diff --git a/mock_device_claimer.h b/mock_device_claimer.h
new file mode 100644
index 0000000..8c2a94b
--- /dev/null
+++ b/mock_device_claimer.h
@@ -0,0 +1,32 @@
+// Copyright 2014 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SHILL_MOCK_DEVICE_CLAIMER_H_
+#define SHILL_MOCK_DEVICE_CLAIMER_H_
+
+#include "shill/device_claimer.h"
+
+#include <string>
+
+#include <base/macros.h>
+#include <gmock/gmock.h>
+
+namespace shill {
+
+class MockDeviceClaimer : public DeviceClaimer {
+ public:
+  explicit MockDeviceClaimer(const std::string &dbus_service_name);
+  ~MockDeviceClaimer() override;
+
+  MOCK_METHOD2(Claim, bool(const std::string &device_name, Error *error));
+  MOCK_METHOD2(Release, bool(const std::string &device_name, Error *error));
+  MOCK_METHOD0(DevicesClaimed, bool());
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockDeviceClaimer);
+};
+
+}  // namespace shill
+
+#endif  // SHILL_MOCK_DEVICE_CLAIMER_H_