diff --git a/src/Speckle.Objects/Data/GisObject.cs b/src/Speckle.Objects/Data/GisObject.cs
deleted file mode 100644
index 1915367c..00000000
--- a/src/Speckle.Objects/Data/GisObject.cs
+++ /dev/null
@@ -1,14 +0,0 @@
-using Speckle.Sdk.Models;
-
-namespace Speckle.Objects.Data;
-
-/// <summary>
-/// Represents an Autodesk.Revit.DB.Element object in Revit
-/// </summary>
-[SpeckleType("Objects.Data.GisObject")]
-public class GisObject : Base, IGisObject
-{
-  public required string name { get; set; }
-  public required string type { get; set; }
-  public required IReadOnlyList<Base> displayValue { get; set; }
-}
diff --git a/src/Speckle.Objects/GIS/CRS.cs b/src/Speckle.Objects/GIS/CRS.cs
deleted file mode 100644
index 5d4bdb30..00000000
--- a/src/Speckle.Objects/GIS/CRS.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using Speckle.Sdk.Models;
-
-namespace Speckle.Objects.GIS;
-
-[SpeckleType("Objects.GIS.CRS")]
-public class CRS : Base
-{
-  public required string name { get; set; }
-  public required string? authority_id { get; set; }
-  public required string wkt { get; set; }
-  public string? units_native { get; set; }
-  public float? offset_x { get; set; }
-  public float? offset_y { get; set; }
-  public float? rotation { get; set; }
-}
diff --git a/src/Speckle.Objects/GIS/GisLayer.cs b/src/Speckle.Objects/GIS/GisLayer.cs
deleted file mode 100644
index 9ca22f58..00000000
--- a/src/Speckle.Objects/GIS/GisLayer.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using Speckle.Sdk.Models;
-using Speckle.Sdk.Models.Collections;
-
-namespace Speckle.Objects.GIS;
-
-[SpeckleType("Objects.GIS.GisLayer")]
-public class GisLayer : Collection
-{
-  public required CRS crs { get; set; }
-  public required string units { get; set; }
-  public required string type { get; set; }
-}
diff --git a/src/Speckle.Objects/Geometry/Polygon.cs b/src/Speckle.Objects/Geometry/Polygon.cs
deleted file mode 100644
index 74b6f2ef..00000000
--- a/src/Speckle.Objects/Geometry/Polygon.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using Speckle.Sdk.Models;
-
-namespace Speckle.Objects.Geometry;
-
-[SpeckleType("Objects.Geometry.Polygon")]
-public class Polygon : Base
-{
-  public string units { get; set; }
-  public required ICurve boundary { get; set; }
-  public List<ICurve> innerLoops { get; set; }
-
-  public Polygon()
-  {
-    innerLoops = new List<ICurve>();
-  }
-}