Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/Deltares.Dam.StixFileReader.Tests.csproj
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/Deltares.Dam.StixFileReader.Tests.csproj	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/Deltares.Dam.StixFileReader.Tests.csproj	(revision 4247)
@@ -0,0 +1,25 @@
+<Project Sdk="Microsoft.NET.Sdk">
+    <Import Project="$(SolutionDir)build\Test.targets"/>
+    <ItemGroup>
+        <ProjectReference Include="..\Deltares.Dam.StixFileReader\Deltares.Dam.StixFileReader.csproj"/>
+    </ItemGroup>
+    <ItemGroup>
+        <Reference Include="Deltares.Geotechnics">
+            <HintPath>..\..\..\lib\DSL-Geo\Deltares.Geotechnics.dll</HintPath>
+        </Reference>
+        <Reference Include="DGeoSuite.Common">
+            <HintPath>..\..\..\lib\DamEngine\DGeoSuite.Common.dll</HintPath>
+        </Reference>
+        <Reference Include="DGeoSuite.Components.Persistence">
+            <HintPath>..\..\..\lib\DamEngine\DGeoSuite.Components.Persistence.dll</HintPath>
+        </Reference>
+    </ItemGroup>    
+    <ItemGroup>
+        <None Update="TestFiles\DWP_1.stix">
+            <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+        </None>
+        <None Update="TestFiles\Corrupt.stix">
+            <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+        </None>
+    </ItemGroup>
+</Project>
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReader.cs
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReader.cs	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReader.cs	(revision 4247)
@@ -0,0 +1,64 @@
+// Copyright (C) Stichting Deltares 2023. All rights reserved.
+// 
+// This file is part of the application DAM - UI.
+// 
+// DAM - UI is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System.IO;
+using Components.Persistence.Stability.Version2;
+using Components.Persistence.Stability.Version2.Data;
+using Deltares.Geotechnics.Soils;
+using DGeoSuite.Components.Persistence;
+
+namespace Deltares.Dam.StixFileReader;
+
+/// <summary>
+///     Read data from a stix file.
+/// </summary>
+public class StixFileReader
+{
+    /// <summary>
+    /// Reads the data from a stix file into a <see cref="SoilProfile2D"/>.
+    /// </summary>
+    /// <param name="filePath">The file path to read from.</param>
+    /// <returns>A <see cref="SoilProfile2D" />.</returns>
+    /// <remarks>This only reads the names and the geometry of the soil layers.</remarks>
+    public SoilProfile2D ReadSoilProfile(string filePath)
+    {
+        if (!File.Exists(filePath))
+        {
+            throw new FileNotFoundException($"Could not find file {filePath}.");
+        }
+
+        using Reader<PersistableDataModel> dataModelReader = new PersistenceFactory().CreateArchiveReader(filePath);
+        PersistableDataModel dataModel = dataModelReader.Read();
+        VerifyReadData(dataModel);
+
+        SoilProfile2D soilProfile2D = new SoilProfile2DDataModel().ConvertToSoilProfile2D(dataModel);
+        soilProfile2D.Name = Path.GetFileName(Path.GetFileNameWithoutExtension(filePath));
+        return soilProfile2D;
+    }
+
+    private static void VerifyReadData(PersistableDataModel dataModel)
+    {
+        if (dataModel.Info == null)
+        {
+            throw new StorageReadException($"Could not successfully read {typeof(PersistableDataModel)} from file.");
+        }
+    }
+}
\ No newline at end of file
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/StixFileReaderTest.cs
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/StixFileReaderTest.cs	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/StixFileReaderTest.cs	(revision 4247)
@@ -0,0 +1,55 @@
+// Copyright (C) Stichting Deltares 2023. All rights reserved.
+// 
+// This file is part of the application DAM - UI.
