diff --git a/internal/provider/operation_attachment.go b/internal/provider/operation_attachment.go
index 520eec2..ca797f6 100644
--- a/internal/provider/operation_attachment.go
+++ b/internal/provider/operation_attachment.go
@@ -16,6 +16,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden/models"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
+	"github.com/maxlaverse/terraform-provider-bitwarden/internal/transformation"
 )
 
 func opAttachmentCreate(ctx context.Context, d *schema.ResourceData, bwClient bitwarden.PasswordManager) diag.Diagnostics {
@@ -50,7 +51,7 @@ func opAttachmentCreate(ctx context.Context, d *schema.ResourceData, bwClient bi
 		return diag.FromErr(errors.New("BUG: at least one attachment removed"))
 	}
 
-	return diag.FromErr(attachmentDataFromStruct(d, attachmentsAdded[0]))
+	return diag.FromErr(transformation.AttachmentDataFromStruct(d, attachmentsAdded[0]))
 }
 
 func opAttachmentDelete(ctx context.Context, d *schema.ResourceData, bwClient bitwarden.PasswordManager) diag.Diagnostics {
@@ -98,7 +99,7 @@ func opAttachmentReadIgnoreMissing(ctx context.Context, d *schema.ResourceData,
 
 	for _, attachment := range obj.Attachments {
 		if attachment.ID == d.Id() {
-			return diag.FromErr(attachmentDataFromStruct(d, attachment))
+			return diag.FromErr(transformation.AttachmentDataFromStruct(d, attachment))
 		}
 	}
 
diff --git a/internal/provider/operation_object.go b/internal/provider/operation_object.go
index 9c024ef..236ceae 100644
--- a/internal/provider/operation_object.go
+++ b/internal/provider/operation_object.go
@@ -12,6 +12,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden/bwcli"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden/models"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
+	"github.com/maxlaverse/terraform-provider-bitwarden/internal/transformation"
 )
 
 type objectOperationFunc func(ctx context.Context, secret models.Object) (*models.Object, error)
@@ -124,7 +125,7 @@ func objectSearch(ctx context.Context, d *schema.ResourceData, bwClient bitwarde
 		return fmt.Errorf("BUG: object type not set in the resource data")
 	}
 
-	objs, err := bwClient.ListObjects(ctx, models.ObjectType(objType.(string)), listOptionsFromData(d)...)
+	objs, err := bwClient.ListObjects(ctx, models.ObjectType(objType.(string)), transformation.ListOptionsFromData(d)...)
 	if err != nil {
 		return err
 	}
@@ -159,14 +160,14 @@ func objectSearch(ctx context.Context, d *schema.ResourceData, bwClient bitwarde
 		return errors.New("object is soft deleted")
 	}
 
-	return objectDataFromStruct(ctx, d, &obj)
+	return transformation.ObjectDataFromStruct(ctx, d, &obj)
 }
 
 func objectOperation(ctx context.Context, d *schema.ResourceData, operation objectOperationFunc) error {
-	obj, err := operation(ctx, objectStructFromData(ctx, d))
+	obj, err := operation(ctx, transformation.ObjectStructFromData(ctx, d))
 	if err != nil {
 		return err
 	}
 
-	return objectDataFromStruct(ctx, d, obj)
+	return transformation.ObjectDataFromStruct(ctx, d, obj)
 }
diff --git a/internal/provider/operation_project.go b/internal/provider/operation_project.go
index a5eab5f..007f7ca 100644
--- a/internal/provider/operation_project.go
+++ b/internal/provider/operation_project.go
@@ -10,6 +10,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden/models"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
+	"github.com/maxlaverse/terraform-provider-bitwarden/internal/transformation"
 )
 
 type projectOperationFunc func(ctx context.Context, secret models.Project) (*models.Project, error)
@@ -64,10 +65,10 @@ func opProjectUpdate(ctx context.Context, d *schema.ResourceData, bwsClient bitw
 }
 
 func projectOperation(ctx context.Context, d *schema.ResourceData, operation projectOperationFunc) error {
-	project, err := operation(ctx, projectStructFromData(ctx, d))
+	project, err := operation(ctx, transformation.ProjectStructFromData(ctx, d))
 	if err != nil {
 		return err
 	}
 
-	return projectDataFromStruct(ctx, d, project)
+	return transformation.ProjectDataFromStruct(ctx, d, project)
 }
diff --git a/internal/provider/operation_secret.go b/internal/provider/operation_secret.go
index 4152e2c..341a498 100644
--- a/internal/provider/operation_secret.go
+++ b/internal/provider/operation_secret.go
@@ -11,6 +11,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/bitwarden/models"
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
+	"github.com/maxlaverse/terraform-provider-bitwarden/internal/transformation"
 )
 
 type secretOperationFunc func(ctx context.Context, secret models.Secret) (*models.Secret, error)
@@ -79,14 +80,14 @@ func secretSearch(ctx context.Context, d *schema.ResourceData, bwsClient bitward
 		return err
 	}
 
