diff --git a/src/examples/Program.cs b/src/examples/Program.cs
index 47aa7ef..5bdeef0 100644
--- a/src/examples/Program.cs
+++ b/src/examples/Program.cs
@@ -14,6 +14,7 @@ private static void Main()
 			USExtractExample.Run();
 			USAutocompleteProExample.Run();
 			USReverseGeoExample.Run();
+			USEnrichmentExample.Run();
 		}
 	}
 }
\ No newline at end of file
diff --git a/src/examples/USEnrichmentExample.cs b/src/examples/USEnrichmentExample.cs
new file mode 100644
index 0000000..93aa100
--- /dev/null
+++ b/src/examples/USEnrichmentExample.cs
@@ -0,0 +1,78 @@
+namespace Examples
+{
+	using System;
+	using System.Net;
+	using System.Collections.Generic;
+	using System.IO;
+    using System.Linq;
+    using SmartyStreets;
+	using SmartyStreets.USEnrichmentApi;
+    using System.Reflection;
+
+	internal static class USEnrichmentExample
+	{
+		public static void Run()
+		{
+            // specifies the TLS protocoll to use - this is TLS 1.2
+            const SecurityProtocolType tlsProtocol1_2 = (SecurityProtocolType)3072;
+
+            // var authId = "Your SmartyStreets Auth ID here";
+            // var authToken = "Your SmartyStreets Auth Token here";
+
+            // We recommend storing your keys in environment variables instead---it's safer!
+            var authId = Environment.GetEnvironmentVariable("SMARTY_AUTH_ID");
+			var authToken = Environment.GetEnvironmentVariable("SMARTY_AUTH_TOKEN");
+			ServicePointManager.SecurityProtocol = tlsProtocol1_2;
+
+			var client = new ClientBuilder(authId, authToken).BuildUsEnrichmentApiClient();
+			
+			SmartyStreets.USEnrichmentApi.Property.Principal.Result[] results = null;
+            try {
+                results = client.SendPropertyPrincipalLookup("1682393594");
+            }
+            catch (Exception ex) {
+                Console.WriteLine(ex.Message + ex.StackTrace);
+            }
+            
+            if (results != null) {
+                foreach (SmartyStreets.USEnrichmentApi.Property.Principal.Result result in results) {
+                    PrintResult(result);
+                }
+            }
+            else {
+                Console.WriteLine("Result was null");
+            }
+
+
+            SmartyStreets.USEnrichmentApi.Property.Financial.Result[] financialResults = null;
+            try {
+                financialResults = client.SendPropertyFinancialLookup("1682393594");
+            }
+            catch (Exception ex) {
+                Console.WriteLine(ex.Message + ex.StackTrace);
+            }
+
+            if (financialResults != null) {
+                foreach (SmartyStreets.USEnrichmentApi.Property.Financial.Result result in financialResults) {
+                    PrintResult(result);
+                }
+            }
+            else {
+                Console.WriteLine("Result was null");
+            }
+		}
+
+        private static void PrintResult(object obj){
+            Type type = obj.GetType();
+
+            foreach (PropertyInfo property in type.GetProperties()) {
+                if (property.Name == "Attributes" ){
+                    PrintResult(property.GetValue(obj, null));
+                }
+                if (property.GetValue(obj, null) != null) {
+                    Console.WriteLine($"{property.Name}: {property.GetValue(obj, null)}");
+                }
+            }
+        }
+	}
+}
\ No newline at end of file
diff --git a/src/integration/Tests.cs b/src/integration/Tests.cs
index 3efa970..7fe552e 100644
--- a/src/integration/Tests.cs
+++ b/src/integration/Tests.cs
@@ -23,6 +23,8 @@ public static void RunAllApiIntegrationTests()
 			TestUSStreetRequestReturnsWithCorrectNumberOfResults(credentials);
 			TestUSZIPCodeRequestReturnsWithCorrectNumberOfResults(credentials);
 			TestReturnsCorrectNumberOfResultsViaProxy(credentials);
+			TestUsEnrichmentPropertyPrincipalRequestReturnsCorrectNumberOfResults(credentials);
+			TestUsEnrichmentPropertyFinancialRequestReturnsCorrectNumberOfResults(credentials);
 		}
 
 		private static void TestInternationalStreetRequestReturnsWithCorrectNumberOfResults(ICredentials credentials)
@@ -180,6 +182,37 @@ private static void TestReturnsCorrectNumberOfResultsViaProxy(ICredentials crede
 			AssertResults("VIA_PROXY", citiesAmount, 7);
 		}
 
+		private static void TestUsEnrichmentPropertyPrincipalRequestReturnsCorrectNumberOfResults(ICredentials credentials){
+			var client = new ClientBuilder(credentials).BuildUsEnrichmentApiClient();
+			
+			SmartyStreets.USEnrichmentApi.Property.Principal.Result[] results = null;
+            try
+            {
+                results = client.SendPropertyPrincipalLookup("1682393594");
+            }
+            catch (Exception)
+            {
+                Console.WriteLine("");
+            }
+			AssertResults("ENRICHMENT_PROPERTY_PRINCIPAL", results.Length, 1);
+		}
+
+		private static void TestUsEnrichmentPropertyFinancialRequestReturnsCorrectNumberOfResults(ICredentials credentials){
+			var client = new ClientBuilder(credentials).BuildUsEnrichmentApiClient();
+			
+			SmartyStreets.USEnrichmentApi.Property.Financial.Result[] results = null;
+            try
+            {
+                results = client.SendPropertyFinancialLookup("1682393594");
+            }
+            catch (Exception)
+            {
+                Console.WriteLine("");
+            }
+
+			AssertResults("ENRICHMENT_FINANCIAL_PRINCIPAL", results.Length, 1);
+		}
+
 		private static void AssertResults(string apiType, int actualResultCount, int expectedResultCount)
 		{
 			if (actualResultCount == expectedResultCount)
diff --git a/src/sdk/ClientBuilder.cs b/src/sdk/ClientBuilder.cs
index 6f477fb..5adc3d5 100644
--- a/src/sdk/ClientBuilder.cs
+++ b/src/sdk/ClientBuilder.cs
@@ -31,6 +31,7 @@ public class ClientBuilder
         private const string UsStreetApiUrl = "https://us-street.api.smarty.com/street-address";
         private const string UsZipCodeApiUrl = "https://us-zipcode.api.smarty.com/lookup";
         private const string UsReverseGeoApiUrl = "https://us-reverse-geo.api.smarty.com/lookup";
+        private const string USEnrichmentApiUrl = "https://us-enrichment.api.smarty.com/lookup";
 
         public ClientBuilder()
         {
@@ -178,6 +179,12 @@ public USReverseGeoApi.Client BuildUsReverseGeoApiClient()
             return new USReverseGeoApi.Client(this.BuildSender(), this.serializer);
         }
 
+        public USEnrichmentApi.Client BuildUsEnrichmentApiClient()
+        {
+            this.EnsureURLPrefixNotNull(USEnrichmentApiUrl);
+            return new USEnrichmentApi.Client(this.BuildSender(), this.serializer);
+        }
+
         private ISender BuildSender()
         {
             if (this.httpSender != null)
diff --git a/src/sdk/USEnrichmentApi/Client.cs b/src/sdk/USEnrichmentApi/Client.cs
new file mode 100644
index 0000000..5f2021c
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Client.cs
@@ -0,0 +1,51 @@
+namespace SmartyStreets.USEnrichmentApi
+{
+    using System;
+	using System.IO;
+
+    public class Client //: IUSEnrichmentClient
+    {
+        private readonly ISender sender;
+		private readonly ISerializer serializer;
+
+		public Client(ISender sender, ISerializer serializer)
+		{
+			this.sender = sender;
+			this.serializer = serializer;
+		}
+
+		public Property.Financial.Result[] SendPropertyFinancialLookup(string smartyKey)
+		{
+			Property.Financial.Lookup lookup = new Property.Financial.Lookup(smartyKey);
+			Send(lookup);
+			return lookup.GetResults();
+		}
+
+		public Property.Principal.Result[] SendPropertyPrincipalLookup(string smartyKey)
+		{
+			Property.Principal.Lookup lookup = new Property.Principal.Lookup(smartyKey);
+			Send(lookup);
+			return lookup.GetResults();
+		}
+
+		private void Send(Lookup lookup)
+		{
+			if (lookup == null || string.IsNullOrEmpty(lookup.GetSmartyKey()))
+				throw new SmartyStreets.SmartyException("Client.Send() requires a Lookup with the 'smartyKey' field set");
+			Request request = BuildRequest(lookup);
+			Response response = this.sender.Send(request);
+			if (response.Payload != null){
+				using (var payloadStream = new MemoryStream(response.Payload)){
+					lookup.DeserializeAndSetResults(serializer, payloadStream);
+				}
+			}
+		}
+
+		private SmartyStreets.Request BuildRequest(Lookup lookup)
+		{
+			SmartyStreets.Request request = new SmartyStreets.Request();
+			request.SetUrlPrefix("/" + lookup.GetSmartyKey() + "/" + lookup.GetDatasetName() + "/" + lookup.GetDataSubsetName());
+			return request;
