diff --git a/README.md b/README.md
index a6a01f86d..9d4df2b10 100644
--- a/README.md
+++ b/README.md
@@ -43,8 +43,8 @@ Mesh Routing.
 
 Nest, along with ARM, Atmel, a subsidiary of Microchip Technology,
 Dialog Semiconductor, Qualcomm Technologies, Inc. (a subsidiary of
-Qualcomm Incorporated and Texas Instruments Incorporated) are
-contributing to the ongoing development of OpenThread.
+Qualcomm Incorporated and Texas Instruments Incorporated), and Microsoft
+Corporation are contributing to the ongoing development of OpenThread.
 
 
 # Getting started #
diff --git a/doc/images/openthread_contrib.png b/doc/images/openthread_contrib.png
index b09205909..40da9a34d 100644
Binary files a/doc/images/openthread_contrib.png and b/doc/images/openthread_contrib.png differ