diff --git a/.gitignore b/.gitignore
index 0978652d6..ac93037cf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -650,4 +650,7 @@ obj
 /logs/mobilelog.txt
 /BeWo.Styles/bin
 /BeWo.Styles/obj
-/Tools/KTDReaderGUI/.vs*
\ No newline at end of file
+/Tools/KTDReaderGUI/.vs*
+/Tools/KTDReaderGUI/packages
+/Tools/KTDReaderGUI/KTDReaderGUI/bin/Debug
+/Tools/KTDReaderGUI/KTDReaderGUI/bin/Release
diff --git a/BeWo.Styles/Colors/Colors.xaml b/BeWo.Styles/Colors/Colors.xaml
index af79deddd..b8e174425 100644
--- a/BeWo.Styles/Colors/Colors.xaml
+++ b/BeWo.Styles/Colors/Colors.xaml
@@ -7,4 +7,10 @@
     <SolidColorBrush x:Key="ControlMouseOverBackgroundBrush" Color="#FFDCA158" />
 
     <SolidColorBrush x:Key="TabItemHotTextBrush" Color="#FFAB4A07" />
+
+    <LinearGradientBrush x:Key="ApplicationBackground" StartPoint="0.5,0" EndPoint="0.5,1">
+        <GradientStop Offset="0.38" Color="#FFDADADB" />
+        <GradientStop Offset="0.725" Color="#FFA9B8C2" />
+        <GradientStop Offset="0.91" Color="#FF4E565A" />
+    </LinearGradientBrush>
 </ResourceDictionary>
\ No newline at end of file
diff --git a/Tools/KTDReaderGUI/KTDReaderGUI.sln b/Tools/KTDReaderGUI/KTDReaderGUI.sln
index 76aab4d4e..a89747d65 100644
--- a/Tools/KTDReaderGUI/KTDReaderGUI.sln
+++ b/Tools/KTDReaderGUI/KTDReaderGUI.sln
@@ -7,20 +7,49 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "KTDReaderGUI", "KTDReaderGU
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dakota", "..\..\Dakota\Dakota.csproj", "{47331732-DD96-4075-869F-83AA9F3F9937}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BeWo.Styles", "..\..\BeWo.Styles\BeWo.Styles.csproj", "{9BAB16DE-E284-4B57-BD09-763FC5CE521A}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Shared", "..\..\Shared\Shared.csproj", "{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Controls", "..\..\Controls\Controls.csproj", "{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
+		DebugRemote|Any CPU = DebugRemote|Any CPU
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{F8EE2279-EDEA-4D4A-9D0F-89B7DA7E6AC2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{F8EE2279-EDEA-4D4A-9D0F-89B7DA7E6AC2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F8EE2279-EDEA-4D4A-9D0F-89B7DA7E6AC2}.DebugRemote|Any CPU.ActiveCfg = Debug|Any CPU
+		{F8EE2279-EDEA-4D4A-9D0F-89B7DA7E6AC2}.DebugRemote|Any CPU.Build.0 = Debug|Any CPU
 		{F8EE2279-EDEA-4D4A-9D0F-89B7DA7E6AC2}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{F8EE2279-EDEA-4D4A-9D0F-89B7DA7E6AC2}.Release|Any CPU.Build.0 = Release|Any CPU
 		{47331732-DD96-4075-869F-83AA9F3F9937}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{47331732-DD96-4075-869F-83AA9F3F9937}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{47331732-DD96-4075-869F-83AA9F3F9937}.DebugRemote|Any CPU.ActiveCfg = Debug|Any CPU
+		{47331732-DD96-4075-869F-83AA9F3F9937}.DebugRemote|Any CPU.Build.0 = Debug|Any CPU
 		{47331732-DD96-4075-869F-83AA9F3F9937}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{47331732-DD96-4075-869F-83AA9F3F9937}.Release|Any CPU.Build.0 = Release|Any CPU
+		{9BAB16DE-E284-4B57-BD09-763FC5CE521A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9BAB16DE-E284-4B57-BD09-763FC5CE521A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9BAB16DE-E284-4B57-BD09-763FC5CE521A}.DebugRemote|Any CPU.ActiveCfg = Debug|Any CPU
+		{9BAB16DE-E284-4B57-BD09-763FC5CE521A}.DebugRemote|Any CPU.Build.0 = Debug|Any CPU