+		}
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/IUSEnrichmentClient.cs b/src/sdk/USEnrichmentApi/IUSEnrichmentClient.cs
new file mode 100644
index 0000000..7586215
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/IUSEnrichmentClient.cs
@@ -0,0 +1,9 @@
+namespace SmartyStreets.USEnrichmentApi
+{
+    // marker interface for easy dependency injection and unit test mocking
+    public interface IUSEnrichmentClient
+    {
+        SmartyStreets.USEnrichmentApi.Property.Principal.Result[] sendPropertyPrincipalLookup(string smartyKey);
+        SmartyStreets.USEnrichmentApi.Property.Financial.Result[] sendPropertyFinancialLookup(string smartyKey);
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Lookup.cs b/src/sdk/USEnrichmentApi/Lookup.cs
new file mode 100644
index 0000000..6525a19
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Lookup.cs
@@ -0,0 +1,36 @@
+namespace SmartyStreets.USEnrichmentApi
+{
+    using System;
+    using System.IO;
+
+    public abstract class Lookup
+    {
+        private readonly string smartyKey;
+        private readonly string datasetName;
+        private readonly string dataSubsetName;
+
+        public Lookup(string smartyKey, string datasetName, string dataSubsetName)
+        {
+            this.smartyKey = smartyKey;
+            this.datasetName = datasetName;
+            this.dataSubsetName = dataSubsetName;
+        }
+
+        public string GetSmartyKey()
+        {
+            return smartyKey;
+        }
+
+        public string GetDatasetName()
+        {
+            return datasetName;
+        }
+
+        public string GetDataSubsetName()
+        {
+            return dataSubsetName;
+        }
+
+        public abstract void DeserializeAndSetResults(SmartyStreets.ISerializer serializer, Stream payload);
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Financial/Attributes.cs b/src/sdk/USEnrichmentApi/Property/Financial/Attributes.cs
new file mode 100644
index 0000000..030a637
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Financial/Attributes.cs
@@ -0,0 +1,304 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Financial
+{
+    using System.Runtime.Serialization;
+    using System.Collections.Generic;
+
+	[DataContract]
+
+    public class Attributes
+    {
+        [DataMember(Name = "assessed_improvement_percent")]
+        public string AssessedImprovementPercent { get; set; }
+
+        [DataMember(Name = "assessed_improvement_value")]
+        public string AssessedImprovementValue { get; set; }
+
+        [DataMember(Name = "assessed_land_value")]
+        public string AssessedLandValue { get; set; }
+
+        [DataMember(Name = "assessed_value")]
+        public string AssessedValue { get; set; }
+
+        [DataMember(Name = "assessor_last_update")]
+        public string AssessorLastUpdate { get; set; }
+
+        [DataMember(Name = "assessor_taxroll_update")]
+        public string AssessorTaxrollUpdate { get; set; }
+
+        [DataMember(Name = "contact_city")]
+        public string ContactCity { get; set; }
+
+        [DataMember(Name = "contact_crrt")]
+        public string ContactCrrt { get; set; }
+
+        [DataMember(Name = "contact_full_address")]
+        public string ContactFullAddress { get; set; }
+
+        [DataMember(Name = "contact_house_number")]
+        public string ContactHouseNumber { get; set; }
+
+        [DataMember(Name = "contact_mail_info_format")]
+        public string ContactMailInfoFormat { get; set; }
+
+        [DataMember(Name = "contact_mail_info_privacy")]
+        public string ContactMailInfoPrivacy { get; set; }
+
+        [DataMember(Name = "contact_mailing_county")]
+        public string ContactMailingCounty { get; set; }
+
+        [DataMember(Name = "contact_mailing_fips")]
+        public string ContactMailingFips { get; set; }
+
+        [DataMember(Name = "contact_post_direction")]
+        public string ContactPostDirection { get; set; }
+
+        [DataMember(Name = "contact_pre_direction")]
+        public string ContactPreDirection { get; set; }
+
+        [DataMember(Name = "contact_state")]
+        public string ContactState { get; set; }
+
+        [DataMember(Name = "contact_street_name")]
+        public string ContactStreetName { get; set; }
+
+        [DataMember(Name = "contact_suffix")]
+        public string ContactSuffix { get; set; }
+
+        [DataMember(Name = "contact_unit_designator")]
+        public string ContactUnitDesignator { get; set; }
+
+        [DataMember(Name = "contact_value")]
+        public string ContactValue { get; set; }
+
+        [DataMember(Name = "contact_zip")]
+        public string ContactZip { get; set; }
+
+        [DataMember(Name = "contact_zip4")]
+        public string ContactZip4 { get; set; }
+
+        [DataMember(Name = "deed_document_book")]
+        public string DeedDocumentBook { get; set; }
+
+        [DataMember(Name = "deed_document_number")]
+        public string DeedDocumentNumber { get; set; }
+
+        [DataMember(Name = "deed_document_page")]
+        public string DeedDocumentPage { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name")]
+        public string DeedOwnerFirstName { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name2")]
+        public string DeedOwnerFirstName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name3")]
+        public string DeedOwnerFirstName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name4")]
+        public string DeedOwnerFirstName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name")]
+        public string DeedOwnerFullName { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name2")]
+        public string DeedOwnerFullName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name3")]
+        public string DeedOwnerFullName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name4")]
+        public string DeedOwnerFullName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name")]
+        public string DeedOwnerLastName { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name2")]
+        public string DeedOwnerLastName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name3")]
+        public string DeedOwnerLastName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name4")]
+        public string DeedOwnerLastName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name")]
+        public string DeedOwnerMiddleName { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name2")]
+        public string DeedOwnerMiddleName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name3")]
+        public string DeedOwnerMiddleName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name4")]
+        public string DeedOwnerMiddleName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix")]
+        public string DeedOwnerSuffix { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix2")]
+        public string DeedOwnerSuffix2 { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix3")]
+        public string DeedOwnerSuffix3 { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix4")]
+        public string DeedOwnerSuffix4 { get; set; }
+
+        [DataMember(Name = "deed_sale_date")]
+        public string DeedSaleDate { get; set; }
+
+        [DataMember(Name = "deed_sale_price")]
+        public string DeedSalePrice { get; set; }
+
+        [DataMember(Name = "deed_transaction_id")]
+        public string DeedTransactionId { get; set; }
+
+        [DataMember(Name = "disabled_tax_exemption")]
+        public string DisabledTaxExemption { get; set; }
+
+        [DataMember(Name = "financial_history")]
+        public List<HistoryEntry> FinancialHistory { get; set; }
+
+        [DataMember(Name = "first_name")]
+        public string FirstName { get; set; }
+
+        [DataMember(Name = "first_name_2")]
+        public string FirstName2 { get; set; }
+
+        [DataMember(Name = "first_name_3")]
+        public string FirstName3 { get; set; }
+
+        [DataMember(Name = "first_name_4")]
+        public string FirstName4 { get; set; }
+
+        [DataMember(Name = "homeowner_tax_exemption")]
+        public string HomeownerTaxExemption { get; set; }
+
+        [DataMember(Name = "last_name")]
+        public string LastName { get; set; }
+
+        [DataMember(Name = "last_name_2")]
+        public string LastName2 { get; set; }
+
+        [DataMember(Name = "last_name_3")]
+        public string LastName3 { get; set; }
+
+        [DataMember(Name = "last_name_4")]
+        public string LastName4 { get; set; }
