diff --git a/src/utils/dbus_mapper.hpp b/src/utils/dbus_mapper.hpp
new file mode 100644
index 0000000..78cf7b2
--- /dev/null
+++ b/src/utils/dbus_mapper.hpp
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <boost/asio/spawn.hpp>
+#include <sdbusplus/asio/object_server.hpp>
+
+#include <array>
+#include <string>
+#include <utility>
+#include <vector>
+
+namespace utils
+{
+
+using SensorPath = std::string;
+using ServiceName = std::string;
+using Ifaces = std::vector<std::string>;
+using SensorIfaces = std::vector<std::pair<ServiceName, Ifaces>>;
+using SensorTree = std::pair<SensorPath, SensorIfaces>;
+
+inline std::vector<SensorTree>
+    getSubTreeSensors(boost::asio::yield_context& yield,
+                      const std::shared_ptr<sdbusplus::asio::connection>& bus)
+{
+    std::array<const char*, 1> interfaces = {
+        "xyz.openbmc_project.Sensor.Value"};
+    boost::system::error_code ec;
+
+    auto tree = bus->yield_method_call<std::vector<SensorTree>>(
+        yield, ec, "xyz.openbmc_project.ObjectMapper",
+        "/xyz/openbmc_project/object_mapper",
+        "xyz.openbmc_project.ObjectMapper", "GetSubTree",
+        "/xyz/openbmc_project/sensors", 2, interfaces);
+    if (ec)
+    {
+        throw std::runtime_error("Failed to query ObjectMapper!");
+    }
+    return tree;
+}
+
+} // namespace utils