diff --git a/KanSan.Base/Interfaces/UI/IKundenListViewModel.cs b/KanSan.Base/Interfaces/UI/IKundenListViewModel.cs
new file mode 100644
index 0000000..c37a2a9
--- /dev/null
+++ b/KanSan.Base/Interfaces/UI/IKundenListViewModel.cs
@@ -0,0 +1,12 @@
+using KanSan.Base.Models;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace KanSan.Base.Interfaces.UI
+{
+    public interface IKundenListViewModel
+    {
+        List<Kunde> Kunden { get; }
+    }
+}
diff --git a/KanSan.ViewModel/KundenListViewModel.cs b/KanSan.ViewModel/KundenListViewModel.cs
index 402930e..945f6cf 100644
--- a/KanSan.ViewModel/KundenListViewModel.cs
+++ b/KanSan.ViewModel/KundenListViewModel.cs
@@ -1,5 +1,6 @@
 using KanSan.Base;
 using KanSan.Base.Interfaces;
+using KanSan.Base.Interfaces.UI;
 using KanSan.Base.Models;
 using System;
 using System.Collections.Generic;
@@ -9,7 +10,7 @@ using System.Text;
 
 namespace KanSan.ViewModel
 {
-    public class KundenListViewModel
+    public class KundenListViewModel : IKundenListViewModel
     {
         IUnitOfWork unitOfWork = new UnitOfWork(new KanSanContext());
         private List<Kunde> kunden;
diff --git a/KanSan.ViewModel/ProjektListViewModel.cs b/KanSan.ViewModel/ProjektListViewModel.cs
index a253f08..765243f 100644
--- a/KanSan.ViewModel/ProjektListViewModel.cs
+++ b/KanSan.ViewModel/ProjektListViewModel.cs
@@ -3,6 +3,7 @@ using KanSan.Base.Interfaces;
 using KanSan.Base.Models;
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Text;
 
 namespace KanSan.ViewModel
@@ -10,6 +11,18 @@ namespace KanSan.ViewModel
     public class ProjektListViewModel
     {
         IUnitOfWork unitOfWork = new UnitOfWork(new KanSanContext());
+        private Kunde selectedKunde;
+
+        public ProjektListViewModel(Kunde client)
+        {
+            List<Kunde> clients = unitOfWork.KundenRepository.Get(x => x.GuidNr.Equals(client.GuidNr)).ToList();
+            this.selectedKunde = clients.First();
+            //this.selectedKunde = selectedKunde;
+
+            
+
+            List<Projekt> projektevonKunde = unitOfWork.ProjekteRepository.Get(x => x.Kunde.Equals(client)).ToList();
+        }
 
         public void SelectProjekt()
         {
@@ -18,7 +31,19 @@ namespace KanSan.ViewModel
 
         public Projekt NeueProjekt()
         {
-            throw new NotImplementedException();
+            Guid guid = Guid.NewGuid();
+            Projekt newProjekt = new Projekt()
+            {
+                GuidNr = guid,
+                Kunde = selectedKunde
+            };
+
+            unitOfWork.ProjekteRepository.Insert(newProjekt);
+            unitOfWork.Commit();
+
+            List<Projekt> res = unitOfWork.ProjekteRepository.Get(x => x.GuidNr.Equals(guid)).ToList();
+            if (res.Count < 1) throw new Exception("Der zuvor eingefügte Projekt konnte nicht in der Datenbank gefunden werden");
+            return res.First();
         }
     }
 }
diff --git a/KanSan/MainWindow.xaml b/KanSan/MainWindow.xaml
index b1e294c..a25fc30 100644
--- a/KanSan/MainWindow.xaml
+++ b/KanSan/MainWindow.xaml
@@ -18,7 +18,7 @@
         </Grid.RowDefinitions>
         <StackPanel Grid.Column="0">
             <Button Content="Kunden" Name="btnKunden" Click="btnKunden_Click" />
-            <Button Content="Projekte" Name="btnProjekte" />
+            <Button Content="Projekte" Name="btnProjekte" Click="btnProjekte_Click" />
             <Button Content="Baustellen" Name="btnBaustellen" />
             <Button Content="Objekte" Name="btnObjekte" />
         </StackPanel>
diff --git a/KanSan/MainWindow.xaml.cs b/KanSan/MainWindow.xaml.cs
index 3414b2e..d7ad79b 100644
--- a/KanSan/MainWindow.xaml.cs
+++ b/KanSan/MainWindow.xaml.cs
@@ -27,6 +27,8 @@ namespace KanSan
     {
         UI.UCKundeEdit UCKundeEdit;
         UI.UCKundeList UCKundeList;
+        UI.UCProjektList UCProjektList;
+
         public MainWindow()
         {
             InitializeComponent();
@@ -36,6 +38,20 @@ namespace KanSan
             UCKundeList.KundeAdded += UCKundeList_KundeAdded;
             UCKundeList.KundeSelect += UCKundeList_KundeSelect;
 