+
+        [DataMember(Name = "market_improvement_percent")]
+        public string MarketImprovementPercent { get; set; }
+
+        [DataMember(Name = "market_improvement_value")]
+        public string MarketImprovementValue { get; set; }
+
+        [DataMember(Name = "market_land_value")]
+        public string MarketLandValue { get; set; }
+
+        [DataMember(Name = "market_value_year")]
+        public string MarketValueYear { get; set; }
+
+        [DataMember(Name = "match_type")]
+        public string MatchType { get; set; }
+
+        [DataMember(Name = "middle_name")]
+        public string MiddleName { get; set; }
+
+        [DataMember(Name = "middle_name_2")]
+        public string MiddleName2 { get; set; }
+
+        [DataMember(Name = "middle_name_3")]
+        public string MiddleName3 { get; set; }
+
+        [DataMember(Name = "middle_name_4")]
+        public string MiddleName4 { get; set; }
+
+        [DataMember(Name = "other_tax_exemption")]
+        public string OtherTaxExemption { get; set; }
+
+        [DataMember(Name = "owner_full_name")]
+        public string OwnerFullName { get; set; }
+
+        [DataMember(Name = "owner_full_name_2")]
+        public string OwnerFullName2 { get; set; }
+
+        [DataMember(Name = "owner_full_name_3")]
+        public string OwnerFullName3 { get; set; }
+
+        [DataMember(Name = "owner_full_name_4")]
+        public string OwnerFullName4 { get; set; }
+
+        [DataMember(Name = "ownership_transfer_date")]
+        public string OwnershipTransferDate { get; set; }
+
+        [DataMember(Name = "ownership_transfer_doc_number")]
+        public string OwnershipTransferDocNumber { get; set; }
+
+        [DataMember(Name = "ownership_transfer_transaction_id")]
+        public string OwnershipTransferTransactionId { get; set; }
+
+        [DataMember(Name = "ownership_type")]
+        public string OwnershipType { get; set; }
+
+        [DataMember(Name = "ownership_type_2")]
+        public string OwnershipType2 { get; set; }
+
+        [DataMember(Name = "previous_assessed_value")]
+        public string PreviousAssessedValue { get; set; }
+
+        [DataMember(Name = "prior_sale_amount")]
+        public string PriorSaleAmount { get; set; }
+
+        [DataMember(Name = "prior_sale_date")]
+        public string PriorSaleDate { get; set; }
+
+        [DataMember(Name = "sale_amount")]
+        public string SaleAmount { get; set; }
+
+        [DataMember(Name = "sale_date")]
+        public string SaleDate { get; set; }
+
+        [DataMember(Name = "senior_tax_exemption")]
+        public string SeniorTaxExemption { get; set; }
+
+        [DataMember(Name = "suffix")]
+        public string Suffix { get; set; }
+
+        [DataMember(Name = "suffix_2")]
+        public string Suffix2 { get; set; }
+
+        [DataMember(Name = "suffix_3")]
+        public string Suffix3 { get; set; }
+
+        [DataMember(Name = "suffix_4")]
+        public string Suffix4 { get; set; }
+
+        [DataMember(Name = "tax_assess_year")]
+        public string TaxAssessYear { get; set; }
+
+        [DataMember(Name = "tax_billed_amount")]
+        public string TaxBilledAmount { get; set; }
+
+        [DataMember(Name = "tax_delinquent_year")]
+        public string TaxDelinquentYear { get; set; }
+
+        [DataMember(Name = "tax_fiscal_year")]
+        public string TaxFiscalYear { get; set; }
+
+        [DataMember(Name = "tax_rate_area")]
+        public string TaxRateArea { get; set; }
+
+        [DataMember(Name = "total_market_value")]
+        public string TotalMarketValue { get; set; }
+
+        [DataMember(Name = "trust_description")]
+        public string TrustDescription { get; set; }
+
+        [DataMember(Name = "veteran_tax_exemption")]
+        public string VeteranTaxExemption { get; set; }
+
+        [DataMember(Name = "widow_tax_exemption")]
+        public string WidowTaxExemption { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Financial/HistoryEntry.cs b/src/sdk/USEnrichmentApi/Property/Financial/HistoryEntry.cs
new file mode 100644
index 0000000..cc93844
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Financial/HistoryEntry.cs
@@ -0,0 +1,138 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Financial
+{
+    using System.Runtime.Serialization;
+
+	[DataContract]
+    public class HistoryEntry
+    {
+        [DataMember(Name = "code_title_company")]
+        public string CodeTitleCompany { get; set; }
+
+        [DataMember(Name = "document_type_description")]
+        public string DocumentTypeDescription { get; set; }
+
+        [DataMember(Name = "instrument_date")]
+        public string InstrumentDate { get; set; }
+
+        [DataMember(Name = "interest_rate_type_2")]
+        public string InterestRateType2 { get; set; }
+
+        [DataMember(Name = "lender_address")]
+        public string LenderAddress { get; set; }
+
+        [DataMember(Name = "lender_address_2")]
+        public string LenderAddress2 { get; set; }
+
+        [DataMember(Name = "lender_city")]
+        public string LenderCity { get; set; }
+
+        [DataMember(Name = "lender_city_2")]
+        public string LenderCity2 { get; set; }
+
+        [DataMember(Name = "lender_code_2")]
+        public string LenderCode2 { get; set; }
+
+        [DataMember(Name = "lender_first_name")]
+        public string LenderFirstName { get; set; }
+
+        [DataMember(Name = "lender_first_name_2")]
+        public string LenderFirstName2 { get; set; }
+
+        [DataMember(Name = "lender_last_name")]
+        public string LenderLastName { get; set; }
+
+        [DataMember(Name = "lender_last_name_2")]
+        public string LenderLastName2 { get; set; }
+
+        [DataMember(Name = "lender_name")]
+        public string LenderName { get; set; }
+
+        [DataMember(Name = "lender_name_2")]
+        public string LenderName2 { get; set; }
+
+        [DataMember(Name = "lender_seller_carry_back")]
+        public string LenderSellerCarryBack { get; set; }
+
+        [DataMember(Name = "lender_seller_carry_back_2")]
+        public string LenderSellerCarryBack2 { get; set; }
+
+        [DataMember(Name = "lender_state")]
+        public string LenderState { get; set; }
+
+        [DataMember(Name = "lender_state_2")]
+        public string LenderState2 { get; set; }
+
+        [DataMember(Name = "lender_zip")]
+        public string LenderZip { get; set; }
+
+        [DataMember(Name = "lender_zip_2")]
+        public string LenderZip2 { get; set; }
+
+        [DataMember(Name = "lender_zip_extended")]
+        public string LenderZipExtended { get; set; }
+
+        [DataMember(Name = "lender_zip_extended_2")]
+        public string LenderZipExtended2 { get; set; }
+
+        [DataMember(Name = "mortgage_amount")]
+        public string MortgageAmount { get; set; }
+
+        [DataMember(Name = "mortgage_amount_2")]
+        public string MortgageAmount2 { get; set; }
+
+        [DataMember(Name = "mortgage_due_date")]
+        public string MortgageDueDate { get; set; }
+
+        [DataMember(Name = "mortgage_due_date_2")]
+        public string MortgageDueDate2 { get; set; }
+
+        [DataMember(Name = "mortgage_interest_rate")]
+        public string MortgageInterestRate { get; set; }
+
+        [DataMember(Name = "mortgage_interest_rate_type")]
+        public string MortgageInterestRateType { get; set; }
+
+        [DataMember(Name = "mortgage_lender_code")]
+        public string MortgageLenderCode { get; set; }
+
+        [DataMember(Name = "mortgage_rate_2")]
+        public string MortgageRate2 { get; set; }
+
+        [DataMember(Name = "mortgage_recording_date")]
+        public string MortgageRecordingDate { get; set; }
+
+        [DataMember(Name = "mortgage_recording_date_2")]
+        public string MortgageRecordingDate2 { get; set; }
+
+        [DataMember(Name = "mortgage_term")]
+        public string MortgageTerm { get; set; }
+
+        [DataMember(Name = "mortgage_term_2")]
+        public string MortgageTerm2 { get; set; }
+
+        [DataMember(Name = "mortgage_term_type")]
+        public string MortgageTermType { get; set; }
+
+        [DataMember(Name = "mortgage_term_type_2")]
+        public string MortgageTermType2 { get; set; }
+
+        [DataMember(Name = "mortgage_type")]
+        public string MortgageType { get; set; }
+
+        [DataMember(Name = "mortgage_type_2")]
+        public string MortgageType2 { get; set; }
+
+        [DataMember(Name = "multi_parcel_flag")]
