diff --git a/power-supply/main.cpp b/power-supply/main.cpp
new file mode 100644
index 0000000..d14d37c
--- /dev/null
+++ b/power-supply/main.cpp
@@ -0,0 +1,71 @@
+/**
+ * Copyright © 2017 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.
+ */
+#include <iostream>
+#include <phosphor-logging/log.hpp>
+#include <systemd/sd-daemon.h>
+#include "argument.hpp"
+#include "event.hpp"
+
+using namespace witherspoon::power;
+using namespace phosphor::logging;
+
+int main(int argc, char* argv[])
+{
+    auto rc = -1;
+    auto options = ArgumentParser(argc, argv);
+
+    auto objpath = (options)["path"];
+    if (argc < 2)
+    {
+        std::cerr << std::endl << "Too few arguments" << std::endl;
+        options.usage(argv);
+        return -1;
+    }
+
+    if (objpath == ArgumentParser::emptyString)
+    {
+        log<level::ERR>("Device monitoring path argument required");
+        return -2;
+    }
+
+    auto bus = sdbusplus::bus::new_default();
+    sd_event* events = nullptr;
+
+    auto r = sd_event_default(&events);
+    if (r < 0)
+    {
+        log<level::ERR>("Failed call to sd_event_default()",
+                        entry("ERROR=%s", strerror(-r)));
+        return -3;
+    }
+
+    witherspoon::power::event::Event eventPtr{events};
+
+    //Attach the event object to the bus object so we can
+    //handle both sd_events (for the timers) and dbus signals.
+    bus.attach_event(eventPtr.get(), SD_EVENT_PRIORITY_NORMAL);
+
+    r = sd_event_loop(eventPtr.get());
+    if (r < 0)
+    {
+        log<level::ERR>("Failed call to sd_event_loop",
+                        entry("ERROR=%s", strerror(-r)));
+    }
+
+    rc = 0;
+
+    return rc;
+}