-	return secretDataFromStruct(ctx, d, secret)
+	return transformation.SecretDataFromStruct(ctx, d, secret)
 }
 
 func secretOperation(ctx context.Context, d *schema.ResourceData, operation secretOperationFunc) error {
-	secret, err := operation(ctx, secretStructFromData(ctx, d))
+	secret, err := operation(ctx, transformation.SecretStructFromData(ctx, d))
 	if err != nil {
 		return err
 	}
 
-	return secretDataFromStruct(ctx, d, secret)
+	return transformation.SecretDataFromStruct(ctx, d, secret)
 }
diff --git a/internal/provider/transformation_attachment.go b/internal/transformation/transformation_attachment.go
similarity index 89%
rename from internal/provider/transformation_attachment.go
rename to internal/transformation/transformation_attachment.go
index cd14572..aab5aaa 100644
--- a/internal/provider/transformation_attachment.go
+++ b/internal/transformation/transformation_attachment.go
@@ -1,4 +1,4 @@
-package provider
+package transformation
 
 import (
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
@@ -6,7 +6,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
 )
 
-func attachmentDataFromStruct(d *schema.ResourceData, attachment models.Attachment) error {
+func AttachmentDataFromStruct(d *schema.ResourceData, attachment models.Attachment) error {
 	d.SetId(attachment.ID)
 
 	err := d.Set(schema_definition.AttributeAttachmentFileName, attachment.FileName)
diff --git a/internal/provider/transformation_object.go b/internal/transformation/transformation_object.go
similarity index 98%
rename from internal/provider/transformation_object.go
rename to internal/transformation/transformation_object.go
index 129255f..599a59d 100644
--- a/internal/provider/transformation_object.go
+++ b/internal/transformation/transformation_object.go
@@ -1,4 +1,4 @@
-package provider
+package transformation
 
 import (
 	"context"
@@ -10,7 +10,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
 )
 
-func objectDataFromStruct(ctx context.Context, d *schema.ResourceData, obj *models.Object) error {
+func ObjectDataFromStruct(ctx context.Context, d *schema.ResourceData, obj *models.Object) error {
 	if obj == nil {
 		// Object has been deleted
 		return nil
@@ -129,7 +129,7 @@ func objectDataFromStruct(ctx context.Context, d *schema.ResourceData, obj *mode
 	return nil
 }
 
-func objectStructFromData(ctx context.Context, d *schema.ResourceData) models.Object {
+func ObjectStructFromData(ctx context.Context, d *schema.ResourceData) models.Object {
 	var obj models.Object
 
 	obj.ID = d.Id()
@@ -367,7 +367,7 @@ const (
 	URIMatchNever      URIMatchStr = "never"
 )
 
-func listOptionsFromData(d *schema.ResourceData) []bitwarden.ListObjectsOption {
+func ListOptionsFromData(d *schema.ResourceData) []bitwarden.ListObjectsOption {
 	filters := []bitwarden.ListObjectsOption{}
 
 	filterMap := map[string]bitwarden.ListObjectsOptionGenerator{
diff --git a/internal/provider/transformation_project.go b/internal/transformation/transformation_project.go
similarity index 85%
rename from internal/provider/transformation_project.go
rename to internal/transformation/transformation_project.go
index b816c30..7f587dc 100644
--- a/internal/provider/transformation_project.go
+++ b/internal/transformation/transformation_project.go
@@ -1,4 +1,4 @@
-package provider
+package transformation
 
 import (
 	"context"
@@ -8,7 +8,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
 )
 
-func projectStructFromData(_ context.Context, d *schema.ResourceData) models.Project {
+func ProjectStructFromData(_ context.Context, d *schema.ResourceData) models.Project {
 	var project models.Project
 
 	project.ID = d.Id()
@@ -23,7 +23,7 @@ func projectStructFromData(_ context.Context, d *schema.ResourceData) models.Pro
 	return project
 }
 
-func projectDataFromStruct(_ context.Context, d *schema.ResourceData, project *models.Project) error {
+func ProjectDataFromStruct(_ context.Context, d *schema.ResourceData, project *models.Project) error {
 	if project == nil {
 		// Project has been deleted
 		return nil
diff --git a/internal/provider/transformation_secret.go b/internal/transformation/transformation_secret.go
similarity index 90%
rename from internal/provider/transformation_secret.go
rename to internal/transformation/transformation_secret.go
index cd225ef..04e773f 100644
--- a/internal/provider/transformation_secret.go
+++ b/internal/transformation/transformation_secret.go
@@ -1,4 +1,4 @@
-package provider
+package transformation
 
 import (
 	"context"
@@ -8,7 +8,7 @@ import (
 	"github.com/maxlaverse/terraform-provider-bitwarden/internal/schema_definition"
 )
 
-func secretStructFromData(_ context.Context, d *schema.ResourceData) models.Secret {
+func SecretStructFromData(_ context.Context, d *schema.ResourceData) models.Secret {
 	var secret models.Secret
 
 	secret.ID = d.Id()
@@ -35,7 +35,7 @@ func secretStructFromData(_ context.Context, d *schema.ResourceData) models.Secr
 	return secret
 }
 
-func secretDataFromStruct(_ context.Context, d *schema.ResourceData, secret *models.Secret) error {
+func SecretDataFromStruct(_ context.Context, d *schema.ResourceData, secret *models.Secret) error {
 	if secret == nil {
 		// Secret has been deleted
 		return nil