+        public string MultiParcelFlag { get; set; }
+
+        [DataMember(Name = "name_title_company")]
+        public string NameTitleCompany { get; set; }
+
+        [DataMember(Name = "recording_date")]
+        public string RecordingDate { get; set; }
+
+        [DataMember(Name = "transfer_amount")]
+        public string TransferAmount { get; set; }
+    }
+
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Financial/Lookup.cs b/src/sdk/USEnrichmentApi/Property/Financial/Lookup.cs
new file mode 100644
index 0000000..eaef318
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Financial/Lookup.cs
@@ -0,0 +1,31 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Financial
+{
+    using System;
+    using System.IO;
+
+    public class Lookup : SmartyStreets.USEnrichmentApi.Lookup
+    {
+        private Result[] results;
+
+        public Lookup(string smartyKey) : base(smartyKey, "property", "financial")
+        {
+        }
+
+        public Result[] GetResults()
+        {
+            return results;
+        }
+
+        public void SetResults(Result[] results)
+        {
+            this.results = results;
+        }
+
+        public override void DeserializeAndSetResults(SmartyStreets.ISerializer serializer, Stream payload)
+        {
+            this.results = serializer.Deserialize<Result[]>(payload);
+        }
+    }
+
+
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Financial/Result.cs b/src/sdk/USEnrichmentApi/Property/Financial/Result.cs
new file mode 100644
index 0000000..d3f196f
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Financial/Result.cs
@@ -0,0 +1,20 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Financial
+{
+    using System.Runtime.Serialization;
+
+	[DataContract]
+    public class Result
+    {
+        [DataMember(Name = "smarty_key")]
+        public string SmartyKey { get; set; }
+
+        [DataMember(Name = "data_set_name")]
+        public string DataSetName { get; set; }
+
+        [DataMember(Name = "data_subset_name")]
+        public string DataSubsetName { get; set; }
+
+        [DataMember(Name = "attributes")]
+        public Attributes Attributes { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Principal/Attributes.cs b/src/sdk/USEnrichmentApi/Property/Principal/Attributes.cs
new file mode 100644
index 0000000..53632ce
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Principal/Attributes.cs
@@ -0,0 +1,1088 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Principal
+{
+    using System.Runtime.Serialization;
+
+	[DataContract]
+    public class Attributes
+    {
+        [DataMember(Name = "1st_floor_sqft")]
+        public string FirstFloorSqft { get; set; }
+
+        [DataMember(Name = "2nd_floor_sqft")]
+        public string SecondFloorSqft { get; set; }
+
+        [DataMember(Name = "acres")]
+        public string Acres { get; set; }
+
+        [DataMember(Name = "air_conditioner")]
+        public string AirConditioner { get; set; }
+
+        [DataMember(Name = "arbor_pergola")]
+        public string ArborPergola { get; set; }
+
+        [DataMember(Name = "assessed_improvement_percent")]
+        public string AssessedImprovementPercent { get; set; }
+
+        [DataMember(Name = "assessed_improvement_value")]
+        public string AssessedImprovementValue { get; set; }
+
+        [DataMember(Name = "assessed_land_value")]
+        public string AssessedLandValue { get; set; }
+
+        [DataMember(Name = "assessed_value")]
+        public string AssessedValue { get; set; }
+
+        [DataMember(Name = "assessor_last_update")]
+        public string AssessorLastUpdate { get; set; }
+
+        [DataMember(Name = "assessor_taxroll_update")]
+        public string AssessorTaxrollUpdate { get; set; }
+
+        [DataMember(Name = "attic_area")]
+        public string AtticArea { get; set; }
+
+        [DataMember(Name = "attic_flag")]
+        public string AtticFlag { get; set; }
+
+        [DataMember(Name = "balcony")]
+        public string Balcony { get; set; }
+
+        [DataMember(Name = "balcony_area")]
+        public string BalconyArea { get; set; }
+
+        [DataMember(Name = "basement_sqft")]
+        public string BasementSqft { get; set; }
+
+        [DataMember(Name = "basement_sqft_finished")]
+        public string BasementSqftFinished { get; set; }
+
+        [DataMember(Name = "basement_sqft_unfinished")]
+        public string BasementSqftUnfinished { get; set; }
+
+        [DataMember(Name = "bath_house")]
+        public string BathHouse { get; set; }
+
+        [DataMember(Name = "bath_house_sqft")]
+        public string BathHouseSqft { get; set; }
+
+        [DataMember(Name = "bathrooms_partial")]
+        public string BathroomsPartial { get; set; }
+
+        [DataMember(Name = "bathrooms_total")]
+        public string BathroomsTotal { get; set; }
+
+        [DataMember(Name = "bedrooms")]
+        public string Bedrooms { get; set; }
+
+        [DataMember(Name = "block1")]
+        public string Block1 { get; set; }
+
+        [DataMember(Name = "block2")]
+        public string Block2 { get; set; }
+
+        [DataMember(Name = "boat_access")]
+        public string BoatAccess { get; set; }
+
+        [DataMember(Name = "boat_house")]
+        public string BoatHouse { get; set; }
+
+        [DataMember(Name = "boat_house_sqft")]
+        public string BoatHouseSqft { get; set; }
+
+        [DataMember(Name = "boat_lift")]
+        public string BoatLift { get; set; }
+
+        [DataMember(Name = "bonus_room")]
+        public string BonusRoom { get; set; }
+
+        [DataMember(Name = "breakfast_nook")]
+        public string BreakfastNook { get; set; }
+
+        [DataMember(Name = "breezeway")]
+        public string Breezeway { get; set; }
+
+        [DataMember(Name = "building_definition_code")]
+        public string BuildingDefinitionCode { get; set; }
+
+        [DataMember(Name = "building_sqft")]
+        public string BuildingSqft { get; set; }
+
+        [DataMember(Name = "cabin")]
+        public string Cabin { get; set; }
+
+        [DataMember(Name = "cabin_sqft")]
+        public string CabinSqft { get; set; }
+
+        [DataMember(Name = "canopy")]
+        public string Canopy { get; set; }
+
+        [DataMember(Name = "canopy_sqft")]
+        public string CanopySqft { get; set; }
+
+        [DataMember(Name = "carport")]
+        public string Carport { get; set; }
+
+        [DataMember(Name = "carport_sqft")]
+        public string CarportSqft { get; set; }
+
+        [DataMember(Name = "cbsa_code")]
+        public string CbsaCode { get; set; }
+
+        [DataMember(Name = "cbsa_name")]
+        public string CbsaName { get; set; }
+
+        [DataMember(Name = "cellar")]
+        public string Cellar { get; set; }
+
+        [DataMember(Name = "census_block")]
+        public string CensusBlock { get; set; }
+
+        [DataMember(Name = "census_block_group")]
+        public string CensusBlockGroup { get; set; }
+
+        [DataMember(Name = "census_fips_place_code")]
+        public string CensusFipsPlaceCode { get; set; }
+
+        [DataMember(Name = "census_tract")]
+        public string CensusTract { get; set; }
+
+        [DataMember(Name = "central_vacuum")]
+        public string CentralVacuum { get; set; }
+
+        [DataMember(Name = "code_title_company")]
+        public string CodeTitleCompany { get; set; }
+
+        [DataMember(Name = "combined_statistical_area")]
+        public string CombinedStatisticalArea { get; set; }
+
+        [DataMember(Name = "community_rec")]
+        public string CommunityRec { get; set; }
+
+        [DataMember(Name = "company_flag")]
+        public string CompanyFlag { get; set; }
+
+        [DataMember(Name = "congressional_district")]
+        public string CongressionalDistrict { get; set; }
+
+        [DataMember(Name = "construction_type")]
+        public string ConstructionType { get; set; }
+
+        [DataMember(Name = "contact_city")]
+        public string ContactCity { get; set; }
+
+        [DataMember(Name = "contact_crrt")]
+        public string ContactCrrt { get; set; }
+
+        [DataMember(Name = "contact_full_address")]
+        public string ContactFullAddress { get; set; }
+
+        [DataMember(Name = "contact_house_number")]
+        public string ContactHouseNumber { get; set; }
+
+        [DataMember(Name = "contact_mail_info_format")]
+        public string ContactMailInfoFormat { get; set; }
+
+        [DataMember(Name = "contact_mail_info_privacy")]