+// 
+// DAM - UI is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System.IO;
+using Deltares.Geotechnics.Soils;
+using DGeoSuite.Components.Persistence;
+using NUnit.Framework;
+
+namespace Deltares.Dam.StixFileReader.Tests;
+
+[TestFixture]
+public class StixFileReaderTest
+{
+    [Test]
+    public void WhenNonExistingFileIsRead_ThenFileNotFoundExceptionIsThrown()
+    {
+        Assert.That(() => new StixFileReader().ReadSoilProfile("nonExistingFile.stix"),
+                    Throws.Exception.TypeOf<FileNotFoundException>().With.Message.Contains("Could not find file nonExistingFile.stix."));
+    }
+
+    [Test]
+    public void WhenEmptyArchiveIsRead_ThenStorageReadExceptionIsThrown()
+    {
+        Assert.That(() => new StixFileReader().ReadSoilProfile(@".\TestFiles\Corrupt.stix"), Throws.Exception.TypeOf<StorageReadException>());
+    }
+    
+    [Test]
+    public void WhenStixFileIsRead_ThenSoilProfile2DIsNotNull()
+    {
+        const string fileName = @".\TestFiles\DWP_1.stix";
+
+        SoilProfile2D soilProfile2D = new StixFileReader().ReadSoilProfile(fileName);
+        
+        Assert.That(soilProfile2D, Is.Not.Null);
+        Assert.That(soilProfile2D.Name, Is.EqualTo("DWP_1"));
+    }
+}
\ No newline at end of file
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/TestFiles/Corrupt.stix
===================================================================
diff -u
Binary files differ
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/SoilProfile2DDataModel.cs
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/SoilProfile2DDataModel.cs	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/SoilProfile2DDataModel.cs	(revision 4247)
@@ -0,0 +1,186 @@
+// Copyright (C) Stichting Deltares 2023. All rights reserved.
+// 
+// This file is part of the application DAM - UI.
+// 
+// DAM - UI is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using Components.Persistence.Stability.Version2.Data;
+using Deltares.Geometry;
+using Deltares.Geotechnics.Soils;
+
+namespace Deltares.Dam.StixFileReader;
+
+public class SoilProfile2DDataModel
+{
+    public SoilProfile2D ConvertToSoilProfile2D(PersistableDataModel dataModel)
+    {
+        string geometryId = dataModel.Scenarios.Last().Stages.Last().GeometryId;
+        PersistableGeometry geometry = dataModel.Geometry.First(g => g.Id == geometryId);
+
+        var soilProfile2D = new SoilProfile2D();
+
+        var xMin = double.MaxValue;
+        var xMax = double.MinValue;
+        var zMin = double.MaxValue;
+        var zMax = double.MinValue;
+        foreach (PersistableLayer layer in geometry.Layers)
+        {
+            CreateCurvesFromLayer(layer, soilProfile2D.Geometry.Curves);
+            CreateSurfacesFromLayer(layer, soilProfile2D.Geometry.Surfaces);
+            foreach (PersistablePoint point in layer.Points)
+            {
+                xMin = Math.Min(xMin, point.X);
+                xMax = Math.Max(xMax, point.X);
+                zMin = Math.Min(zMin, point.Z);
+                zMax = Math.Max(zMax, point.Z);
+                if (!IsPointPresent(point, soilProfile2D.Geometry.Points))
+                {
+                    soilProfile2D.Geometry.Points.Add(new GeometryPoint(point.X, 0, point.Z));
+                }
+            }
+
+            PersistableSoil persistableSoil = FetchSoilProperties(layer.Id, dataModel);
+
+            var soilLayer2D = new SoilLayer2D
+            {
+                Soil = new Soil
+                {
+                    Name = persistableSoil.Name,
+                    Color = FetchSoilColor(persistableSoil, dataModel)
+                }
+            };
+            soilProfile2D.Surfaces.Add(soilLayer2D);
+        }
+
+        soilProfile2D.Geometry.Left = xMin;
+        soilProfile2D.Geometry.Right = xMax;
+        soilProfile2D.Geometry.Bottom = zMin;
+        soilProfile2D.YEnd = zMin;
+        return soilProfile2D;
+    }
+
+    private Color FetchSoilColor(PersistableSoil persistableSoil, PersistableDataModel dataModel)
+    {
+        var color = new Color();
+
+        foreach (PersistableSoilVisualization soilVisualization in dataModel.SoilVisualizations.SoilVisualizations)
+        {
+            if (soilVisualization.SoilId == persistableSoil.Id)
+            {
+                color = soilVisualization.Color;
+            }
+        }
+
+        return color;
+    }
+
+    private PersistableSoil FetchSoilProperties(string layerId, PersistableDataModel dataModel)
+    {
+        var soilId = string.Empty;
+
+        foreach (PersistableSoilLayerCollection soilLayer in dataModel.SoilLayers)
