diff --git a/app/controllers/camps_controller.rb b/app/controllers/camps_controller.rb
index 584b88d2..54e5236c 100644
--- a/app/controllers/camps_controller.rb
+++ b/app/controllers/camps_controller.rb
@@ -56,7 +56,7 @@ def create
       return redirect_to edit_camp_path(id: @camp.id)
     end
 
-    flash.now[:notice] = "#{t:errors_str}: #{@camp.errors.full_messages.uniq.join(', ')}"
+    flash.now[:alert] = "#{t:errors_str}: #{@camp.errors.full_messages.uniq.join(', ')}"
     render :new
   end
 
diff --git a/app/models/person.rb b/app/models/person.rb
index b644a0d7..f0822647 100644
--- a/app/models/person.rb
+++ b/app/models/person.rb
@@ -14,6 +14,14 @@
 #  needs_early_arrival :boolean
 #
 
+class EmailInSpark < ActiveModel::Validator
+  def validate(record)
+    if !Person.email_registered?(record.email)
+      record.errors[:email] << I18n.t("email_not_in_spark") + " #{record.email}"
+    end
+  end
+end
+
 class Person < ActiveRecord::Base
   CSV_ATTRIBUTES = %w{email name phone_number responsibilities
     dream_name dream_number}.freeze
@@ -21,6 +29,7 @@ class Person < ActiveRecord::Base
   has_and_belongs_to_many :roles
 
   validates :name, presence: true
+  validates_with EmailInSpark, :on => :create
 
   schema_validations whitelist: [:id, :created_at, :updated_at, :camp]
 
@@ -39,4 +48,16 @@ def self.to_csv
       end
     end
   end
+
+  def self.email_registered?(email)
+    r = HTTParty.post(
+      URI.join(ENV['SPARK_HOST'], 'volunteers/profiles').to_s,
+      body: {emails: [email]}.to_json,
+      headers: {
+        token: ENV['SPARK_TOKEN'],
+        'Content-Type': 'application/json'
+      }
+    )
+    JSON.parse(r.body)[0].key? 'user_data'
+  end
 end
diff --git a/config/locales/en.yml b/config/locales/en.yml
index ddacf424..ca5f99d4 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -590,6 +590,7 @@ en:
     modified_at: Modified at
   new_dream_is_disabled: Creating new dreams is disabled at the moment. If you think
     this is a mistake please contact bureau of dreams
+  email_not_in_spark: This email is not registered in Spark
   dont_miss_out:
     banner: Don't miss out! Only %{time} left to %{action}
     actions:
diff --git a/config/locales/he.yml b/config/locales/he.yml
index d77fa43f..993027ed 100755
--- a/config/locales/he.yml
+++ b/config/locales/he.yml
@@ -564,6 +564,7 @@ he:
 
   # Errors
   new_dream_is_disabled: "יצירת חלומות חדשים מנוטרלת כרגע. אם אתה חושב שזאת שגיאה אנא צור קשר עם לשכת החלומות"
+  email_not_in_spark: "האימייל לא רשום בספארק:"
 
   time:
     am: am
diff --git a/spec/controllers/camps_controller_spec.rb b/spec/controllers/camps_controller_spec.rb
index c0708382..aa0cbb0b 100644
--- a/spec/controllers/camps_controller_spec.rb
+++ b/spec/controllers/camps_controller_spec.rb
@@ -53,7 +53,7 @@
     it 'won\'t create a camp without manager' do
       post :create, camp: camp_attributes.merge!(people_attributes: {})
       expect(Camp.find_by_contact_name(camp_leader)).to be_nil
-      expect(flash[:notice]).to_not be_nil
+      expect(flash[:alert]).to_not be_nil
     end
   end
 
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 61e27385..0d02943f 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -29,6 +29,11 @@
     # ...rather than:
     #     # => "be bigger than 2"
     expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+
+    # Dont do email verification in tests:
+    config.before(:each) do
+      allow(Person).to receive(:email_registered?).and_return(true)
+    end
   end
 
   # rspec-mocks config goes here. You can use an alternate test double