diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkEvent.java b/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkEvent.java
index 6c2727d..7fde1e3 100644
--- a/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkEvent.java
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkEvent.java
@@ -45,18 +45,44 @@
         /**
          * Signifies that a virtual network was removed.
          */
-        NETWORK_REMOVED
+        NETWORK_REMOVED,
+        /**
+         * Signifies that a new virtual network device was added.
+         */
+        VIRTUAL_DEVICE_ADDED,
+        /**
+         * Signifies that a virtual network device was updated.
+         */
+        VIRTUAL_DEVICE_UPDATED,
+        /**
+         * Signifies that a virtual network device was removed.
+         */
+        VIRTUAL_DEVICE_REMOVED
     }
 
+    private final VirtualDevice virtualDevice;
+
     /**
-     * Creates an event of a given type and for the specified subject and the
-     * current time.
+     * Creates an event of a given type and for the specified subject.
      *
      * @param type        event type
      * @param subject     event subject
      */
     public VirtualNetworkEvent(Type type, NetworkId subject) {
+        this(type, subject, null);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified subject and the
+     * virtual device.
+     *
+     * @param type          event type
+     * @param subject       event subject
+     * @param virtualDevice virtual device
+     */
+    public VirtualNetworkEvent(Type type, NetworkId subject, VirtualDevice virtualDevice) {
         super(type, subject);
+        this.virtualDevice = virtualDevice;
     }
 
     /**
@@ -67,6 +93,29 @@
      * @param time        occurrence time
      */
     public VirtualNetworkEvent(Type type, NetworkId subject, long time) {
+        this(type, subject, null, time);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified subject, virtual device and time.
+     *
+     * @param type          device event type
+     * @param subject       event subject
+     * @param virtualDevice virtual device
+     * @param time          occurrence time
+     */
+    public VirtualNetworkEvent(Type type, NetworkId subject, VirtualDevice virtualDevice, long time) {
         super(type, subject, time);
+        this.virtualDevice = virtualDevice;
+    }
+
+    /**
+     * Returns virtual device affected by event - may be null (for events relating to
+     * tenants and virtual networks).
+     *
+     * @return virtual device
+     */
+    public VirtualDevice virtualDevice() {
+        return virtualDevice;
     }
 }