+        public string ContactMailInfoPrivacy { get; set; }
+
+        [DataMember(Name = "contact_mailing_county")]
+        public string ContactMailingCounty { get; set; }
+
+        [DataMember(Name = "contact_mailing_fips")]
+        public string ContactMailingFips { get; set; }
+
+        [DataMember(Name = "contact_post_direction")]
+        public string ContactPostDirection { get; set; }
+
+        [DataMember(Name = "contact_pre_direction")]
+        public string ContactPreDirection { get; set; }
+
+        [DataMember(Name = "contact_state")]
+        public string ContactState { get; set; }
+
+        [DataMember(Name = "contact_street_name")]
+        public string ContactStreetName { get; set; }
+
+        [DataMember(Name = "contact_suffix")]
+        public string ContactSuffix { get; set; }
+
+        [DataMember(Name = "contact_unit_designator")]
+        public string ContactUnitDesignator { get; set; }
+
+        [DataMember(Name = "contact_value")]
+        public string ContactValue { get; set; }
+
+        [DataMember(Name = "contact_zip")]
+        public string ContactZip { get; set; }
+
+        [DataMember(Name = "contact_zip4")]
+        public string ContactZip4 { get; set; }
+
+        [DataMember(Name = "courtyard")]
+        public string Courtyard { get; set; }
+
+        [DataMember(Name = "courtyard_area")]
+        public string CourtyardArea { get; set; }
+
+        [DataMember(Name = "deck")]
+        public string Deck { get; set; }
+
+        [DataMember(Name = "deck_area")]
+        public string DeckArea { get; set; }
+
+        [DataMember(Name = "deed_document_book")]
+        public string DeedDocumentBook { get; set; }
+
+        [DataMember(Name = "deed_document_number")]
+        public string DeedDocumentNumber { get; set; }
+
+        [DataMember(Name = "deed_document_page")]
+        public string DeedDocumentPage { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name")]
+        public string DeedOwnerFirstName { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name2")]
+        public string DeedOwnerFirstName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name3")]
+        public string DeedOwnerFirstName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_first_name4")]
+        public string DeedOwnerFirstName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name")]
+        public string DeedOwnerFullName { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name2")]
+        public string DeedOwnerFullName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name3")]
+        public string DeedOwnerFullName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_full_name4")]
+        public string DeedOwnerFullName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name")]
+        public string DeedOwnerLastName { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name2")]
+        public string DeedOwnerLastName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name3")]
+        public string DeedOwnerLastName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_last_name4")]
+        public string DeedOwnerLastName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name")]
+        public string DeedOwnerMiddleName { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name2")]
+        public string DeedOwnerMiddleName2 { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name3")]
+        public string DeedOwnerMiddleName3 { get; set; }
+
+        [DataMember(Name = "deed_owner_middle_name4")]
+        public string DeedOwnerMiddleName4 { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix")]
+        public string DeedOwnerSuffix { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix2")]
+        public string DeedOwnerSuffix2 { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix3")]
+        public string DeedOwnerSuffix3 { get; set; }
+
+        [DataMember(Name = "deed_owner_suffix4")]
+        public string DeedOwnerSuffix4 { get; set; }
+
+        [DataMember(Name = "deed_sale_date")]
+        public string DeedSaleDate { get; set; }
+
+        [DataMember(Name = "deed_sale_price")]
+        public string DeedSalePrice { get; set; }
+
+        [DataMember(Name = "deed_transaction_id")]
+        public string DeedTransactionId { get; set; }
+
+        [DataMember(Name = "depth_linear_footage")]
+        public string DepthLinearFootage { get; set; }
+
+        [DataMember(Name = "disabled_tax_exemption")]
+        public string DisabledTaxExemption { get; set; }
+
+        [DataMember(Name = "document_type_description")]
+        public string DocumentTypeDescription { get; set; }
+
+        [DataMember(Name = "driveway_sqft")]
+        public string DrivewaySqft { get; set; }
+
+        [DataMember(Name = "driveway_type")]
+        public string DrivewayType { get; set; }
+
+        [DataMember(Name = "effective_year_built")]
+        public string EffectiveYearBuilt { get; set; }
+
+        [DataMember(Name = "elevation_feet")]
+        public string ElevationFeet { get; set; }
+
+        [DataMember(Name = "elevator")]
+        public string Elevator { get; set; }
+
+        [DataMember(Name = "equestrian_arena")]
+        public string EquestrianArena { get; set; }
+
+        [DataMember(Name = "escalator")]
+        public string Escalator { get; set; }
+
+        [DataMember(Name = "exercise_room")]
+        public string ExerciseRoom { get; set; }
+
+        [DataMember(Name = "exterior_walls")]
+        public string ExteriorWalls { get; set; }
+
+        [DataMember(Name = "family_room")]
+        public string FamilyRoom { get; set; }
+
+        [DataMember(Name = "fence")]
+        public string Fence { get; set; }
+
+        [DataMember(Name = "fence_area")]
+        public string FenceArea { get; set; }
+
+        [DataMember(Name = "fips_code")]
+        public string FipsCode { get; set; }
+
+        [DataMember(Name = "fire_resistance_code")]
+        public string FireResistanceCode { get; set; }
+
+        [DataMember(Name = "fire_sprinklers_flag")]
+        public string FireSprinklersFlag { get; set; }
+
+        [DataMember(Name = "fireplace")]
+        public string Fireplace { get; set; }
+
+        [DataMember(Name = "fireplace_number")]
+        public string FireplaceNumber { get; set; }
+
+        [DataMember(Name = "first_name")]
+        public string FirstName { get; set; }
+
+        [DataMember(Name = "first_name_2")]
+        public string FirstName2 { get; set; }
+
+        [DataMember(Name = "first_name_3")]
+        public string FirstName3 { get; set; }
+
+        [DataMember(Name = "first_name_4")]
+        public string FirstName4 { get; set; }
+
+        [DataMember(Name = "flooring")]
+        public string Flooring { get; set; }
+
+        [DataMember(Name = "foundation")]
+        public string Foundation { get; set; }
+
+        [DataMember(Name = "game_room")]
+        public string GameRoom { get; set; }
+
+        [DataMember(Name = "garage")]
+        public string Garage { get; set; }
+
+        [DataMember(Name = "garage_sqft")]
+        public string GarageSqft { get; set; }
+
+        [DataMember(Name = "gazebo")]
+        public string Gazebo { get; set; }
+
+        [DataMember(Name = "gazebo_sqft")]
+        public string GazeboSqft { get; set; }
+
+        [DataMember(Name = "golf_course")]
+        public string GolfCourse { get; set; }
+
+        [DataMember(Name = "grainery")]
+        public string Grainery { get; set; }
+
+        [DataMember(Name = "grainery_sqft")]
+        public string GrainerySqft { get; set; }
+
+        [DataMember(Name = "great_room")]
+        public string GreatRoom { get; set; }
+
+        [DataMember(Name = "greenhouse")]
+        public string Greenhouse { get; set; }
+
+        [DataMember(Name = "greenhouse_sqft")]
+        public string GreenhouseSqft { get; set; }
+
+        [DataMember(Name = "gross_sqft")]
+        public string GrossSqft { get; set; }
+
+        [DataMember(Name = "guesthouse")]
+        public string Guesthouse { get; set; }
+
+        [DataMember(Name = "guesthouse_sqft")]
+        public string GuesthouseSqft { get; set; }
+
+        [DataMember(Name = "handicap_accessibility")]
+        public string HandicapAccessibility { get; set; }
+
+        [DataMember(Name = "heat")]
+        public string Heat { get; set; }
+
+        [DataMember(Name = "heat_fuel_type")]
+        public string HeatFuelType { get; set; }
+
+        [DataMember(Name = "hobby_room")]
