diff --git a/WD7UVN_HFT_2023241.Endpoint/CustomerController.cs b/WD7UVN_HFT_2023241.Endpoint/CustomerController.cs
new file mode 100644
index 0000000..186b783
--- /dev/null
+++ b/WD7UVN_HFT_2023241.Endpoint/CustomerController.cs
@@ -0,0 +1,49 @@
+using Microsoft.AspNetCore.Mvc;
+using WD7UVN_HFT_2023241.Logic;
+using System.Linq;
+using WD7UVN_HFT_2023241.Models;
+
+namespace WD7UVN_HFT_2023241.Endpoint
+{
+    [ApiController]
+    [Route("api/database")]
+    public class CustomerController : ControllerBase
+    {
+        public ILogicServices LogicServices { get; set; }
+
+        public CustomerController(ILogicServices LogicServices)
+        {
+            this.LogicServices = LogicServices;
+        }
+
+        [HttpGet()]
+        public IActionResult ReadAllCustomers()
+        {
+            return View(LogicServices.CRUDOperations.ReadAllCustomers());
+        }
+
+        [HttpGet("{id}")]
+        public Customer ReadCustomer(int id)
+        {
+            return LogicServices.CRUDOperations.ReadCustomer(id);
+        }
+
+[HttpPut()]
+        public void PutCustomer([FromBody] Customer e)
+        {
+            LogicServices.CRUDOperations.CreateCustomer(e);
+        }
+
+[HttpPost()]
+        public void UpdateCustomer([FromBody] Customer e)
+        {
+            LogicServices.CRUDOperations.UpdateCustomer(e);
+        }
+
+        [HttpDelete()]
+        public void DeleteCustomer([FromBody] int id)
+        {
+            LogicServices.CRUDOperations.DeleteCustomer(id);
+        }
+    }
+}
diff --git a/WD7UVN_HFT_2023241.Endpoint/MaintainerTeamController.cs b/WD7UVN_HFT_2023241.Endpoint/MaintainerTeamController.cs
new file mode 100644
index 0000000..1e7d2b4
--- /dev/null
+++ b/WD7UVN_HFT_2023241.Endpoint/MaintainerTeamController.cs
@@ -0,0 +1,49 @@
+using Microsoft.AspNetCore.Mvc;
+using WD7UVN_HFT_2023241.Logic;
+using System.Linq;
+using WD7UVN_HFT_2023241.Models;
+
+namespace WD7UVN_HFT_2023241.Endpoint
+{
+    [ApiController]
+    [Route("api/database")]
+    public class MaintainerTeamController : ControllerBase
+    {
+        public ILogicServices LogicServices { get; set; }
+
+        public MaintainerTeamController(ILogicServices LogicServices)
+        {
+            this.LogicServices = LogicServices;
+        }
+
+        [HttpGet()]
+        public IActionResult ReadAllMaintainerTeams()
+        {
+            return View(LogicServices.CRUDOperations.ReadAllMaintainerTeams());
+        }
+
+        [HttpGet("{id}")]
+        public MaintainerTeam ReadMaintainerTeam(int id)
+        {
+            return LogicServices.CRUDOperations.ReadMaintainerTeam(id);
+        }
+
+[HttpPut()]
+        public void PutMaintainerTeam([FromBody] MaintainerTeam e)
+        {
+            LogicServices.CRUDOperations.CreateMaintainerTeam(e);
+        }
+
+[HttpPost()]
+        public void UpdateMaintainerTeam([FromBody] MaintainerTeam e)
+        {
+            LogicServices.CRUDOperations.UpdateMaintainerTeam(e);
+        }
+
+        [HttpDelete()]
+        public void DeleteMaintainerTeam([FromBody] int id)
+        {
+            LogicServices.CRUDOperations.DeleteMaintainerTeam(id);
+        }
+    }
+}
diff --git a/WD7UVN_HFT_2023241.Endpoint/ServiceController.cs b/WD7UVN_HFT_2023241.Endpoint/ServiceController.cs
new file mode 100644
index 0000000..e7a2a3e
--- /dev/null
+++ b/WD7UVN_HFT_2023241.Endpoint/ServiceController.cs
@@ -0,0 +1,49 @@
+using Microsoft.AspNetCore.Mvc;
+using WD7UVN_HFT_2023241.Logic;
+using System.Linq;
+using WD7UVN_HFT_2023241.Models;
+
+namespace WD7UVN_HFT_2023241.Endpoint
+{
+    [ApiController]
+    [Route("api/database")]
+    public class ServiceController : ControllerBase
+    {
+        public ILogicServices LogicServices { get; set; }
+
+        public ServiceController(ILogicServices LogicServices)
+        {
+            this.LogicServices = LogicServices;
+        }
+
+        [HttpGet()]
+        public IActionResult ReadAllServices()
+        {
+            return View(LogicServices.CRUDOperations.ReadAllServices());
+        }
+
+        [HttpGet("{id}")]
+        public Service ReadService(int id)
+        {
+            return LogicServices.CRUDOperations.ReadService(id);
+        }
+
+[HttpPut()]
+        public void PutService([FromBody] Service e)
+        {
+            LogicServices.CRUDOperations.CreateService(e);
+        }
+
+[HttpPost()]
+        public void UpdateService([FromBody] Service e)
+        {
+            LogicServices.CRUDOperations.UpdateService(e);
+        }
+
+        [HttpDelete()]
+        public void DeleteService([FromBody] int id)
+        {
+            LogicServices.CRUDOperations.DeleteService(id);
+        }
+    }
+}