diff --git a/src/OpenTelemetry.Exporter.ApplicationInsights/OpenTelemetry.Exporter.ApplicationInsights.csproj b/src/OpenTelemetry.Exporter.ApplicationInsights/OpenTelemetry.Exporter.ApplicationInsights.csproj
index 7f2e40a6250..f56d57ee129 100644
--- a/src/OpenTelemetry.Exporter.ApplicationInsights/OpenTelemetry.Exporter.ApplicationInsights.csproj
+++ b/src/OpenTelemetry.Exporter.ApplicationInsights/OpenTelemetry.Exporter.ApplicationInsights.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\OpenTelemetry.Abstractions\OpenTelemetry.Abstractions.csproj" />
+    <ProjectReference Include="..\OpenTelemetry\OpenTelemetry.csproj" />
     <PackageReference Include="Microsoft.ApplicationInsights" Version="2.8.0-beta1" />
   </ItemGroup>
 </Project>
diff --git a/src/OpenTelemetry.Exporter.Prometheus/OpenTelemetry.Exporter.Prometheus.csproj b/src/OpenTelemetry.Exporter.Prometheus/OpenTelemetry.Exporter.Prometheus.csproj
index 6a2006be075..5a86702073c 100644
--- a/src/OpenTelemetry.Exporter.Prometheus/OpenTelemetry.Exporter.Prometheus.csproj
+++ b/src/OpenTelemetry.Exporter.Prometheus/OpenTelemetry.Exporter.Prometheus.csproj
@@ -7,6 +7,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\OpenTelemetry.Abstractions\OpenTelemetry.Abstractions.csproj" />
+    <ProjectReference Include="..\OpenTelemetry\OpenTelemetry.csproj" />
   </ItemGroup>
 </Project>
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/MetricsConversions.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/MetricsConversions.cs
index 73d5fccf460..5376b3f9ad7 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/MetricsConversions.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/MetricsConversions.cs
@@ -89,12 +89,12 @@ public static LabelDescriptor ToLabelDescriptor(this TagKey tagKey)
             return labelDescriptor;
         }
 
-        public static Distribution CreateDistribution(
+        public static Google.Api.Distribution CreateDistribution(
             IDistributionData distributionData,
             IBucketBoundaries bucketBoundaries)
         {
             var bucketOptions = bucketBoundaries.ToBucketOptions();
-            var distribution = new Distribution
+            var distribution = new Google.Api.Distribution
             {
                 BucketOptions = bucketOptions,
                 BucketCounts = { CreateBucketCounts(distributionData.BucketCounts) },
@@ -333,4 +333,4 @@ internal static string GetStackdriverLabelKey(string label)
             return label.Replace('/', '_');
         }
     }
-}
\ No newline at end of file
+}
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverTraceExporter.cs b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverTraceExporter.cs
index 94c598b6b93..da6e0f85057 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverTraceExporter.cs
+++ b/src/OpenTelemetry.Exporter.Stackdriver/Implementation/StackdriverTraceExporter.cs
@@ -37,12 +37,12 @@ static class SpanExtensions
         /// <param name="spanData">Span in OpenTelemetry format</param>
         /// <param name="projectId">Google Cloud Platform Project Id</param>
         /// <returns></returns>
-        public static Span ToSpan(this SpanData spanData, string projectId)
+        public static Google.Cloud.Trace.V2.Span ToSpan(this SpanData spanData, string projectId)
         {
             var spanId = spanData.Context.SpanId.ToLowerBase16();
 