+        public string HobbyRoom { get; set; }
+
+        [DataMember(Name = "homeowner_tax_exemption")]
+        public string HomeownerTaxExemption { get; set; }
+
+        [DataMember(Name = "instrument_date")]
+        public string InstrumentDate { get; set; }
+
+        [DataMember(Name = "intercom_system")]
+        public string IntercomSystem { get; set; }
+
+        [DataMember(Name = "interest_rate_type_2")]
+        public string InterestRateType2 { get; set; }
+
+        [DataMember(Name = "interior_structure")]
+        public string InteriorStructure { get; set; }
+
+        [DataMember(Name = "kennel")]
+        public string Kennel { get; set; }
+
+        [DataMember(Name = "kennel_sqft")]
+        public string KennelSqft { get; set; }
+
+        [DataMember(Name = "land_use_code")]
+        public string LandUseCode { get; set; }
+
+        [DataMember(Name = "land_use_group")]
+        public string LandUseGroup { get; set; }
+
+        [DataMember(Name = "land_use_standard")]
+        public string LandUseStandard { get; set; }
+
+        [DataMember(Name = "last_name")]
+        public string LastName { get; set; }
+
+        [DataMember(Name = "last_name_2")]
+        public string LastName2 { get; set; }
+
+        [DataMember(Name = "last_name_3")]
+        public string LastName3 { get; set; }
+
+        [DataMember(Name = "last_name_4")]
+        public string LastName4 { get; set; }
+
+        [DataMember(Name = "latitude")]
+        public string Latitude { get; set; }
+
+        [DataMember(Name = "laundry")]
+        public string Laundry { get; set; }
+
+        [DataMember(Name = "lean_to")]
+        public string LeanTo { get; set; }
+
+        [DataMember(Name = "lean_to_sqft")]
+        public string LeanToSqft { get; set; }
+
+        [DataMember(Name = "legal_description")]
+        public string LegalDescription { get; set; }
+
+        [DataMember(Name = "legal_unit")]
+        public string LegalUnit { get; set; }
+
+        [DataMember(Name = "lender_address")]
+        public string LenderAddress { get; set; }
+
+        [DataMember(Name = "lender_address_2")]
+        public string LenderAddress2 { get; set; }
+
+        [DataMember(Name = "lender_city")]
+        public string LenderCity { get; set; }
+
+        [DataMember(Name = "lender_city_2")]
+        public string LenderCity2 { get; set; }
+
+        [DataMember(Name = "lender_code_2")]
+        public string LenderCode2 { get; set; }
+
+        [DataMember(Name = "lender_first_name")]
+        public string LenderFirstName { get; set; }
+
+        [DataMember(Name = "lender_first_name_2")]
+        public string LenderFirstName2 { get; set; }
+
+        [DataMember(Name = "lender_last_name")]
+        public string LenderLastName { get; set; }
+
+        [DataMember(Name = "lender_last_name_2")]
+        public string LenderLastName2 { get; set; }
+
+        [DataMember(Name = "lender_name")]
+        public string LenderName { get; set; }
+
+        [DataMember(Name = "lender_name_2")]
+        public string LenderName2 { get; set; }
+
+        [DataMember(Name = "lender_seller_carry_back")]
+        public string LenderSellerCarryBack { get; set; }
+
+        [DataMember(Name = "lender_seller_carry_back_2")]
+        public string LenderSellerCarryBack2 { get; set; }
+
+        [DataMember(Name = "lender_state")]
+        public string LenderState { get; set; }
+
+        [DataMember(Name = "lender_state_2")]
+        public string LenderState2 { get; set; }
+
+        [DataMember(Name = "lender_zip")]
+        public string LenderZip { get; set; }
+
+        [DataMember(Name = "lender_zip_2")]
+        public string LenderZip2 { get; set; }
+
+        [DataMember(Name = "lender_zip_extended")]
+        public string LenderZipExtended { get; set; }
+
+        [DataMember(Name = "lender_zip_extended_2")]
+        public string LenderZipExtended2 { get; set; }
+
+        [DataMember(Name = "loading_platform")]
+        public string LoadingPlatform { get; set; }
+
+        [DataMember(Name = "loading_platform_sqft")]
+        public string LoadingPlatformSqft { get; set; }
+
+        [DataMember(Name = "longitude")]
+        public string Longitude { get; set; }
+
+        [DataMember(Name = "lot_1")]
+        public string Lot1 { get; set; }
+
+        [DataMember(Name = "lot_2")]
+        public string Lot2 { get; set; }
+
+        [DataMember(Name = "lot_3")]
+        public string Lot3 { get; set; }
+
+        [DataMember(Name = "lot_sqft")]
+        public string LotSqft { get; set; }
+
+        [DataMember(Name = "market_improvement_percent")]
+        public string MarketImprovementPercent { get; set; }
+
+        [DataMember(Name = "market_improvement_value")]
+        public string MarketImprovementValue { get; set; }
+
+        [DataMember(Name = "market_land_value")]
+        public string MarketLandValue { get; set; }
+
+        [DataMember(Name = "market_value_year")]
+        public string MarketValueYear { get; set; }
+
+        [DataMember(Name = "match_type")]
+        public string MatchType { get; set; }
+
+        [DataMember(Name = "media_room")]
+        public string MediaRoom { get; set; }
+
+        [DataMember(Name = "metro_division")]
+        public string MetroDivision { get; set; }
+
+        [DataMember(Name = "middle_name")]
+        public string MiddleName { get; set; }
+
+        [DataMember(Name = "middle_name_2")]
+        public string MiddleName2 { get; set; }
+
+        [DataMember(Name = "middle_name_3")]
+        public string MiddleName3 { get; set; }
+
+        [DataMember(Name = "middle_name_4")]
+        public string MiddleName4 { get; set; }
+
+        [DataMember(Name = "milkhouse")]
+        public string Milkhouse { get; set; }
+
+        [DataMember(Name = "milkhouse_sqft")]
+        public string MilkhouseSqft { get; set; }
+
+        [DataMember(Name = "minor_civil_division_code")]
+        public string MinorCivilDivisionCode { get; set; }
+
+        [DataMember(Name = "minor_civil_division_name")]
+        public string MinorCivilDivisionName { get; set; }
+
+        [DataMember(Name = "mobile_home_hookup")]
+        public string MobileHomeHookup { get; set; }
+
+        [DataMember(Name = "mortgage_amount")]
+        public string MortgageAmount { get; set; }
+
+        [DataMember(Name = "mortgage_amount_2")]
+        public string MortgageAmount2 { get; set; }
+
+        [DataMember(Name = "mortgage_due_date")]
+        public string MortgageDueDate { get; set; }
+
+        [DataMember(Name = "mortgage_due_date_2")]
+        public string MortgageDueDate2 { get; set; }
+
+        [DataMember(Name = "mortgage_interest_rate")]
+        public string MortgageInterestRate { get; set; }
+
+        [DataMember(Name = "mortgage_interest_rate_type")]
+        public string MortgageInterestRateType { get; set; }
+
+        [DataMember(Name = "mortgage_lender_code")]
+        public string MortgageLenderCode { get; set; }
+
+        [DataMember(Name = "mortgage_rate_2")]
+        public string MortgageRate2 { get; set; }
+
+        [DataMember(Name = "mortgage_recording_date")]
+        public string MortgageRecordingDate { get; set; }
+
+        [DataMember(Name = "mortgage_recording_date_2")]
+        public string MortgageRecordingDate2 { get; set; }
+
+        [DataMember(Name = "mortgage_term")]
+        public string MortgageTerm { get; set; }
+
+        [DataMember(Name = "mortgage_term_2")]
+        public string MortgageTerm2 { get; set; }
+
+        [DataMember(Name = "mortgage_term_type")]
+        public string MortgageTermType { get; set; }
+
+        [DataMember(Name = "mortgage_term_type_2")]
+        public string MortgageTermType2 { get; set; }
+
+        [DataMember(Name = "mortgage_type")]
+        public string MortgageType { get; set; }
+
+        [DataMember(Name = "mortgage_type_2")]
+        public string MortgageType2 { get; set; }
+
+        [DataMember(Name = "msa_code")]
+        public string MsaCode { get; set; }
+
+        [DataMember(Name = "msa_name")]
+        public string MsaName { get; set; }
+
+        [DataMember(Name = "mud_room")]
+        public string MudRoom { get; set; }
+
+        [DataMember(Name = "multi_parcel_flag")]
+        public string MultiParcelFlag { get; set; }
+
+        [DataMember(Name = "name_title_company")]
+        public string NameTitleCompany { get; set; }
+
+        [DataMember(Name = "neighborhood_code")]
+        public string NeighborhoodCode { get; set; }
+
