diff --git a/phosphor-regulators/test/mock_services.hpp b/phosphor-regulators/test/mock_services.hpp
index 1ef7192..b121e13 100644
--- a/phosphor-regulators/test/mock_services.hpp
+++ b/phosphor-regulators/test/mock_services.hpp
@@ -20,8 +20,10 @@
 #include "mock_error_logging.hpp"
 #include "mock_journal.hpp"
 #include "mock_presence_service.hpp"
+#include "mock_vpd.hpp"
 #include "presence_service.hpp"
 #include "services.hpp"
+#include "vpd.hpp"
 
 #include <sdbusplus/bus.hpp>
 
@@ -68,6 +70,12 @@
         return presenceService;
     }
 
+    /** @copydoc Services::getVPD() */
+    virtual VPD& getVPD() override
+    {
+        return vpd;
+    }
+
     /**
      * Returns the MockErrorLogging object that implements the ErrorLogging
      * interface.
@@ -106,6 +114,18 @@
         return presenceService;
     }
 
+    /**
+     * Returns the MockVPD object that implements the VPD interface.
+     *
+     * This allows test cases to use the object in EXPECT_CALL() statements.
+     *
+     * @return mock VPD interface object
+     */
+    virtual MockVPD& getMockVPD()
+    {
+        return vpd;
+    }
+
   private:
     /**
      * D-Bus bus object.
@@ -126,6 +146,11 @@
      * Mock implementation of the PresenceService interface.
      */
     MockPresenceService presenceService{};
+
+    /**
+     * Mock implementation of the VPD interface.
+     */
+    MockVPD vpd{};
 };
 
 } // namespace phosphor::power::regulators
diff --git a/phosphor-regulators/test/mock_vpd.hpp b/phosphor-regulators/test/mock_vpd.hpp
new file mode 100644
index 0000000..9b0d494
--- /dev/null
+++ b/phosphor-regulators/test/mock_vpd.hpp
@@ -0,0 +1,48 @@
+/**
+ * Copyright © 2021 IBM Corporation
+ *
+ * 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.
+ */
+#pragma once
+
+#include "vpd.hpp"
+
+#include <gmock/gmock.h>
+
+namespace phosphor::power::regulators
+{
+
+/**
+ * @class MockVPD
+ *
+ * Mock implementation of the VPD interface.
+ */
+class MockVPD : public VPD
+{
+  public:
+    // Specify which compiler-generated methods we want
+    MockVPD() = default;
+    MockVPD(const MockVPD&) = delete;
+    MockVPD(MockVPD&&) = delete;
+    MockVPD& operator=(const MockVPD&) = delete;
+    MockVPD& operator=(MockVPD&&) = delete;
+    virtual ~MockVPD() = default;
+
+    MOCK_METHOD(void, clearCache, (), (override));
+
+    MOCK_METHOD(std::string, getValue,
+                (const std::string& inventoryPath, const std::string& keyword),
+                (override));
+};
+
+} // namespace phosphor::power::regulators