             // Base span settings
-            var span = new Span
+            var span = new Google.Cloud.Trace.V2.Span
             {
                 SpanName = new SpanName(projectId, spanData.Context.TraceId.ToLowerBase16(), spanId),
                 SpanId = spanId,
@@ -63,7 +63,7 @@ public static Span ToSpan(this SpanData spanData, string projectId)
             // Span Links
             if (spanData.Links != null)
             {
-                span.Links = new Span.Types.Links
+                span.Links = new Google.Cloud.Trace.V2.Span.Types.Links
                 {
                     DroppedLinksCount = spanData.Links.DroppedLinksCount,
                     Link = { spanData.Links.Links.Select(l => l.ToLink()) }
@@ -73,7 +73,7 @@ public static Span ToSpan(this SpanData spanData, string projectId)
             // Span Attributes
             if (spanData.Attributes != null)
             {
-                span.Attributes = new Span.Types.Attributes
+                span.Attributes = new Google.Cloud.Trace.V2.Span.Types.Attributes
                 {
                     DroppedAttributesCount = spanData.Attributes != null ? spanData.Attributes.DroppedAttributesCount : 0,
 
@@ -86,15 +86,15 @@ public static Span ToSpan(this SpanData spanData, string projectId)
             return span;
         }
 
-        public static Span.Types.Link ToLink(this ILink link)
+        public static Google.Cloud.Trace.V2.Span.Types.Link ToLink(this ILink link)
         {
-            var ret = new Span.Types.Link();
+            var ret = new Google.Cloud.Trace.V2.Span.Types.Link();
             ret.SpanId = link.Context.SpanId.ToLowerBase16();
             ret.TraceId = link.Context.TraceId.ToLowerBase16();
 
             if (link.Attributes != null)
             {
-                ret.Attributes = new Span.Types.Attributes
+                ret.Attributes = new Google.Cloud.Trace.V2.Span.Types.Attributes
                 {
 
