diff --git a/platform/entanglement/src/actions/SetPrimaryLocationAction.js b/platform/entanglement/src/actions/SetPrimaryLocationAction.js
new file mode 100644
index 0000000000..25ebd5ccf8
--- /dev/null
+++ b/platform/entanglement/src/actions/SetPrimaryLocationAction.js
@@ -0,0 +1,60 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+/*global define */
+define(
+    function () {
+        "use strict";
+
+        /**
+         * Implements the "Set Primary Location" action, which sets a
+         * location property for objects to match their contextual
+         * location.
+         *
+         * @implements {Action}
+         * @constructor
+         * @private
+         * @memberof platform/entanglement
+         * @param {ActionContext} context the context in which the action
+         *        will be performed
+         */
+        function SetPrimaryLocationAction(context) {
+            this.domainObject = context.domainObject;
+        }
+
+        SetPrimaryLocationAction.prototype.perform = function () {
+            var location = this.domainObject.getCapability('location');
+            return location.setPrimaryLocation(
+                location.getContextualLocation()
+            );
+        };
+
+        SetPrimaryLocationAction.appliesTo = function (context) {
+            var domainObject = context.domainObject;
+            return domainObject && domainObject.hasCapability("location")
+                && (domainObject.getModel().location === undefined);
+        };
+
+        return SetPrimaryLocationAction;
+    }
+);
+
diff --git a/platform/entanglement/test/actions/SetPrimaryLocationSpec.js b/platform/entanglement/test/actions/SetPrimaryLocationActionSpec.js
similarity index 93%
rename from platform/entanglement/test/actions/SetPrimaryLocationSpec.js
rename to platform/entanglement/test/actions/SetPrimaryLocationActionSpec.js
index 3b8bf32150..76fb3a344b 100644
--- a/platform/entanglement/test/actions/SetPrimaryLocationSpec.js
+++ b/platform/entanglement/test/actions/SetPrimaryLocationActionSpec.js
@@ -24,7 +24,7 @@
 
 define(
     [
-        '../../src/actions/SetPrimaryLocation',
+        '../../src/actions/SetPrimaryLocationAction',
         '../DomainObjectFactory'
     ],
     function (SetPrimaryLocation, domainObjectFactory) {
@@ -61,7 +61,10 @@ define(
             it("is applicable to objects with no location specified", function () {
                 expect(SetPrimaryLocation.appliesTo(testContext))
                     .toBe(true);
-                testModel.location = "something";
+                testContext.domainObject.getModel.andReturn({
+                    location: "something",
+                    name: "some name"
+                });
                 expect(SetPrimaryLocation.appliesTo(testContext))
                     .toBe(false);
             });