diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationController.java b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationController.java
new file mode 100644
index 0000000000000000000000000000000000000000..dd5ef7149fea4e8d6cb84ed297eca9f869cc88f9
--- /dev/null
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationController.java
@@ -0,0 +1,26 @@
+package de.ozgcloud.alfa.collaboration;
+
+import org.springframework.hateoas.EntityModel;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import de.ozgcloud.alfa.vorgang.Vorgang;
+import lombok.RequiredArgsConstructor;
+
+@RestController
+@RequestMapping(CollaborationController.PATH)
+@RequiredArgsConstructor
+public class CollaborationController {
+
+	private final CollaborationRequestModelAssembler assembler;
+	private final CollaborationService service;
+
+	static final String PATH = "/api/collaborationrequests/"; // NOSONAR
+
+	@GetMapping("/{collaborationRequestId}")
+	public EntityModel<Vorgang> getVorgangWithEingang(@PathVariable String collaborationRequestId) {
+		return null;
+	}
+}
diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationRequestModelAssembler.java b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationRequestModelAssembler.java
new file mode 100644
index 0000000000000000000000000000000000000000..a529c62b757f3efc5cd4634a61f35245ec16c246
--- /dev/null
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationRequestModelAssembler.java
@@ -0,0 +1,5 @@
+package de.ozgcloud.alfa.collaboration;
+
+class CollaborationRequestModelAssembler {
+
+}
diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationService.java b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationService.java
new file mode 100644
index 0000000000000000000000000000000000000000..82dec1c69c19d31d72cee6d4d059726dade82008
--- /dev/null
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationService.java
@@ -0,0 +1,5 @@
+package de.ozgcloud.alfa.collaboration;
+
+class CollaborationService {
+
+}