diff --git a/encompass-cs/WorldBuilder.cs b/encompass-cs/WorldBuilder.cs
index f1331fc..da38ed6 100644
--- a/encompass-cs/WorldBuilder.cs
+++ b/encompass-cs/WorldBuilder.cs
@@ -97,9 +97,8 @@ namespace Encompass
             return engine;
         }
 
-        public TRenderer AddEntityRenderer<TRenderer>() where TRenderer : Renderer, new()
+        public TRenderer AddEntityRenderer<TRenderer>(TRenderer renderer) where TRenderer : Renderer
         {
-            var renderer = new TRenderer();
             renderer.AssignEntityManager(entityManager);
             renderer.AssignComponentManager(componentManager);
 
@@ -112,9 +111,8 @@ namespace Encompass
             return renderer;
         }
 
-        public TRenderer AddGeneralRenderer<TRenderer>(int layer) where TRenderer : GeneralRenderer, new()
+        public TRenderer AddGeneralRenderer<TRenderer>(TRenderer renderer, int layer) where TRenderer : GeneralRenderer
         {
-            var renderer = new TRenderer();
             renderer.AssignEntityManager(entityManager);
             renderer.AssignComponentManager(componentManager);
 
diff --git a/encompass-cs/exceptions/ComponentTypeMismatchException.cs b/encompass-cs/exceptions/ComponentTypeMismatchException.cs
index d28e7c4..17caf96 100644
--- a/encompass-cs/exceptions/ComponentTypeMismatchException.cs
+++ b/encompass-cs/exceptions/ComponentTypeMismatchException.cs
@@ -1,6 +1,6 @@
 using System;
 
-namespace Encompass
+namespace Encompass.Exceptions
 {
     public class ComponentTypeMismatchException : Exception
     {
diff --git a/test/EntityRendererTest.cs b/test/EntityRendererTest.cs
index ceaf243..009528f 100644
--- a/test/EntityRendererTest.cs
+++ b/test/EntityRendererTest.cs
@@ -25,7 +25,7 @@ namespace Tests
         public void CheckAndTrackEntities()
         {
             var worldBuilder = new WorldBuilder();
-            var renderer = worldBuilder.AddEntityRenderer<TestRenderer>();
+            var renderer = worldBuilder.AddEntityRenderer(new TestRenderer());
 
             AComponent aComponent;
             BComponent bComponent;
@@ -68,7 +68,7 @@ namespace Tests
         public void InactiveDrawComponent()
         {
             var worldBuilder = new WorldBuilder();
-            var renderer = worldBuilder.AddEntityRenderer<TestRenderer>();
+            var renderer = worldBuilder.AddEntityRenderer(new TestRenderer());
 
             AComponent aComponent;
             BComponent bComponent;
@@ -110,7 +110,7 @@ namespace Tests
         public void RenderMethodCalledOnWorldDraw()
         {
             var worldBuilder = new WorldBuilder();
-            var renderer = worldBuilder.AddEntityRenderer<CalledRenderer>();
+            var renderer = worldBuilder.AddEntityRenderer(new CalledRenderer());
 
             AComponent aComponent;
             CComponent cComponent;
diff --git a/test/GeneralRendererTest.cs b/test/GeneralRendererTest.cs
index 3ada80c..3319043 100644
--- a/test/GeneralRendererTest.cs
+++ b/test/GeneralRendererTest.cs
@@ -27,7 +27,7 @@ namespace Tests
             public void SingletonComponent()
             {
                 var worldBuilder = new WorldBuilder();
-                worldBuilder.AddGeneralRenderer<TestRenderer>(1);
+                worldBuilder.AddGeneralRenderer(new TestRenderer(), 1);
 
                 AComponent aComponent;
 
@@ -46,7 +46,7 @@ namespace Tests
             public void MultipleComponents()
             {
                 var worldBuilder = new WorldBuilder();
-                worldBuilder.AddGeneralRenderer<TestRenderer>(1);
+                worldBuilder.AddGeneralRenderer(new TestRenderer(), 1);
 
                 AComponent aComponent;
                 AComponent aComponentTwo;
diff --git a/test/WorldTest.cs b/test/WorldTest.cs
index f403608..675a75e 100644
--- a/test/WorldTest.cs
+++ b/test/WorldTest.cs
@@ -37,8 +37,8 @@ namespace Tests
         public void DrawOrder()
         {
             var worldBuilder = new WorldBuilder();
-            worldBuilder.AddEntityRenderer<TestEntityRenderer>();
-            var testGeneralRenderer = worldBuilder.AddGeneralRenderer<TestGeneralRenderer>(7);
+            worldBuilder.AddEntityRenderer(new TestEntityRenderer());
+            var testGeneralRenderer = worldBuilder.AddGeneralRenderer(new TestGeneralRenderer(), 7);
 
             TestComponent testComponent;
             TestDrawComponent testDrawComponent = default(TestDrawComponent);