diff --git a/tools/power-utils/utils.hpp b/tools/power-utils/utils.hpp
index 4c86b54..256ae60 100644
--- a/tools/power-utils/utils.hpp
+++ b/tools/power-utils/utils.hpp
@@ -23,6 +23,7 @@
 #include <memory>
 #include <string>
 #include <tuple>
+#include <utility> // for std::pair
 
 /**
  * @namespace utils
@@ -85,4 +86,41 @@
  */
 bool checkFileExists(const std::string& filePath);
 
+/**
+ * @brief Get the device name from the device path
+ *
+ * @param[in] devPath - PSU path
+ *
+ * @return device name e.g. 3-0068
+ */
+std::string getDeviceName(std::string devPath);
+
+/**
+ * @brief Function to get device path using DBus bus and PSU
+ * inventory Path
+ *
+ * @param[in] bus - The sdbusplus DBus bus connection
+ * @param[in] psuInventoryPath - PSU inventory path
+ *
+ * @return device path e.g. /sys/bus/i2c/devices/3-0068
+ */
+std::string getDevicePath(sdbusplus::bus_t& bus,
+                          const std::string& psuInventoryPath);
+
+/**
+ * @brief Parse the device name to obtain bus and device address
+ *
+ * @param[in] devName - Device name
+ *
+ * @return bus and device address
+ */
+std::pair<uint8_t, uint8_t> parseDeviceName(const std::string& devName);
+
+/**
+ * @brief Wrapper to check existence of PSU JSON file
+ *
+ * @return true or false (true if using JSON file)
+ */
+bool usePsuJsonFile();
+
 } // namespace utils