+            
+           
+
+
+        }
+
+        private void UCProjektList_ProjektAdded(object sender, UI.SelectProjektEventArgs e)
+        {
+            throw new NotImplementedException();
+        }
+
+        private void UCProjektList_ProjektSelected(object sender, UI.SelectProjektEventArgs e)
+        {
+            throw new NotImplementedException();
         }
 
         private void UCKundeList_KundeSelect(object sender, UI.KundeAddedKlickEventArgs e)
@@ -53,6 +69,16 @@ namespace KanSan
         {
             ContentController.Content = UCKundeList;
         }
+
+        private void btnProjekte_Click(object sender, RoutedEventArgs e)
+        {
+            Kunde client = (DataContext as MainWindowViewModel).SelectedKunde;
+            if (client == null) return;
+            UCProjektList = new UI.UCProjektList(client);
+            UCProjektList.ProjektSelected += UCProjektList_ProjektSelected;
+            UCProjektList.ProjektAdded += UCProjektList_ProjektAdded;
+            ContentController.Content = UCProjektList;
+        }
     }
 
 }
diff --git a/KanSan/SampleData/KundeListViewModelSampleData.cs b/KanSan/SampleData/KundeListViewModelSampleData.cs
new file mode 100644
index 0000000..e815daa
--- /dev/null
+++ b/KanSan/SampleData/KundeListViewModelSampleData.cs
@@ -0,0 +1,34 @@
+using KanSan.Base.Interfaces.UI;
+using KanSan.Base.Models;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace KanSan.SampleData
+{
+    public class KundeListViewModelSampleData : IKundenListViewModel
+    {
+        private readonly List<Kunde> kunden = new List<Kunde>();
+        public List<Kunde> Kunden => kunden;
+
+        public KundeListViewModelSampleData()
+        {
+            kunden.Add(new Kunde()
+            {
+                Vorname = "Damian",
+                Nachname = "Bodde",
+                Ort = "Papenburg",
+                PLZ = "26871",
+                Strasse = "Barenbergstraße",
+            });
+            kunden.Add(new Kunde()
+            {
+                Vorname = "Cynthia",
+                Nachname = "Schreuder",
+                Ort = "Geeeste",
+                PLZ = "49744",
+                Strasse = "Wiesenstraße 54a"
+            });
+        }
+    }
+}
diff --git a/KanSan/UI/Kunde/UCKundeList.xaml b/KanSan/UI/Kunde/UCKundeList.xaml
index 4454d78..2b47c22 100644
--- a/KanSan/UI/Kunde/UCKundeList.xaml
+++ b/KanSan/UI/Kunde/UCKundeList.xaml
@@ -3,9 +3,13 @@
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:sd ="clr-namespace:KanSan.SampleData"
              xmlns:local="clr-namespace:KanSan.UI"
              mc:Ignorable="d" 
              d:DesignHeight="450" d:DesignWidth="800">
+    <d:UserControl.DataContext>
+        <sd:KundeListViewModelSampleData />
+    </d:UserControl.DataContext>
     <Grid>
         <Grid.RowDefinitions>
             <RowDefinition Height="*"/>
diff --git a/KanSan/UI/Projekt/UCProjektList.xaml.cs b/KanSan/UI/Projekt/UCProjektList.xaml.cs
index 1f47b54..0879034 100644
--- a/KanSan/UI/Projekt/UCProjektList.xaml.cs
+++ b/KanSan/UI/Projekt/UCProjektList.xaml.cs
@@ -23,10 +23,11 @@ namespace KanSan.UI
         public event EventHandler<SelectProjektEventArgs> ProjektAdded;
         public event EventHandler<SelectProjektEventArgs> ProjektEdited;
         public event EventHandler<SelectProjektEventArgs> ProjektSelected;
-        public UCProjektList()
+        
+        public UCProjektList(Kunde selectedKunde)
         {
             InitializeComponent();
-            this.DataContext = new ProjektListViewModel();
+            this.DataContext = new ProjektListViewModel(selectedKunde);
         }
 
         private void ProjektSelect_Click(object sender, RoutedEventArgs e)