+        {
+            foreach (PersistableSoilLayer s in soilLayer.SoilLayers)
+            {
+                if (s.LayerId == layerId)
+                {
+                    soilId = s.SoilId;
+                }
+            }
+        }
+
+        return soilId == string.Empty ? null : dataModel.Soils.Soils.FirstOrDefault(soil => soil.Id == soilId);
+    }
+
+    private void CreateSurfacesFromLayer(PersistableLayer layer, ICollection<GeometrySurface> geometrySurface)
+    {
+        var surface = new GeometrySurface();
+        for (var i = 0; i < layer.Points.Count(); i++)
+        {
+            surface.OuterLoop.Points.Add(new GeometryPoint(layer.Points.ElementAt(i).X, 0, layer.Points.ElementAt(i).Z));
+            surface.Name = layer.Label;
+        }
+
+        //To Do: Add inner loops
+        geometrySurface.Add(surface);
+    }
+
+    private void CreateCurvesFromLayer(PersistableLayer layer, ICollection<GeometryCurve> geometryCurves)
+    {
+        for (var i = 0; i < layer.Points.Count(); i++)
+        {
+            GeometryCurve curve;
+            if (i == layer.Points.Count() - 1)
+            {
+                curve = CreateCurve(layer.Points.ElementAt(i), layer.Points.ElementAt(0));
+            }
+            else
+            {
+                curve = CreateCurve(layer.Points.ElementAt(i), layer.Points.ElementAt(i + 1));
+            }
+
+            if (!IsCurvePresent(curve, geometryCurves))
+            {
+                geometryCurves.Add(curve);
+            }
+        }
+    }
+
+    private GeometryCurve CreateCurve(PersistablePoint firstPoint, PersistablePoint secondPoint)
+    {
+        return new GeometryCurve
+        {
+            HeadPoint = new GeometryPoint(firstPoint.X, 0, firstPoint.Z),
+            EndPoint = new GeometryPoint(secondPoint.X, 0, secondPoint.Z)
+        };
+    }
+
+    private bool IsCurvePresent(GeometryCurve curve, IEnumerable<GeometryCurve> geometryCurves)
+    {
+        return geometryCurves.Any(geometryCurve =>
+                                      (ArePointsEqual(geometryCurve.HeadPoint, curve.HeadPoint) &&
+                                       ArePointsEqual(geometryCurve.EndPoint, curve.EndPoint)) ||
+                                      (ArePointsEqual(geometryCurve.EndPoint, curve.HeadPoint) &&
+                                       ArePointsEqual(geometryCurve.HeadPoint, curve.EndPoint)));
+    }
+
+    private bool IsPointPresent(PersistablePoint point, IEnumerable<GeometryPoint> geometryPoints)
+    {
+        return geometryPoints.Any(geometryPoint => ArePointsEqual(geometryPoint, point));
+    }
+
+    private bool ArePointsEqual(GeometryPoint firstPoint, GeometryPoint secondPoint)
+    {
+        const double pointTolerance = 1E-6;
+
+        return (Math.Abs(firstPoint.X - secondPoint.X) < pointTolerance) &&
+               (Math.Abs(firstPoint.Z - secondPoint.Z) < pointTolerance);
+    }
+
+    private bool ArePointsEqual(GeometryPoint firstPoint, PersistablePoint secondPoint)
+    {
+        const double pointTolerance = 1E-6;
+
+        return (Math.Abs(firstPoint.X - secondPoint.X) < pointTolerance) &&
+               (Math.Abs(firstPoint.Z - secondPoint.Z) < pointTolerance);
+    }
+}
\ No newline at end of file
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReadException.cs
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReadException.cs	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReadException.cs	(revision 4247)
@@ -0,0 +1,67 @@
+// Copyright (C) Stichting Deltares 2023. All rights reserved.
+// 
+// This file is part of the application DAM - UI.
+// 
+// DAM - UI is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Runtime.Serialization;
+
+namespace Deltares.Dam.Data.StiImporter;
+
+/// <summary>
+/// Exception thrown when reading a stix file went wrong.
+/// </summary>
+[Serializable]
+public class StixFileReadException : Exception
+{
+    /// <summary>
+    /// Initializes a new instance of the <see cref="StixFileReadException"/> class.
+    /// </summary>
+    public StixFileReadException() {}
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="StixFileReadException"/> class 
+    /// with a specified error message.
+    /// </summary>
+    /// <param name="message">The message that describes the error.</param>
+    public StixFileReadException(string message)
+        : base(message) {}
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="StixFileReadException"/> class with a specified error message 
+    /// and a reference to the inner exception that is the cause of this exception.