+        [DataMember(Name = "number_of_buildings")]
+        public string NumberOfBuildings { get; set; }
+
+        [DataMember(Name = "office")]
+        public string Office { get; set; }
+
+        [DataMember(Name = "office_sqft")]
+        public string OfficeSqft { get; set; }
+
+        [DataMember(Name = "other_tax_exemption")]
+        public string OtherTaxExemption { get; set; }
+
+        [DataMember(Name = "outdoor_kitchen_fireplace")]
+        public string OutdoorKitchenFireplace { get; set; }
+
+        [DataMember(Name = "overhead_door")]
+        public string OverheadDoor { get; set; }
+
+        [DataMember(Name = "owner_full_name")]
+        public string OwnerFullName { get; set; }
+
+        [DataMember(Name = "owner_full_name_2")]
+        public string OwnerFullName2 { get; set; }
+
+        [DataMember(Name = "owner_full_name_3")]
+        public string OwnerFullName3 { get; set; }
+
+        [DataMember(Name = "owner_full_name_4")]
+        public string OwnerFullName4 { get; set; }
+
+        [DataMember(Name = "owner_occupancy_status")]
+        public string OwnerOccupancyStatus { get; set; }
+
+        [DataMember(Name = "ownership_transfer_date")]
+        public string OwnershipTransferDate { get; set; }
+
+        [DataMember(Name = "ownership_transfer_doc_number")]
+        public string OwnershipTransferDocNumber { get; set; }
+
+        [DataMember(Name = "ownership_transfer_transaction_id")]
+        public string OwnershipTransferTransactionId { get; set; }
+
+        [DataMember(Name = "ownership_type")]
+        public string OwnershipType { get; set; }
+
+        [DataMember(Name = "ownership_type_2")]
+        public string OwnershipType2 { get; set; }
+
+        [DataMember(Name = "ownership_vesting_relation_code")]
+        public string OwnershipVestingRelationCode { get; set; }
+
+        [DataMember(Name = "parcel_account_number")]
+        public string ParcelAccountNumber { get; set; }
+
+        [DataMember(Name = "parcel_map_book")]
+        public string ParcelMapBook { get; set; }
+
+        [DataMember(Name = "parcel_map_page")]
+        public string ParcelMapPage { get; set; }
+
+        [DataMember(Name = "parcel_number_alternate")]
+        public string ParcelNumberAlternate { get; set; }
+
+        [DataMember(Name = "parcel_number_formatted")]
+        public string ParcelNumberFormatted { get; set; }
+
+        [DataMember(Name = "parcel_number_previous")]
+        public string ParcelNumberPrevious { get; set; }
+
+        [DataMember(Name = "parcel_number_year_added")]
+        public string ParcelNumberYearAdded { get; set; }
+
+        [DataMember(Name = "parcel_number_year_change")]
+        public string ParcelNumberYearChange { get; set; }
+
+        [DataMember(Name = "parcel_raw_number")]
+        public string ParcelRawNumber { get; set; }
+
+        [DataMember(Name = "parcel_shell_record")]
+        public string ParcelShellRecord { get; set; }
+
+        [DataMember(Name = "parking_spaces")]
+        public string ParkingSpaces { get; set; }
+
+        [DataMember(Name = "patio_area")]
+        public string PatioArea { get; set; }
+
+        [DataMember(Name = "phase_name")]
+        public string PhaseName { get; set; }
+
+        [DataMember(Name = "plumbing_fixtures_count")]
+        public string PlumbingFixturesCount { get; set; }
+
+        [DataMember(Name = "pole_struct")]
+        public string PoleStruct { get; set; }
+
+        [DataMember(Name = "pole_struct_sqft")]
+        public string PoleStructSqft { get; set; }
+
+        [DataMember(Name = "pond")]
+        public string Pond { get; set; }
+
+        [DataMember(Name = "pool")]
+        public string Pool { get; set; }
+
+        [DataMember(Name = "pool_area")]
+        public string PoolArea { get; set; }
+
+        [DataMember(Name = "poolhouse")]
+        public string Poolhouse { get; set; }
+
+        [DataMember(Name = "poolhouse_sqft")]
+        public string PoolhouseSqft { get; set; }
+
+        [DataMember(Name = "porch")]
+        public string Porch { get; set; }
+
+        [DataMember(Name = "porch_area")]
+        public string PorchArea { get; set; }
+
+        [DataMember(Name = "poultry_house")]
+        public string PoultryHouse { get; set; }
+
+        [DataMember(Name = "poultry_house_sqft")]
+        public string PoultryHouseSqft { get; set; }
+
+        [DataMember(Name = "previous_assessed_value")]
+        public string PreviousAssessedValue { get; set; }
+
+        [DataMember(Name = "prior_sale_amount")]
+        public string PriorSaleAmount { get; set; }
+
+        [DataMember(Name = "prior_sale_date")]
+        public string PriorSaleDate { get; set; }
+
+        [DataMember(Name = "property_address_carrier_route_code")]
+        public string PropertyAddressCarrierRouteCode { get; set; }
+
+        [DataMember(Name = "property_address_city")]
+        public string PropertyAddressCity { get; set; }
+
+        [DataMember(Name = "property_address_full")]
+        public string PropertyAddressFull { get; set; }
+
+        [DataMember(Name = "property_address_house_number")]
+        public string PropertyAddressHouseNumber { get; set; }
+
+        [DataMember(Name = "property_address_post_direction")]
+        public string PropertyAddressPostDirection { get; set; }
+
+        [DataMember(Name = "property_address_pre_direction")]
+        public string PropertyAddressPreDirection { get; set; }
+
+        [DataMember(Name = "property_address_state")]
+        public string PropertyAddressState { get; set; }
+
+        [DataMember(Name = "property_address_street_name")]
+        public string PropertyAddressStreetName { get; set; }
+
+        [DataMember(Name = "property_address_street_suffix")]
+        public string PropertyAddressStreetSuffix { get; set; }
+
+        [DataMember(Name = "property_address_unit_designator")]
+        public string PropertyAddressUnitDesignator { get; set; }
+
+        [DataMember(Name = "property_address_unit_value")]
+        public string PropertyAddressUnitValue { get; set; }
+
+        [DataMember(Name = "property_address_zip_4")]
+        public string PropertyAddressZip4 { get; set; }
+
+        [DataMember(Name = "property_address_zipcode")]
+        public string PropertyAddressZipcode { get; set; }
+
+        [DataMember(Name = "publication_date")]
+        public string PublicationDate { get; set; }
+
+        [DataMember(Name = "quarter")]
+        public string Quarter { get; set; }
+
+        [DataMember(Name = "quarter_quarter")]
+        public string QuarterQuarter { get; set; }
+
+        [DataMember(Name = "quonset")]
+        public string Quonset { get; set; }
+
+        [DataMember(Name = "quonset_sqft")]
+        public string QuonsetSqft { get; set; }
+
+        [DataMember(Name = "range")]
+        public string Range { get; set; }
+
+        [DataMember(Name = "recording_date")]
+        public string RecordingDate { get; set; }
+
+        [DataMember(Name = "roof_cover")]
+        public string RoofCover { get; set; }
+
+        [DataMember(Name = "roof_frame")]
+        public string RoofFrame { get; set; }
+
+        [DataMember(Name = "rooms")]
+        public string Rooms { get; set; }
+
+        [DataMember(Name = "rv_parking")]
+        public string RvParking { get; set; }
+
+        [DataMember(Name = "safe_room")]
+        public string SafeRoom { get; set; }
+
+        [DataMember(Name = "sale_amount")]
+        public string SaleAmount { get; set; }
+
+        [DataMember(Name = "sale_date")]
+        public string SaleDate { get; set; }
+
+        [DataMember(Name = "sauna")]
+        public string Sauna { get; set; }
+
+        [DataMember(Name = "section")]
+        public string Section { get; set; }
+
+        [DataMember(Name = "security_alarm")]
+        public string SecurityAlarm { get; set; }
+
+        [DataMember(Name = "senior_tax_exemption")]
+        public string SeniorTaxExemption { get; set; }
+
+        [DataMember(Name = "sewer_type")]
+        public string SewerType { get; set; }
+
+        [DataMember(Name = "shed")]
+        public string Shed { get; set; }
+
+        [DataMember(Name = "shed_sqft")]
+        public string ShedSqft { get; set; }
+
+        [DataMember(Name = "silo")]
+        public string Silo { get; set; }
+
+        [DataMember(Name = "silo_sqft")]
+        public string SiloSqft { get; set; }
+
+        [DataMember(Name = "sitting_room")]
+        public string SittingRoom { get; set; }
+
+        [DataMember(Name = "situs_county")]
