diff --git a/Octokit/Models/Request/Enterprise/StartMigrationRequest.cs b/Octokit/Models/Request/Enterprise/StartMigrationRequest.cs
new file mode 100644
index 00000000..ac427637
--- /dev/null
+++ b/Octokit/Models/Request/Enterprise/StartMigrationRequest.cs
@@ -0,0 +1,35 @@
+using System.Collections.Generic;
+
+namespace Octokit
+{
+    public class StartMigrationRequest
+    {
+        public StartMigrationRequest(
+            IReadOnlyList<string> repositories
+            ) :
+            this(repositories, false, false)
+        { }
+
+        public StartMigrationRequest(
+            IReadOnlyList<string> repositories, 
+            bool lockRepositories) :
+            this(repositories, lockRepositories, false)
+        { }
+
+        public StartMigrationRequest(
+            IReadOnlyList<string> repositories,
+            bool lockRepositories,
+            bool excludeAttachments)
+        {
+            this.Repositories = repositories;
+            this.LockRepositories = lockRepositories;
+            this.ExcludeAttachments = excludeAttachments;
+        }
+
+        public IReadOnlyList<string> Repositories { get; private set; }
+
+        public bool LockRepositories { get; private set; }
+
+        public bool ExcludeAttachments { get; private set; }
+    }
+}
\ No newline at end of file
diff --git a/Octokit/Models/Response/Enterprise/Migration.cs b/Octokit/Models/Response/Enterprise/Migration.cs
new file mode 100644
index 00000000..ca1a9621
--- /dev/null
+++ b/Octokit/Models/Response/Enterprise/Migration.cs
@@ -0,0 +1,49 @@
+using System.Collections.Generic;
+
+namespace Octokit
+{
+    public class Migration
+    {
+        public Migration(
+            int id,
+            string guid,
+            string state,
+            bool lockRepositories,
+            bool excludeAttachments,
+            string url,
+            string createdAt,
+            string updatedAt,
+            IReadOnlyList<Repository> repositories)
+        {
+            Id = id;
+            Guid = guid;
+            State = state;
+            LockRepositories = lockRepositories;
+            ExcludeAttachments = excludeAttachments;
+            Url = url;
+            CreatedAt = createdAt;
+            UpdatedAt = updatedAt;
+            Repositories = repositories;
+        }
+
+        public int Id { get; private set; }
+
+        public string Guid { get; private set; }
+
+        public string State { get; private set; }
+
+        public bool LockRepositories { get; private set; }
+
+        public bool ExcludeAttachments { get; private set; }
+
+        public string Url { get; private set; }
+
+        public string CreatedAt { get; private set; }
+
+        public string UpdatedAt { get; private set; }
+
+        public IReadOnlyList<Repository> Repositories { get; private set; }
+
+
+    }
+}
\ No newline at end of file
diff --git a/Octokit/Octokit.csproj b/Octokit/Octokit.csproj
index 0aefa896..85fe13cc 100644
--- a/Octokit/Octokit.csproj
+++ b/Octokit/Octokit.csproj
@@ -65,6 +65,7 @@
     <Compile Include="Clients\Enterprise\EnterpriseClient.cs" />
     <Compile Include="Clients\Enterprise\EnterpriseSearchIndexingClient.cs" />
     <Compile Include="Clients\Enterprise\IEnterpriseLdapClient.cs" />
+    <Compile Include="Clients\Enterprise\IEnterpriseMigrationsClient.cs" />
     <Compile Include="Clients\Enterprise\IEnterpriseOrganizationClient.cs" />
     <Compile Include="Clients\Enterprise\IEnterpriseLicenseClient.cs" />
     <Compile Include="Clients\Enterprise\IEnterpriseAdminStatsClient.cs" />
@@ -116,6 +117,7 @@
     <Compile Include="Http\RequestBody.cs" />
     <Compile Include="Models\Request\BranchUpdate.cs" />
     <Compile Include="Models\Request\ApiOptions.cs" />
+    <Compile Include="Models\Request\Enterprise\StartMigrationRequest.cs" />
     <Compile Include="Models\Request\NewImpersonationToken.cs" />
     <Compile Include="Models\Request\Enterprise\NewLdapMapping.cs" />
     <Compile Include="Models\Request\GistFileUpdate.cs" />
@@ -163,6 +165,7 @@
     <Compile Include="Models\Response\Enterprise\AdminStatsPulls.cs" />
     <Compile Include="Models\Response\Enterprise\AdminStatsRepos.cs" />
     <Compile Include="Models\Response\Enterprise\LdapSyncResponse.cs" />
+    <Compile Include="Models\Response\Enterprise\Migration.cs" />
     <Compile Include="Models\Response\Enterprise\SearchIndexingResponse.cs" />
     <Compile Include="Models\Response\Enterprise\LicenseInfo.cs" />
     <Compile Include="Models\Response\Enterprise\AdminStatsUsers.cs" />