diff --git a/extensions/openpower-pels/host_notifier.cpp b/extensions/openpower-pels/host_notifier.cpp
new file mode 100644
index 0000000..ec5db41
--- /dev/null
+++ b/extensions/openpower-pels/host_notifier.cpp
@@ -0,0 +1,107 @@
+/**
+ * Copyright © 2019 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 "host_notifier.hpp"
+
+#include <phosphor-logging/log.hpp>
+
+namespace openpower::pels
+{
+
+const auto subscriptionName = "PELHostNotifier";
+
+using namespace phosphor::logging;
+
+HostNotifier::HostNotifier(Repository& repo, DataInterfaceBase& dataIface,
+                           std::unique_ptr<HostInterface> hostIface) :
+    _repo(repo),
+    _dataIface(dataIface), _hostIface(std::move(hostIface))
+{
+    // Subscribe to be told about new PELs.
+    _repo.subscribeToAdds(subscriptionName,
+                          std::bind(std::mem_fn(&HostNotifier::newLogCallback),
+                                    this, std::placeholders::_1));
+
+    // Add any existing PELs to the queue to send them if necessary.
+    _repo.for_each(std::bind(std::mem_fn(&HostNotifier::addPELToQueue), this,
+                             std::placeholders::_1));
+
+    // Subscribe to be told about host state changes.
+    _dataIface.subscribeToHostStateChange(
+        subscriptionName,
+        std::bind(std::mem_fun(&HostNotifier::hostStateChange), this,
+                  std::placeholders::_1));
+
+    // Set the function to call when the async reponse is received.
+    _hostIface->setResponseFunction(
+        std::bind(std::mem_fn(&HostNotifier::commandResponse), this,
+                  std::placeholders::_1));
+
+    // Start sending logs if the host is running
+    if (!_pelQueue.empty() && _dataIface.isHostUp())
+    {
+        doNewLogNotify();
+    }
+}
+
+HostNotifier::~HostNotifier()
+{
+    _repo.unsubscribeFromAdds(subscriptionName);
+    _dataIface.unsubscribeFromHostStateChange(subscriptionName);
+}
+
+bool HostNotifier::addPELToQueue(const PEL& pel)
+{
+    if (enqueueRequired(pel.id()))
+    {
+        _pelQueue.push_back(pel.id());
+    }
+
+    // Return false so that Repo::for_each keeps going.
+    return false;
+}
+
+bool HostNotifier::enqueueRequired(uint32_t id) const
+{
+    bool required = true;
+
+    return required;
+}
+
+void HostNotifier::newLogCallback(const PEL& pel)
+{
+    if (!enqueueRequired(pel.id()))
+    {
+        return;
+    }
+
+    _pelQueue.push_back(pel.id());
+
+    // TODO: Check if a send is needed now
+}
+
+void HostNotifier::doNewLogNotify()
+{
+}
+
+void HostNotifier::hostStateChange(bool hostUp)
+{
+}
+
+void HostNotifier::commandResponse(ResponseStatus status)
+{
+}
+
+} // namespace openpower::pels