+    /// </summary>
+    /// <param name="message">The error message that explains the reason for the exception.</param>
+    /// <param name="innerException">The exception that is the cause of the current exception,
+    /// or <c>null</c> if no inner exception is specified.</param>
+    public StixFileReadException(string message, Exception innerException) : base(message, innerException) {}
+
+    /// <summary>
+    /// Initializes a new instance of <see cref="StixFileReadException"/> with
+    /// serialized data.</summary>
+    /// <param name="info">The <see cref="SerializationInfo"/> that holds the serialized
+    /// object data about the exception being thrown.</param>
+    /// <param name="context">The <see cref="StreamingContext"/> that contains contextual
+    /// information about the source or destination.</param>
+    /// <exception cref="ArgumentNullException">The <paramref name="info"/> parameter is
+    /// <c>null</c>.</exception>
+    /// <exception cref="SerializationException">The class name is <c>null</c> or
+    /// <see cref="Exception.HResult" /> is zero (0).</exception>
+    protected StixFileReadException(SerializationInfo info, StreamingContext context) : base(info, context) {}
+}
\ No newline at end of file
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamProject.cs
===================================================================
diff -u -r4236 -r4247
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamProject.cs	(.../DamProject.cs)	(revision 4236)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamProject.cs	(.../DamProject.cs)	(revision 4247)
@@ -290,7 +290,6 @@
         ProjectFileName = fileName;
         DataEventPublisher.InvokeWithoutPublishingEvents(() =>
         {
-            string damProjectFolder = Path.GetDirectoryName(fileName);
             var xmlSerializer = new XmlDeserializer();
             object project = xmlSerializer.XmlDeserialize(fileName, typeof(DamProjectData), new DefaultClassFactory());
 
Index: DamClients/DamUI/trunk/src/Dam.sln
===================================================================
diff -u -r4074 -r4247
--- DamClients/DamUI/trunk/src/Dam.sln	(.../Dam.sln)	(revision 4074)
+++ DamClients/DamUI/trunk/src/Dam.sln	(.../Dam.sln)	(revision 4247)
@@ -42,6 +42,10 @@
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Deltares.Dam.TestHelper", "Dam\Deltares.Dam.TestHelper\Deltares.Dam.TestHelper.csproj", "{4250BDBE-1131-4C42-89FC-6BE73972313C}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Deltares.Dam.StixFileReader", "DamClientsLibrary\Deltares.Dam.StixFileReader\Deltares.Dam.StixFileReader.csproj", "{BDCF58D4-BB13-4A61-BFE8-5FF6768154C6}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Deltares.Dam.StixFileReader.Tests", "DamClientsLibrary\Deltares.Dam.StixFileReader.Tests\Deltares.Dam.StixFileReader.Tests.csproj", "{3751DDD3-7BBC-4918-BC12-BB4082F6C6D8}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x86 = Debug|x86
@@ -98,6 +102,14 @@
 		{4250BDBE-1131-4C42-89FC-6BE73972313C}.Debug|x86.Build.0 = Debug|x86
 		{4250BDBE-1131-4C42-89FC-6BE73972313C}.Release|x86.ActiveCfg = Release|x86
 		{4250BDBE-1131-4C42-89FC-6BE73972313C}.Release|x86.Build.0 = Release|x86
+		{BDCF58D4-BB13-4A61-BFE8-5FF6768154C6}.Debug|x86.ActiveCfg = Debug|x86
+		{BDCF58D4-BB13-4A61-BFE8-5FF6768154C6}.Debug|x86.Build.0 = Debug|x86
+		{BDCF58D4-BB13-4A61-BFE8-5FF6768154C6}.Release|x86.ActiveCfg = Release|x86
+		{BDCF58D4-BB13-4A61-BFE8-5FF6768154C6}.Release|x86.Build.0 = Release|x86
+		{3751DDD3-7BBC-4918-BC12-BB4082F6C6D8}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{3751DDD3-7BBC-4918-BC12-BB4082F6C6D8}.Debug|x86.Build.0 = Debug|Any CPU
+		{3751DDD3-7BBC-4918-BC12-BB4082F6C6D8}.Release|x86.ActiveCfg = Release|Any CPU
+		{3751DDD3-7BBC-4918-BC12-BB4082F6C6D8}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/TestFiles/DWP_1.stix
===================================================================
diff -u
Binary files differ
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/Deltares.Dam.StixFileReader.csproj
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/Deltares.Dam.StixFileReader.csproj	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/Deltares.Dam.StixFileReader.csproj	(revision 4247)
@@ -0,0 +1,30 @@
+<Project Sdk="Microsoft.NET.Sdk">
+    <Import Project="$(ProjectDir)..\build\Source.targets"/>
+    <ItemGroup>
+        <AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleTo">
+            <_Parameter1>Deltares.Dam.StixFileReader.Tests</_Parameter1>
+        </AssemblyAttribute>
+    </ItemGroup>
+    <ItemGroup>
+        <Reference Include="Components.Persistence.Stability.Version2">