+        public string SitusCounty { get; set; }
+
+        [DataMember(Name = "situs_state")]
+        public string SitusState { get; set; }
+
+        [DataMember(Name = "sound_system")]
+        public string SoundSystem { get; set; }
+
+        [DataMember(Name = "sports_court")]
+        public string SportsCourt { get; set; }
+
+        [DataMember(Name = "sprinklers")]
+        public string Sprinklers { get; set; }
+
+        [DataMember(Name = "stable")]
+        public string Stable { get; set; }
+
+        [DataMember(Name = "stable_sqft")]
+        public string StableSqft { get; set; }
+
+        [DataMember(Name = "storage_building")]
+        public string StorageBuilding { get; set; }
+
+        [DataMember(Name = "storage_building_sqft")]
+        public string StorageBuildingSqft { get; set; }
+
+        [DataMember(Name = "stories_number")]
+        public string StoriesNumber { get; set; }
+
+        [DataMember(Name = "storm_shelter")]
+        public string StormShelter { get; set; }
+
+        [DataMember(Name = "storm_shutter")]
+        public string StormShutter { get; set; }
+
+        [DataMember(Name = "structure_style")]
+        public string StructureStyle { get; set; }
+
+        [DataMember(Name = "study")]
+        public string Study { get; set; }
+
+        [DataMember(Name = "subdivision")]
+        public string Subdivision { get; set; }
+
+        [DataMember(Name = "suffix")]
+        public string Suffix { get; set; }
+
+        [DataMember(Name = "suffix_2")]
+        public string Suffix2 { get; set; }
+
+        [DataMember(Name = "suffix_3")]
+        public string Suffix3 { get; set; }
+
+        [DataMember(Name = "suffix_4")]
+        public string Suffix4 { get; set; }
+
+        [DataMember(Name = "sunroom")]
+        public string Sunroom { get; set; }
+
+        [DataMember(Name = "tax_assess_year")]
+        public string TaxAssessYear { get; set; }
+
+        [DataMember(Name = "tax_billed_amount")]
+        public string TaxBilledAmount { get; set; }
+
+        [DataMember(Name = "tax_delinquent_year")]
+        public string TaxDelinquentYear { get; set; }
+
+        [DataMember(Name = "tax_fiscal_year")]
+        public string TaxFiscalYear { get; set; }
+
+        [DataMember(Name = "tax_jurisdiction")]
+        public string TaxJurisdiction { get; set; }
+
+        [DataMember(Name = "tax_rate_area")]
+        public string TaxRateArea { get; set; }
+
+        [DataMember(Name = "tennis_court")]
+        public string TennisCourt { get; set; }
+
+        [DataMember(Name = "topography_code")]
+        public string TopographyCode { get; set; }
+
+        [DataMember(Name = "total_market_value")]
+        public string TotalMarketValue { get; set; }
+
+        [DataMember(Name = "township")]
+        public string Township { get; set; }
+
+        [DataMember(Name = "tract_number")]
+        public string TractNumber { get; set; }
+
+        [DataMember(Name = "transfer_amount")]
+        public string TransferAmount { get; set; }
+
+        [DataMember(Name = "trust_description")]
+        public string TrustDescription { get; set; }
+
+        [DataMember(Name = "unit_count")]
+        public string UnitCount { get; set; }
+
+        [DataMember(Name = "upper_floors_sqft")]
+        public string UpperFloorsSqft { get; set; }
+
+        [DataMember(Name = "utility")]
+        public string Utility { get; set; }
+
+        [DataMember(Name = "utility_building")]
+        public string UtilityBuilding { get; set; }
+
+        [DataMember(Name = "utility_building_sqft")]
+        public string UtilityBuildingSqft { get; set; }
+
+        [DataMember(Name = "utility_sqft")]
+        public string UtilitySqft { get; set; }
+
+        [DataMember(Name = "veteran_tax_exemption")]
+        public string VeteranTaxExemption { get; set; }
+
+        [DataMember(Name = "view_description")]
+        public string ViewDescription { get; set; }
+
+        [DataMember(Name = "water_feature")]
+        public string WaterFeature { get; set; }
+
+        [DataMember(Name = "water_service_type")]
+        public string WaterServiceType { get; set; }
+
+        [DataMember(Name = "wet_bar")]
+        public string WetBar { get; set; }
+
+        [DataMember(Name = "widow_tax_exemption")]
+        public string WidowTaxExemption { get; set; }
+
+        [DataMember(Name = "width_linear_footage")]
+        public string WidthLinearFootage { get; set; }
+
+        [DataMember(Name = "wine_cellar")]
+        public string WineCellar { get; set; }
+
+        [DataMember(Name = "year_built")]
+        public string YearBuilt { get; set; }
+
+        [DataMember(Name = "zoning")]
+        public string Zoning { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Principal/Lookup.cs b/src/sdk/USEnrichmentApi/Property/Principal/Lookup.cs
new file mode 100644
index 0000000..83bf076
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Principal/Lookup.cs
@@ -0,0 +1,30 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Principal
+{
+    using System;
+    using System.IO;
+    using SmartyStreets.USEnrichmentApi.Property.Principal;
+
+    public class Lookup : SmartyStreets.USEnrichmentApi.Lookup
+    {
+        private Result[] results;
+
+        public Lookup(string smartyKey) : base(smartyKey, "property", "principal")
+        {
+        }
+
+        public Result[] GetResults()
+        {
+            return results;
+        }
+
+        public void SetResults(Result[] results)
+        {
+            this.results = results;
+        }
+
+        public override void DeserializeAndSetResults(SmartyStreets.ISerializer serializer, Stream payload)
+        {
+            this.results = serializer.Deserialize<Result[]>(payload);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/sdk/USEnrichmentApi/Property/Principal/Result.cs b/src/sdk/USEnrichmentApi/Property/Principal/Result.cs
new file mode 100644
index 0000000..8fa7c7c
--- /dev/null
+++ b/src/sdk/USEnrichmentApi/Property/Principal/Result.cs
@@ -0,0 +1,20 @@
+namespace SmartyStreets.USEnrichmentApi.Property.Principal
+{
+    using System.Runtime.Serialization;
+
+	[DataContract]
+    public class Result
+    {
+        [DataMember(Name = "smarty_key")]
+        public string SmartyKey { get; set; }
+
+        [DataMember(Name = "data_set_name")]
+        public string DataSetName { get; set; }
+
+        [DataMember(Name = "data_subset_name")]
+        public string DataSubsetName { get; set; }
+
+        [DataMember(Name = "attributes")]
+        public Attributes Attributes { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/src/tests/USEnrichmentApi/ClientTests.cs b/src/tests/USEnrichmentApi/ClientTests.cs
new file mode 100644
index 0000000..197a2ae
--- /dev/null
+++ b/src/tests/USEnrichmentApi/ClientTests.cs
@@ -0,0 +1,56 @@
+namespace SmartyStreets.USEnrichmentApi
+{
+	using System;
+	using System.Text;
+	using NUnit.Framework;
+
+	[TestFixture]
+	public class ClientTests
+	{
+		private RequestCapturingSender capturingSender;
+		private URLPrefixSender urlSender;
+
+		[SetUp]
+		public void Setup()
+		{
+			this.capturingSender = new RequestCapturingSender();
+			this.urlSender = new URLPrefixSender("http://localhost/", this.capturingSender);
+		}
+
+
+		[Test]
+		public void TestSendingFullyPopulatedPrincipalLookup(string matchStrategy)
+		{
+			var serializer = new FakeSerializer(null);
+			var client = new Client(this.urlSender, serializer);
+			const string expectedUrlTemplate = "http://localhost/1/property/principal";
+			var expectedUrl = string.Format(expectedUrlTemplate, matchStrategy);
+
+			client.SendPropertyPrincipalLookup("1");
+
+			Assert.AreEqual(expectedUrl, this.capturingSender.Request.GetUrl());
+		}
+
+        [Test]
+		public void TestSendingFullyPopulatedFinancialLookup(string matchStrategy)
+		{
+			var serializer = new FakeSerializer(null);
+			var client = new Client(this.urlSender, serializer);
+			const string expectedUrlTemplate = "http://localhost/1/property/financial";
+			var expectedUrl = string.Format(expectedUrlTemplate, matchStrategy);
+
+			client.SendPropertyPrincipalLookup("1");
+
+			Assert.AreEqual(expectedUrl, this.capturingSender.Request.GetUrl());
+		}
+
+		[Test]
+		public void TestRejectNullLookup()
+		{
+			var serializer = new FakeSerializer(null);
+			var client = new Client(this.urlSender, serializer);
+
+			Assert.Throws<ArgumentNullException>(() => client.SendPropertyFinancialLookup(null));
+		}
+	}
+}
\ No newline at end of file