diff --git a/app/assets/javascripts/admin/enterprises/controllers/enterprise_controller.js.coffee b/app/assets/javascripts/admin/enterprises/controllers/enterprise_controller.js.coffee
index 43ecc7ac0c..0bbe03d060 100644
--- a/app/assets/javascripts/admin/enterprises/controllers/enterprise_controller.js.coffee
+++ b/app/assets/javascripts/admin/enterprises/controllers/enterprise_controller.js.coffee
@@ -35,6 +35,8 @@ angular.module("admin.enterprises")
 
     $scope.removeManager = (manager) ->
       if manager.id?
+        if manager.id == $scope.Enterprise.owner.id
+          return
         for i, user of $scope.Enterprise.users when user.id == manager.id
           $scope.Enterprise.users.splice i, 1
         if $scope.enterprise_form?
diff --git a/app/views/admin/enterprises/form/_users.html.haml b/app/views/admin/enterprises/form/_users.html.haml
index 7d0e137509..64b728f1e9 100644
--- a/app/views/admin/enterprises/form/_users.html.haml
+++ b/app/views/admin/enterprises/form/_users.html.haml
@@ -56,7 +56,7 @@
             = hidden_field_tag "enterprise[user_ids][]", nil, multiple: true, 'ng-value' => 'manager.id'
             {{ manager.email }}
           %td.actions
-            %a{ 'ng-click' => 'removeManager(manager)', :class => "icon-trash no-text" }
+            %a{ ng: {click: 'removeManager(manager)', class: "{disabled: manager.id == Enterprise.owner.id}"}, :class => "icon-trash no-text" }
     - else
       - @enterprise.users.each do |manager|
         = manager.email