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diff --git a/src/csharp/Grpc.Core/ServiceBinderBase.cs b/src/csharp/Grpc.Core/ServiceBinderBase.cs
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+++ b/src/csharp/Grpc.Core/ServiceBinderBase.cs
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+#region Copyright notice and license
+
+// Copyright 2018 The gRPC Authors
+//
+// 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.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using Grpc.Core.Interceptors;
+using Grpc.Core.Internal;
+using Grpc.Core.Utils;
+
+namespace Grpc.Core
+{
+    /// <summary>
+    /// Allows binding server-side method implementations in alternative serving stacks.
+    /// Instances of this class are usually populated by the <c>BindService</c> method
+    /// that is part of the autogenerated code for a protocol buffers service definition.
+    /// <seealso cref="ServerServiceDefinition"/>
+    /// </summary>
+    public class ServiceBinderBase
+    {
+        /// <summary>
+        /// Adds a definition for a single request - single response method.
+        /// </summary>
+        /// <typeparam name="TRequest">The request message class.</typeparam>
+        /// <typeparam name="TResponse">The response message class.</typeparam>
+        /// <param name="method">The method.</param>
+        /// <param name="handler">The method handler.</param>
+        public virtual void AddMethod<TRequest, TResponse>(
+            Method<TRequest, TResponse> method,
+            UnaryServerMethod<TRequest, TResponse> handler)
+                where TRequest : class
+                where TResponse : class
+        {
+            throw new NotImplementedException();
+        }
+
+        /// <summary>
+        /// Adds a definition for a client streaming method.
+        /// </summary>
+        /// <typeparam name="TRequest">The request message class.</typeparam>
+        /// <typeparam name="TResponse">The response message class.</typeparam>
+        /// <param name="method">The method.</param>
+        /// <param name="handler">The method handler.</param>
+        public virtual void AddMethod<TRequest, TResponse>(
+            Method<TRequest, TResponse> method,
+            ClientStreamingServerMethod<TRequest, TResponse> handler)
+                where TRequest : class
+                where TResponse : class
+        {
+            throw new NotImplementedException();
+        }
+
+        /// <summary>
+        /// Adds a definition for a server streaming method.
+        /// </summary>
+        /// <typeparam name="TRequest">The request message class.</typeparam>
+        /// <typeparam name="TResponse">The response message class.</typeparam>
+        /// <param name="method">The method.</param>
+        /// <param name="handler">The method handler.</param>
+        public virtual void AddMethod<TRequest, TResponse>(
+            Method<TRequest, TResponse> method,
+            ServerStreamingServerMethod<TRequest, TResponse> handler)
+                where TRequest : class
+                where TResponse : class
+        {
+            throw new NotImplementedException();
+        }
+
+        /// <summary>
+        /// Adds a definition for a bidirectional streaming method.
+        /// </summary>
+        /// <typeparam name="TRequest">The request message class.</typeparam>
+        /// <typeparam name="TResponse">The response message class.</typeparam>
+        /// <param name="method">The method.</param>
+        /// <param name="handler">The method handler.</param>
+        public virtual void AddMethod<TRequest, TResponse>(
+            Method<TRequest, TResponse> method,
+            DuplexStreamingServerMethod<TRequest, TResponse> handler)
+                where TRequest : class
+                where TResponse : class
+        {
+            throw new NotImplementedException();
+        }
+    }
+}