diff --git a/sandbox-apis/virtualbox/src/main/java/org/jclouds/virtualbox/domain/ErrorCode.java b/sandbox-apis/virtualbox/src/main/java/org/jclouds/virtualbox/domain/ErrorCode.java
new file mode 100644
index 0000000000..395cc53451
--- /dev/null
+++ b/sandbox-apis/virtualbox/src/main/java/org/jclouds/virtualbox/domain/ErrorCode.java
@@ -0,0 +1,109 @@
+/*
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you 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.
+ */
+
+package org.jclouds.virtualbox.domain;
+
+import org.virtualbox_4_1.VBoxException;
+import org.virtualbox_4_1.jaxws.RuntimeFaultMsg;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Maps the error codes in the Virtual Box Java API into enum values.
+ * <p/>
+ * <p/>
+ * To get the error code from a VBoxException, use:
+ * <pre>
+ * try {
+ *    ...
+ *    ...
+ * }
+ * catch (VBoxException vboxException) {
+ *    RuntimeFaultMsg fault = (RuntimeFaultMsg) vboxException.getWrapped();
+ *    int faultCode = fault.getFaultInfo().getResultCode();
+ *    ErrorCode errorCode = ErrorCode.valueOf(faultCode);
+ * }
+ * </pre>
+ *
+ * @author Mattias Holmqvist
+ */
+public enum ErrorCode {
+
+   E_OBJECT_NOT_FOUND(2159738881L),
+   E_INVALID_VM_STATE(2159738882L),
+   E_VM_ERROR(2159738883L),
+   E_FILE_ERROR(2159738884L),
+   E_IPRT_ERROR(2159738885L),
+   E_PDM_ERROR(2159738886L),
+   E_INVALID_OBJECT_STATE(2159738887L),
+   E_HOST_ERROR(2159738888L),
+   E_NOT_SUPPORTED(2159738889L),
+   E_XML_ERROR(2159738890L),
+   E_INVALID_SESSION_STATE(2159738891L),
+   E_OBJECT_IN_USE(2159738892L),
+   E_ACCESSDENIED(2147942405L),
+   E_POINTER(2147500035L),
+   E_FAIL(2147500037L),
+   E_NOTIMPL(2147500033L),
+   E_OUTOFMEMORY(2147942414L),
+   E_INVALIDARG(2147942487L),
+   E_UNEXPECTED(2147549183L),
+   E_UNKNOWN_ERROR_CODE(-1L),
+   E_ERROR_CODE_UNAVAILABLE(-2L);
+
+   private long code;
+
+   ErrorCode(long code) {
+      this.code = code;
+   }
+
+   private static Map<Long, ErrorCode> table = new HashMap<Long, ErrorCode>();
+
+   static {
+      for (ErrorCode errorCode : ErrorCode.values()) {
+         table.put(errorCode.code, errorCode);
+      }
+   }
+
+   /**
+    * Returns an ErrorCode from the fault code given by the VirtualBox API.
+    *
+    * @param vboxException the exception to get the error code from.
+    * @return an ErrorCode representing the given fault code.
+    */
+   public static ErrorCode valueOf(VBoxException vboxException) {
+      final Throwable wrapped = vboxException.getWrapped();
+      if (wrapped instanceof RuntimeFaultMsg) {
+         final RuntimeFaultMsg faultCode = (RuntimeFaultMsg) wrapped;
+         final int resultCode = faultCode.getFaultInfo().getResultCode();
+         final ErrorCode errorCode = table.get(unsignedIntToLong(resultCode));
+         if (errorCode != null) {
+            return errorCode;
+         }
+         return E_UNKNOWN_ERROR_CODE;
+      }
+      return E_ERROR_CODE_UNAVAILABLE;
+   }
+
+   private static long unsignedIntToLong(int faultCode) {
+      return faultCode & 0xffffffffL;
+   }
+
+}
diff --git a/sandbox-apis/virtualbox/src/main/java/org/jclouds/virtualbox/domain/ExecutionType.java b/sandbox-apis/virtualbox/src/main/java/org/jclouds/virtualbox/domain/ExecutionType.java
new file mode 100644
index 0000000000..fa986351ab
--- /dev/null
+++ b/sandbox-apis/virtualbox/src/main/java/org/jclouds/virtualbox/domain/ExecutionType.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you 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.
+ */
+
+package org.jclouds.virtualbox.domain;
+
+public enum ExecutionType {
+
+   GUI("gui"),
+   HEADLESS("headless"),
+   SDL("sdl"),
+   EMERGENCYSTOP("emergencystop");
+
+   private final String type;
+
+   ExecutionType(String type) {
+      this.type = type;
+   }
+
+   public String stringValue() {
+      return type;
+   }
+}