+		{9BAB16DE-E284-4B57-BD09-763FC5CE521A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{9BAB16DE-E284-4B57-BD09-763FC5CE521A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}.DebugRemote|Any CPU.ActiveCfg = DebugRemote|Any CPU
+		{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}.DebugRemote|Any CPU.Build.0 = DebugRemote|Any CPU
+		{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2F50B83D-A3F0-4EC4-979A-3F9B7E3D8ED4}.Release|Any CPU.Build.0 = Release|Any CPU
+		{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}.DebugRemote|Any CPU.ActiveCfg = DebugRemote|Any CPU
+		{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}.DebugRemote|Any CPU.Build.0 = DebugRemote|Any CPU
+		{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D5E53B0F-BF5A-41E8-93E2-0F32845FC729}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/Tools/KTDReaderGUI/KTDReaderGUI/KTDReaderGUI.csproj b/Tools/KTDReaderGUI/KTDReaderGUI/KTDReaderGUI.csproj
index 0d4723f6a..1cf96c8e8 100644
--- a/Tools/KTDReaderGUI/KTDReaderGUI/KTDReaderGUI.csproj
+++ b/Tools/KTDReaderGUI/KTDReaderGUI/KTDReaderGUI.csproj
@@ -94,5 +94,23 @@
   <ItemGroup>
     <None Include="App.config" />
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\BeWo.Styles\BeWo.Styles.csproj">
+      <Project>{9bab16de-e284-4b57-bd09-763fc5ce521a}</Project>
+      <Name>BeWo.Styles</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\..\..\Controls\Controls.csproj">
+      <Project>{d5e53b0f-bf5a-41e8-93e2-0f32845fc729}</Project>
+      <Name>Controls</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\..\..\Dakota\Dakota.csproj">
+      <Project>{47331732-DD96-4075-869F-83AA9F3F9937}</Project>
+      <Name>Dakota</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\..\..\Shared\Shared.csproj">
+      <Project>{2f50b83d-a3f0-4ec4-979a-3f9b7e3d8ed4}</Project>
+      <Name>Shared</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml b/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml
index c1ec12b09..2e150d3e6 100644
--- a/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml
+++ b/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml
@@ -1,27 +1,95 @@
-<Window x:Class="KTDReaderGUI.MainWindow"
-        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:KTDReaderGUI"
-        mc:Ignorable="d"
-        Title="MainWindow" Height="450" Width="800">
+<Window
+    x:Class="KTDReaderGUI.MainWindow"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="clr-namespace:KTDReaderGUI"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    Title="MainWindow"
+    Width="500"
+    Height="400"
+    Background="{DynamicResource ApplicationBackground}"
+    mc:Ignorable="d">
+    <Window.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <!--  Common base theme  -->
+                <ResourceDictionary Source="pack://application:,,,/BeWo.Styles;component/ModernOrangeBlack.xaml" />
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+    </Window.Resources>
     <Grid>
         <Grid.ColumnDefinitions>
-            <ColumnDefinition Width="auto"/>
-            <ColumnDefinition Width="auto"/>
-            <ColumnDefinition Width="auto"/>
+            <ColumnDefinition Width="*" />
+            <ColumnDefinition Width="auto" />
+            <ColumnDefinition Width="*" />
         </Grid.ColumnDefinitions>
-        <Grid.RowDefinitions>
-            <RowDefinition Height="auto"/>
-            <RowDefinition Height="auto"/>
-            <RowDefinition Height="auto"/>
-        </Grid.RowDefinitions>
+        <Grid Grid.Column="1" Margin="10">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="auto" />
+                <ColumnDefinition Width="10" />
