diff --git a/cpp/presence/public/advertisement_generator.cc b/cpp/presence/public/advertisement_generator.cc
new file mode 100644
index 00000000..8a32239e
--- /dev/null
+++ b/cpp/presence/public/advertisement_generator.cc
@@ -0,0 +1,30 @@
+// Copyright 2020 Google LLC
+//
+// 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
+//
+//     https://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 "third_party/nearby_connections/cpp/presence/public/advertisement_generator.h"
+
+namespace nearby {
+namespace presence {
+
+AdvertisementGenerator::AdvertisementGenerator() = default;
+AdvertisementGenerator::~AdvertisementGenerator() = default;
+std::string AdvertisementGenerator::GeneratePresenceServiceUuid() {
+  return kPresenceServiceUuid;
+}
+ByteArray AdvertisementGenerator::GeneratePresenceAdvertisementBytes() {
+  return ByteArray{"12345"};
+}
+
+}  // namespace presence
+}  // namespace nearby
diff --git a/cpp/presence/public/advertisement_generator.h b/cpp/presence/public/advertisement_generator.h
new file mode 100644
index 00000000..0e6fe52e
--- /dev/null
+++ b/cpp/presence/public/advertisement_generator.h
@@ -0,0 +1,35 @@
+// Copyright 2020 Google LLC
+//
+// 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
+//
+//     https://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.
+
+#ifndef THIRD_PARTY_NEARBY_CONNECTIONS_CPP_PRESENCE_PUBLIC_ADVERTISEMENT_GENERATOR_H_
+#define THIRD_PARTY_NEARBY_CONNECTIONS_CPP_PRESENCE_PUBLIC_ADVERTISEMENT_GENERATOR_H_
+
+#include "platform/base/byte_array.h"
+namespace nearby {
+namespace presence {
+
+class AdvertisementGenerator {
+ public:
+  AdvertisementGenerator();
+  ~AdvertisementGenerator();
+  std::string GeneratePresenceServiceUuid();
+  ByteArray GeneratePresenceAdvertisementBytes();
+
+ private:
+  static constexpr std::string kPresenceServiceUuid = "FE2C"
+}
+
+}  // namespace presence
+}  // namespace nearby
+#endif  // THIRD_PARTY_NEARBY_CONNECTIONS_CPP_PRESENCE_PUBLIC_ADVERTISEMENT_GENERATOR_H_
diff --git a/cpp/presence/public/client.cc b/cpp/presence/public/client.cc
new file mode 100644
index 00000000..d1a86009
--- /dev/null
+++ b/cpp/presence/public/client.cc
@@ -0,0 +1,43 @@
+// Copyright 2020 Google LLC
+//
+// 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
+//
+//     https://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 "third_party/nearby_connections/cpp/presence/public/client.h"
+
+#include "platform/base/logging.h"
+#include "third_party/nearby_connections/cpp/presence/public/advertisement_generator.h"
+
+namespace nearby {
+namespace presence {
+
+class PresenceClient {
+ public:
+  PresenceClient();
+  ~PresenceClient();
+  void PresenceClient::StartAdvertising() {
+    NEARBY_LOGS(INFO) << "uudi: "
+                      << advertisement_generator_.GeneratePresenceServiceUuid();
+    NEARBY_LOGS(INFO)
+        << "Advertisement bytes: "
+        << advertisement_generator_.GeneratePresenceAdvertisementBytes();
+  }
+  void PresenceClient::StopAdvertising() {
+    NEARBY_LOGS(INFO) << "Stop advertising.";
+  }
+
+ private:
+  AdvertisementGenerator advertisement_generator_;
+};
+
+}  // namespace presence
+}  // namespace nearby
diff --git a/cpp/presence/public/client.h b/cpp/presence/public/client.h
new file mode 100644
index 00000000..011dc7c3
--- /dev/null
+++ b/cpp/presence/public/client.h
@@ -0,0 +1,34 @@
+// Copyright 2020 Google LLC
+//
+// 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
+//
+//     https://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.
+
+#ifndef THIRD_PARTY_NEARBY_CONNECTIONS_CPP_PRESENCE_PUBLIC_CLIENT_H_
+#define THIRD_PARTY_NEARBY_CONNECTIONS_CPP_PRESENCE_PUBLIC_CLIENT_H_
+namespace nearby {
+namespace presence {
+
+class PresenceClient {
+ public:
+  PresenceClient() = default;
+  ~PresenceClient() = default;
+  void StartAdvertising();
+  void StopAdvertising();
+
+ private:
+  AdvertisementGenerator advertisement_generator_;
+};
+
+}  // namespace presence
+}  // namespace nearby
+
+#endif  // THIRD_PARTY_NEARBY_CONNECTIONS_CPP_PRESENCE_PUBLIC_CLIENT_H_