                     DroppedAttributesCount = OpenTelemetry.Trace.Config.TraceParams.Default.MaxNumberOfAttributes - link.Attributes.Count,
diff --git a/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj b/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj
index 6991961c1a0..eb58484c84d 100644
--- a/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj
+++ b/src/OpenTelemetry.Exporter.Stackdriver/OpenTelemetry.Exporter.Stackdriver.csproj
@@ -17,6 +17,6 @@
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\OpenTelemetry.Abstractions\OpenTelemetry.Abstractions.csproj" />
+    <ProjectReference Include="..\OpenTelemetry\OpenTelemetry.csproj" />
   </ItemGroup>
 </Project>
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ICount.cs b/src/OpenTelemetry/Stats/Aggregations/ICount.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ICount.cs
rename to src/OpenTelemetry/Stats/Aggregations/ICount.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ICountData.cs b/src/OpenTelemetry/Stats/Aggregations/ICountData.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ICountData.cs
rename to src/OpenTelemetry/Stats/Aggregations/ICountData.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/IDistribution.cs b/src/OpenTelemetry/Stats/Aggregations/IDistribution.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/IDistribution.cs
rename to src/OpenTelemetry/Stats/Aggregations/IDistribution.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/IDistributionData.cs b/src/OpenTelemetry/Stats/Aggregations/IDistributionData.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/IDistributionData.cs
rename to src/OpenTelemetry/Stats/Aggregations/IDistributionData.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ILastValue.cs b/src/OpenTelemetry/Stats/Aggregations/ILastValue.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ILastValue.cs
rename to src/OpenTelemetry/Stats/Aggregations/ILastValue.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ILastValueDataDouble.cs b/src/OpenTelemetry/Stats/Aggregations/ILastValueDataDouble.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ILastValueDataDouble.cs
rename to src/OpenTelemetry/Stats/Aggregations/ILastValueDataDouble.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ILastValueDataLong.cs b/src/OpenTelemetry/Stats/Aggregations/ILastValueDataLong.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ILastValueDataLong.cs
rename to src/OpenTelemetry/Stats/Aggregations/ILastValueDataLong.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/IMean.cs b/src/OpenTelemetry/Stats/Aggregations/IMean.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/IMean.cs
rename to src/OpenTelemetry/Stats/Aggregations/IMean.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/IMeanData.cs b/src/OpenTelemetry/Stats/Aggregations/IMeanData.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/IMeanData.cs
rename to src/OpenTelemetry/Stats/Aggregations/IMeanData.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ISum.cs b/src/OpenTelemetry/Stats/Aggregations/ISum.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ISum.cs
rename to src/OpenTelemetry/Stats/Aggregations/ISum.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ISumDataDouble.cs b/src/OpenTelemetry/Stats/Aggregations/ISumDataDouble.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ISumDataDouble.cs
rename to src/OpenTelemetry/Stats/Aggregations/ISumDataDouble.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Aggregations/ISumDataLong.cs b/src/OpenTelemetry/Stats/Aggregations/ISumDataLong.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Aggregations/ISumDataLong.cs
rename to src/OpenTelemetry/Stats/Aggregations/ISumDataLong.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IAggregation.cs b/src/OpenTelemetry/Stats/IAggregation.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IAggregation.cs
rename to src/OpenTelemetry/Stats/IAggregation.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IAggregationData.cs b/src/OpenTelemetry/Stats/IAggregationData.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IAggregationData.cs
rename to src/OpenTelemetry/Stats/IAggregationData.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IBucketBoundaries.cs b/src/OpenTelemetry/Stats/IBucketBoundaries.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IBucketBoundaries.cs
rename to src/OpenTelemetry/Stats/IBucketBoundaries.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IMeasure.cs b/src/OpenTelemetry/Stats/IMeasure.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IMeasure.cs
rename to src/OpenTelemetry/Stats/IMeasure.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IMeasureMap.cs b/src/OpenTelemetry/Stats/IMeasureMap.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IMeasureMap.cs
rename to src/OpenTelemetry/Stats/IMeasureMap.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IMeasurement.cs b/src/OpenTelemetry/Stats/IMeasurement.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IMeasurement.cs
rename to src/OpenTelemetry/Stats/IMeasurement.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IStatsComponent.cs b/src/OpenTelemetry/Stats/IStatsComponent.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IStatsComponent.cs
rename to src/OpenTelemetry/Stats/IStatsComponent.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IStatsRecorder.cs b/src/OpenTelemetry/Stats/IStatsRecorder.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IStatsRecorder.cs
rename to src/OpenTelemetry/Stats/IStatsRecorder.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IView.cs b/src/OpenTelemetry/Stats/IView.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IView.cs
rename to src/OpenTelemetry/Stats/IView.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IViewData.cs b/src/OpenTelemetry/Stats/IViewData.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IViewData.cs
rename to src/OpenTelemetry/Stats/IViewData.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IViewManager.cs b/src/OpenTelemetry/Stats/IViewManager.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IViewManager.cs
rename to src/OpenTelemetry/Stats/IViewManager.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/IViewName.cs b/src/OpenTelemetry/Stats/IViewName.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/IViewName.cs
rename to src/OpenTelemetry/Stats/IViewName.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Measurements/IMeasurementDouble.cs b/src/OpenTelemetry/Stats/Measurements/IMeasurementDouble.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Measurements/IMeasurementDouble.cs
rename to src/OpenTelemetry/Stats/Measurements/IMeasurementDouble.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Measurements/IMeasurementLong.cs b/src/OpenTelemetry/Stats/Measurements/IMeasurementLong.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Measurements/IMeasurementLong.cs
rename to src/OpenTelemetry/Stats/Measurements/IMeasurementLong.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Measures/IMeasureDouble.cs b/src/OpenTelemetry/Stats/Measures/IMeasureDouble.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Measures/IMeasureDouble.cs
rename to src/OpenTelemetry/Stats/Measures/IMeasureDouble.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/Measures/IMeasureLong.cs b/src/OpenTelemetry/Stats/Measures/IMeasureLong.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/Measures/IMeasureLong.cs
rename to src/OpenTelemetry/Stats/Measures/IMeasureLong.cs
diff --git a/src/OpenTelemetry.Abstractions/Stats/StatsCollectionState.cs b/src/OpenTelemetry/Stats/StatsCollectionState.cs
similarity index 100%
rename from src/OpenTelemetry.Abstractions/Stats/StatsCollectionState.cs
rename to src/OpenTelemetry/Stats/StatsCollectionState.cs