+          <HintPath>..\..\..\lib\DamEngine\Components.Persistence.Stability.Version2.dll</HintPath>
+        </Reference>
+        <Reference Include="Deltares.Geometry">
+          <HintPath>..\..\..\lib\DSL-Geo\Deltares.Geometry.dll</HintPath>
+        </Reference>
+        <Reference Include="Deltares.Geotechnics">
+          <HintPath>..\..\..\lib\DSL-Geo\Deltares.Geotechnics.dll</HintPath>
+        </Reference>
+        <Reference Include="Deltares.Standard">
+            <HintPath>..\..\..\lib\DSL-Core\Deltares.Standard.dll</HintPath>
+        </Reference>
+        <Reference Include="DGeoSuite.Components.Persistence">
+          <HintPath>..\..\..\lib\DamEngine\DGeoSuite.Components.Persistence.dll</HintPath>
+        </Reference>
+    </ItemGroup>
+    <ItemGroup>
+        <PackageReference Include="GeoAPI" Version="1.7.4"/>
+        <PackageReference Include="NetTopologySuite" Version="1.14.0"/>
+        <PackageReference Include="NetTopologySuite.IO" Version="1.14.0.1"/>
+    </ItemGroup>
+</Project>
\ No newline at end of file
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReaderHelper.cs
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReaderHelper.cs	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader/StixFileReaderHelper.cs	(revision 4247)
@@ -0,0 +1,47 @@
+// Copyright (C) Stichting Deltares 2023. All rights reserved.
+// 
+// This file is part of the application DAM - UI.
+// 
+// DAM - UI is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.IO;
+
+namespace Deltares.Dam.StixFileReader;
+
+/// <summary>
+/// Helper class for <see cref="StixFileReader"/>.
+/// </summary>
+public abstract class StixFileReaderHelper
+{
+    private const string stixFileExtension = ".stix";
+
+    /// <summary>
+    /// Returns the file name including the stix file extension/>.
+    /// </summary>
+    /// <param name="fileName">The file name.</param>
+    public static string FetchFileNameWithStixExtension(string fileName)
+    {
+        return HasStixFileExtension(fileName) ? fileName : fileName + stixFileExtension;
+    }
+
+    internal static bool HasStixFileExtension(string fileName)
+    {
+        return string.Equals(Path.GetExtension(fileName), stixFileExtension, StringComparison.CurrentCultureIgnoreCase);
+    }
+}
\ No newline at end of file
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/Deltares.Dam.Data.csproj
===================================================================
diff -u -r4216 -r4247
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/Deltares.Dam.Data.csproj	(.../Deltares.Dam.Data.csproj)	(revision 4216)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/Deltares.Dam.Data.csproj	(.../Deltares.Dam.Data.csproj)	(revision 4247)
@@ -112,6 +112,7 @@
     </ItemGroup>
     <ItemGroup>
         <ProjectReference Include="..\Deltares.Maps\Deltares.Maps.csproj"/>
+        <ProjectReference Include="..\Deltares.Dam.StixFileReader\Deltares.Dam.StixFileReader.csproj" />
     </ItemGroup>
     <ItemGroup>
         <PackageReference Include="GeoAPI" Version="1.7.4"/>
Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/StixFileReaderHelperTest.cs
===================================================================
diff -u
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/StixFileReaderHelperTest.cs	(revision 0)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.StixFileReader.Tests/StixFileReaderHelperTest.cs	(revision 4247)
@@ -0,0 +1,47 @@
+// Copyright (C) Stichting Deltares 2023. All rights reserved.
+// 
+// This file is part of the application DAM - UI.
+// 
+// DAM - UI is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+// 
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using NUnit.Framework;
+
+namespace Deltares.Dam.StixFileReader.Tests
+{
+    [TestFixture]
+    public class StixFileReaderHelperTest
+    {
+        [Test]
+        [TestCase("profileName.stix")]
+        [TestCase("profileName")]
+        public void FetchSoilProfileFileNameWithStixExtensionTest(string profileName)
+        {
+            Assert.That(StixFileReaderHelper.FetchFileNameWithStixExtension(profileName), Is.EqualTo("profileName.stix"));
+        }
+        
+        [Test]
+        [TestCase("profileName.stix", true)]
+        [TestCase("profileName.sti", false)]
+        [TestCase("../src/DamClientsLibrary/profileName.STIX", true)]
+        [TestCase("profileName", false)]
+        public void HasStixFileExtensionTest(string profileName, bool expectedResult)
+        {
+            Assert.That(StixFileReaderHelper.HasStixFileExtension(profileName), Is.EqualTo(expectedResult));
+        }
+    }
+}
\ No newline at end of file