diff --git a/src/main/java/com/MeetMate/_experiments/testapp.java b/src/main/java/com/MeetMate/_experiments/testapp.java
new file mode 100644
index 0000000..024d90a
--- /dev/null
+++ b/src/main/java/com/MeetMate/_experiments/testapp.java
@@ -0,0 +1,11 @@
+//package com.MeetMate._experiments;
+//
+//import java.time.LocalDateTime;
+//import java.time.Period;
+//
+//public class testapp {
+//  public static void main(String[] args) {
+//    Object o = Period.between(LocalDateTime.now(), LocalDateTime.now().plusDays(1));
+//    System.out.println(o);
+//  }
+//}
diff --git a/src/main/java/com/MeetMate/appointment/Appointment.java b/src/main/java/com/MeetMate/appointment/Appointment.java
new file mode 100644
index 0000000..bb730c8
--- /dev/null
+++ b/src/main/java/com/MeetMate/appointment/Appointment.java
@@ -0,0 +1,24 @@
+package com.MeetMate.appointment;
+
+import com.MeetMate.enums.AppointmentStatus;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.springframework.data.mongodb.core.mapping.Document;
+
+import java.time.LocalDateTime;
+
+@Document(collection = "appointments")
+@Data
+@NoArgsConstructor
+public class Appointment {
+  long id;
+  LocalDateTime from;
+  LocalDateTime to;
+  long companyID;
+  long clientID;
+  long assigneeID;
+//  Select Prompt → f.E. medical industry: Untersuchung, Operation
+  String description;
+  String location;
+  AppointmentStatus status;
+}
diff --git a/src/main/java/com/MeetMate/appointment/AppointmentController.java b/src/main/java/com/MeetMate/appointment/AppointmentController.java
new file mode 100644
index 0000000..877c991
--- /dev/null
+++ b/src/main/java/com/MeetMate/appointment/AppointmentController.java
@@ -0,0 +1,4 @@
+package com.MeetMate.appointment;
+
+public class AppointmentController {
+}
diff --git a/src/main/java/com/MeetMate/appointment/AppointmentRepository.java b/src/main/java/com/MeetMate/appointment/AppointmentRepository.java
new file mode 100644
index 0000000..d5e9e4c
--- /dev/null
+++ b/src/main/java/com/MeetMate/appointment/AppointmentRepository.java
@@ -0,0 +1,12 @@
+package com.MeetMate.appointment;
+
+import org.springframework.data.mongodb.repository.MongoRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@Repository
+public interface AppointmentRepository extends MongoRepository<Appointment, Long> {
+
+
+}
diff --git a/src/main/java/com/MeetMate/appointment/AppointmentService.java b/src/main/java/com/MeetMate/appointment/AppointmentService.java
new file mode 100644
index 0000000..f7ba121
--- /dev/null
+++ b/src/main/java/com/MeetMate/appointment/AppointmentService.java
@@ -0,0 +1,4 @@
+package com.MeetMate.appointment;
+
+public class AppointmentService {
+}
diff --git a/src/main/java/com/MeetMate/enums/AppointmentStatus.java b/src/main/java/com/MeetMate/enums/AppointmentStatus.java
new file mode 100644
index 0000000..9b26f06
--- /dev/null
+++ b/src/main/java/com/MeetMate/enums/AppointmentStatus.java
@@ -0,0 +1,8 @@
+package com.MeetMate.enums;
+
+public enum AppointmentStatus {
+  APPROVED,
+  DECLINED,
+  DONE,
+  CANCELLED;
+}
\ No newline at end of file
diff --git a/src/main/java/com/MeetMate/user/User.java b/src/main/java/com/MeetMate/user/User.java
index d215b6b..0cb66cb 100644
--- a/src/main/java/com/MeetMate/user/User.java
+++ b/src/main/java/com/MeetMate/user/User.java
@@ -21,7 +21,7 @@ public class User implements UserDetails {
   @Id
   @SequenceGenerator(name = "user_sequence", allocationSize = 1)
   @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "user_sequence")
-  private Long id;
+  private long id;
   private String name;
   private String email;
   private String password;
diff --git a/src/main/resources/graphql/schema.graphqls b/src/main/resources/graphql/schema.graphqls
index ee4ebf1..8f114d4 100644
--- a/src/main/resources/graphql/schema.graphqls
+++ b/src/main/resources/graphql/schema.graphqls
@@ -1,10 +1,16 @@
 #graphqls for graphql scema
 
 type Query {
+
+    #Company Queries
     getCompany(id: ID!): Company
+
+    #Appointment Queries
 }
 
 type Mutation {
+
+    #Company Mutations
     createCompany(
         companyName: String!,
         ownerEmail: String!,
@@ -19,6 +25,8 @@ type Mutation {
     ): String
 
     deleteCompany: String
+
+    #Appointment Mutations
 }
 
 type Company {