diff --git a/app/controllers/organizations/clas_controller.rb b/app/controllers/organizations/clas_controller.rb
index ae88ee2f1..2549d7411 100644
--- a/app/controllers/organizations/clas_controller.rb
+++ b/app/controllers/organizations/clas_controller.rb
@@ -11,6 +11,9 @@ class Organizations::ClasController < Organizations::BaseController
         @is_admin = can_edit_org?
         @is_member = @organization.is_member?(current_user.id)
         @is_sign = @organization.is_sign?(current_user.id)
+        @cla_sign_email = if @is_sign 
+            @organization.cla_sign_email(current_user.id)
+        end
     end
 
     def create
diff --git a/app/models/organization.rb b/app/models/organization.rb
index f3df5da18..5c3ce6d2b 100644
--- a/app/models/organization.rb
+++ b/app/models/organization.rb
@@ -112,6 +112,11 @@ class Organization < Owner
     cla.user_clas.where(user_id: user_id).present?
   end
 
+  def cla_sign_email(user_id)
+    cla.user_clas.find_by(user_id: user_id)&.email
+  end
+
+
   def is_owner?(user_id)
     team_users.joins(:team).where(user_id: user_id, teams: {authorize: %w(owner)}).present?
   end
diff --git a/app/views/organizations/clas/show.json.jbuilder b/app/views/organizations/clas/show.json.jbuilder
index 1660b4d07..8c55f38e2 100644
--- a/app/views/organizations/clas/show.json.jbuilder
+++ b/app/views/organizations/clas/show.json.jbuilder
@@ -1,6 +1,7 @@
 json.partial! "detail", cla: @cla, organization: @organization
 json.is_admin @is_admin
 json.is_sign @is_sign
+json.cla_sign_email @cla_sign_email
 json.is_member @is_member
 json.organization do 
   json.partial! "organizations/organizations/simple", organization: @organization