diff --git a/ErgometerDoctorApplication/ClientThread.cs b/ErgometerDoctorApplication/ClientThread.cs
index 418043d..88ce734 100644
--- a/ErgometerDoctorApplication/ClientThread.cs
+++ b/ErgometerDoctorApplication/ClientThread.cs
@@ -1,8 +1,10 @@
-using System;
+using ErgometerLibrary;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Windows.Forms;
 
 namespace ErgometerDoctorApplication
 {
@@ -11,10 +13,44 @@ namespace ErgometerDoctorApplication
         public int Session { get; }
         public string Name { get; }
 
+        private SessionWindow window;
+
         public ClientThread(string name, int session)
         {
             Name = name;
             Session = session;
+
+            window = new SessionWindow(Name, true);
+            window.FormClosed += Window_FormClosed;
+        }
+
+        private void Window_FormClosed(object sender, FormClosedEventArgs e)
+        {
+            MainClient.RemoveActiveClient(this);
+        }
+
+        public void HandleCommand(NetCommand command)
+        {
+            switch(command.Type)
+            {
+
+            }
+        }
+
+        public void run()
+        {
+            Application.Run(window);
+        }
+
+        public void stop()
+        {
+            window.Close();
+            MainClient.RemoveActiveClient(this);
+        }
+
+        private void sendCommand(NetCommand command)
+        {
+            MainClient.SendNetCommand(command);
         }
 
     }
diff --git a/ErgometerDoctorApplication/ConActiveSessions.cs b/ErgometerDoctorApplication/ConActiveSessions.cs
index 90315a8..d899ee4 100644
--- a/ErgometerDoctorApplication/ConActiveSessions.cs
+++ b/ErgometerDoctorApplication/ConActiveSessions.cs
@@ -22,7 +22,7 @@ namespace ErgometerDoctorApplication
             this.Size = new System.Drawing.Size(584, 459);
             this.TabIndex = 0;
             // 
-            // labelPassword
+            // labelActiveSessions
             // 
             this.labelActiveSessions.Anchor = System.Windows.Forms.AnchorStyles.None;
             this.labelActiveSessions.AutoSize = true;
@@ -32,6 +32,8 @@ namespace ErgometerDoctorApplication
             this.labelActiveSessions.Size = new System.Drawing.Size(103, 21);
             this.labelActiveSessions.TabIndex = 3;
             this.labelActiveSessions.Text = "Geen actieve sessies.";
+
+            this.Controls.Add(labelActiveSessions);
         }
 
         public System.Windows.Forms.Label labelActiveSessions;
diff --git a/ErgometerDoctorApplication/MainClient.cs b/ErgometerDoctorApplication/MainClient.cs
index 45d7e5e..c6b3da7 100644
--- a/ErgometerDoctorApplication/MainClient.cs
+++ b/ErgometerDoctorApplication/MainClient.cs
@@ -29,6 +29,12 @@ namespace ErgometerDoctorApplication
         public static List<ClientThread> clients;
         public static Dictionary<string, string> users;
         public static List<int> oldsessions;
+
+        public static void RemoveActiveClient(ClientThread clientThread)
+        {
+            clients.Remove(clientThread);
+        }
+
         public static Dictionary<int, string> activesessions;
 
         static MainClient()
@@ -76,6 +82,8 @@ namespace ErgometerDoctorApplication
                 loggedin = true;
             }
 
+            SendNetCommand(new NetCommand(NetCommand.RequestType.SESSIONDATA, Session));
+
             return true;
         }
 
@@ -152,13 +160,43 @@ namespace ErgometerDoctorApplication
 
         private static void HandToClient(NetCommand command)
         {
-            //throw new NotImplementedException();
-            Console.WriteLine(command);
+            foreach(ClientThread cl in clients)
+            {
+                if(cl.Session == command.Session)
+                {
+                    cl.HandleCommand(command);
+                }
+            }
         }
 
         public static void SendNetCommand(NetCommand command)
         {
             NetHelper.SendNetCommand(Server, command);
         }
+
+        private static bool IsSessionRunning(int session)
+        {
+            foreach(ClientThread cl in clients)
+            {
+                if (cl.Session == session)
+                    return true;
+            }
+
+            return false;
+        }
+
+        public static void StartNewCLient(string name, int session)
+        {
+            if (IsSessionRunning(session))
+                return;
+
+            //Start new client
+            ClientThread cl = new ClientThread(name, session);
+            clients.Add(cl);
+
+            //Run client on new thread
+            Thread thread = new Thread(new ThreadStart(cl.run));
+            thread.Start();
+        }
     }
 }
diff --git a/ErgometerDoctorApplication/MainWindow.cs b/ErgometerDoctorApplication/MainWindow.cs
index 4ed267d..5d02bcc 100644
--- a/ErgometerDoctorApplication/MainWindow.cs
+++ b/ErgometerDoctorApplication/MainWindow.cs
@@ -21,14 +21,14 @@ namespace ErgometerDoctorApplication
 
         private void BtnActiveSessions_Click(object sender, EventArgs e)
         {
-            MainClient.SendNetCommand(new NetCommand(NetCommand.RequestType.SESSIONDATA, MainClient.Session));
             this.HeaderLabel.Text = "Actieve Sessies";
             conActiveSessions.BringToFront();
 
             string str = "";
-            foreach(string name in MainClient.activesessions.Values)
+            foreach(KeyValuePair<int, string> client in MainClient.activesessions)
             {
-                str += name + ", ";
+                str += client.Value + ", ";
+                MainClient.StartNewCLient(client.Value, client.Key);
             }
             conActiveSessions.labelActiveSessions.Text = str;
             Console.WriteLine(str);