diff --git a/services/audioflinger/Client.h b/services/audioflinger/Client.h
new file mode 100644
index 0000000..cb507fe
--- /dev/null
+++ b/services/audioflinger/Client.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#pragma once
+
+// TODO(b/288339104) Move to nested namespace
+namespace android {
+
+class AudioFlinger;
+
+class Client : public RefBase {
+public:
+    Client(const sp<AudioFlinger>& audioFlinger, pid_t pid);
+
+    // TODO(b/289139675) make Client container.
+    // Client destructor must be called with AudioFlinger::mClientLock held
+    ~Client() override;
+    AllocatorFactory::ClientAllocator& allocator();
+    pid_t pid() const { return mPid; }
+    sp<AudioFlinger> audioFlinger() const { return mAudioFlinger; }
+
+private:
+    DISALLOW_COPY_AND_ASSIGN(Client);
+
+    const sp<AudioFlinger> mAudioFlinger;
+    const pid_t mPid;
+    AllocatorFactory::ClientAllocator mClientAllocator;
+};
+
+} // namespace android