diff --git a/lib/basecrm.rb b/lib/basecrm.rb
index 57fd3bc..a02cb54 100644
--- a/lib/basecrm.rb
+++ b/lib/basecrm.rb
@@ -16,11 +16,13 @@
 require 'basecrm/models/associated_contact'
 require 'basecrm/models/call'
 require 'basecrm/models/call_outcome'
+require 'basecrm/models/choice'
 require 'basecrm/models/contact'
 require 'basecrm/models/deal'
 require 'basecrm/models/deal_source'
 require 'basecrm/models/deal_unqualified_reason'
 require 'basecrm/models/lead'
+require 'basecrm/models/lead_custom_field'
 require 'basecrm/models/lead_source'
 require 'basecrm/models/lead_unqualified_reason'
 require 'basecrm/models/line_item'
@@ -52,6 +54,7 @@
 require 'basecrm/services/deal_sources_service'
 require 'basecrm/services/deal_unqualified_reasons_service'
 require 'basecrm/services/leads_service'
+require 'basecrm/services/lead_custom_fields_service'
 require 'basecrm/services/lead_sources_service'
 require 'basecrm/services/lead_unqualified_reasons_service'
 require 'basecrm/services/line_items_service'
@@ -181,6 +184,15 @@ def leads
       @leads ||= LeadsService.new(@http_client)
     end
 
+    # Access all LeadCustomField related actions.
+    # @see LeadCustomFieldsService
+    # @see LeadCustomField
+    #
+    # @return [LeadCustomFieldsService] Service object for  resources.
+    def lead_custom_fields
+      @lead_custom_fields ||= LeadCustomFieldsService.new(@http_client)
+    end
+
     # Access all LeadSources related actions.
     # @see LeadSourcesService
     # @see LeadSource
diff --git a/lib/basecrm/models/choice.rb b/lib/basecrm/models/choice.rb
new file mode 100644
index 0000000..04df676
--- /dev/null
+++ b/lib/basecrm/models/choice.rb
@@ -0,0 +1,5 @@
+module BaseCRM
+  class Choice < Model
+  end
+end
+
diff --git a/lib/basecrm/models/lead_custom_field.rb b/lib/basecrm/models/lead_custom_field.rb
new file mode 100644
index 0000000..d89ecf2
--- /dev/null
+++ b/lib/basecrm/models/lead_custom_field.rb
@@ -0,0 +1,4 @@
+module BaseCRM
+  class LeadCustomField < Model
+  end
+end
diff --git a/lib/basecrm/services/lead_custom_fields_service.rb b/lib/basecrm/services/lead_custom_fields_service.rb
new file mode 100644
index 0000000..7783e7b
--- /dev/null
+++ b/lib/basecrm/services/lead_custom_fields_service.rb
@@ -0,0 +1,26 @@
+module BaseCRM
+  class LeadCustomFieldsService
+    def initialize(client)
+      @client = client
+    end
+
+    # Retrieve all lead custom fields
+    #
+    # get '/lead/custom_fields'
+    #
+    # If you want to use filtering or sorting (see #where).
+    # @return [Enumerable] Paginated resource you can use to iterate over all the resources.
+    def all
+      _, _, root = @client.get("/lead/custom_fields")
+      root[:items].map do |item|
+        LeadCustomField.new(item[:data]).tap do |custom_field|
+          if item[:data][:choices]
+            custom_field.choices = item[:data][:choices].map do |choice|
+              Choice.new(choice)
+            end
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/lib/basecrm/services/leads_service.rb b/lib/basecrm/services/leads_service.rb
index 6d9de0c..5a47246 100644
--- a/lib/basecrm/services/leads_service.rb
+++ b/lib/basecrm/services/leads_service.rb
@@ -2,7 +2,7 @@
 
 module BaseCRM
   class LeadsService
-    OPTS_KEYS_TO_PERSIST = Set[:address, :custom_fields, :description, :email, :facebook, :fax, :first_name, :industry, :last_name, :linkedin, :mobile, :organization_name, :owner_id, :phone, :skype, :source_id, :status, :tags, :title, :twitter, :website]
+    OPTS_KEYS_TO_PERSIST = Set[:address, :custom_fields, :description, :email, :facebook, :fax, :first_name, :industry, :last_name, :linkedin, :mobile, :organization_name, :owner_id, :phone, :skype, :source_id, :status, :tags, :title, :twitter, :website, :unqualified_reason_id]
 
     def initialize(client)
       @client = client
diff --git a/spec/services/lead_custom_fields_service_spec.rb b/spec/services/lead_custom_fields_service_spec.rb
new file mode 100644
index 0000000..0a9f7d4
--- /dev/null
+++ b/spec/services/lead_custom_fields_service_spec.rb
@@ -0,0 +1,16 @@
+require 'spec_helper'
+
+describe BaseCRM::LeadCustomFieldsService do
+  describe 'Responds to' do
+    subject { client.lead_custom_fields  }
+
+    it { should respond_to :all }
+  end
+
+  describe :all do
+    it "returns an array" do
+      expect(client.lead_custom_fields.all).to be_an Array
+    end
+  end
+end
+