+                <ColumnDefinition Width="auto" MinWidth="200" />
+            </Grid.ColumnDefinitions>
+            <Grid.RowDefinitions>
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="auto" />
+                <RowDefinition Height="*" />
+            </Grid.RowDefinitions>
 
-        <Label Grid.Row="0" Grid.Column="0">IK Krankenkasse</Label>
-        <TextBlock Grid.Row="0" Grid.Column="1"></TextBlock>
-        
-        <Label Grid.Row="0" Grid.Column="0">IK Krankenkasse</Label>
-        
+            <Label Grid.Row="0" Grid.Column="0">IK Krankenkasse</Label>
+            <TextBox
+                x:Name="input_krankenkasse"
+                Grid.Row="0"
+                Grid.Column="2" />
+
+            <Label Grid.Row="1" Grid.Column="0">Leistungserbringergruppe</Label>
+            <TextBox
+                x:Name="input_leistungsgruppe"
+                Grid.Row="1"
+                Grid.Column="2" />
+
+            <Button
+                Grid.Row="2"
+                Grid.ColumnSpan="3"
+                Width="100"
+                HorizontalAlignment="Center"
+                Click="Button_Click">
+                Ermitteln
+            </Button>
+
+            <Label Grid.Row="3" Grid.Column="0">IK Krankenkasse</Label>
+            <TextBox
+                x:Name="out_ikkrankenkasse"
+                Grid.Row="3"
+                Grid.Column="2"
+                IsEnabled="False" />
+
+            <Label Grid.Row="4" Grid.Column="0">IK Kostenträger</Label>
+            <TextBox
+                x:Name="out_ikkostentrager"
+                Grid.Row="4"
+                Grid.Column="2"
+                IsEnabled="False" />
+
+            <Label Grid.Row="5" Grid.Column="0">IK Datenannahmestelle</Label>
+            <TextBox
+                x:Name="out_ikdatenannahmestelle"
+                Grid.Row="5"
+                Grid.Column="2"
+                IsEnabled="False" />
+
+            <Label Grid.Row="6" Grid.Column="0">Bez Datenannahmestelle</Label>
+            <TextBox
+                x:Name="out_bezdatenannahmestelle"
+                Grid.Row="6"
+                Grid.Column="2"
+                IsEnabled="False" />
+
+        </Grid>
     </Grid>
 </Window>
diff --git a/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml.cs b/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml.cs
index 72cb53039..e3044ef5c 100644
--- a/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml.cs
+++ b/Tools/KTDReaderGUI/KTDReaderGUI/MainWindow.xaml.cs
@@ -1,5 +1,7 @@
-using System;
+using Dakota.Logic;
+using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -20,9 +22,33 @@ namespace KTDReaderGUI
 	/// </summary>
 	public partial class MainWindow : Window
 	{
+		private DakotaKTDReader Reader;
+
 		public MainWindow()
 		{
 			InitializeComponent();
+
+			var root = Directory.GetCurrentDirectory();
+
+			var path = System.IO.Path.Combine(root, "KTDatei");
+
+			Reader = new DakotaKTDReader(path);
+		}
+
+		private void Button_Click(object sender, RoutedEventArgs e)
+		{
+			var ikkrankenkasse = input_krankenkasse.Text;
+			var leistungsgruppe = input_leistungsgruppe.Text;
+
+			if (ikkrankenkasse.Length != 10 || leistungsgruppe.Length != 7)
+				return;
+
+			var rtn = Reader.Resolve(ikkrankenkasse, leistungsgruppe.Substring(0, 2), leistungsgruppe.Substring(2, 5));
+
+			out_ikkrankenkasse.Text = rtn.Item3;
+			out_ikkostentrager.Text = rtn.Item2;
+			out_ikdatenannahmestelle.Text = rtn.Item1;
+			out_bezdatenannahmestelle.Text = rtn.Item4;
 		}
 	}
 }