Mr. G. M. Sievert is a President & Chief Executive Officer at T-Mobile USA, Inc., a President & Chief Executive Officer at Sprint Corp., an Independent Director at Shaw Communications, Inc. and a President, Chief Executive Officer & Director at T-Mobile US, Inc. He is on the Board of Directors at Shaw Communications, Inc. and T-Mobile US, Inc. Mr. Sievert was previously employed as a Chief Executive Officer by Discovery Bay Games, Inc., a Chief Commercial Officer by Clearwire Corp., a Chief Executive Officer by Switchbox Labs, Inc., a Vice President-Worldwide Windows Group by Microsoft Corp., a Chief Marketing Officer & Executive Vice President by AT&T Wireless Services, Inc., a Chief Marketing & Sales Officer by E*Trade Group, Inc., a Program Director by International Business Machines Corp., and a Principal by Procter & Gamble Co. He also served on the board at Switch & Data Facilities Co., Inc. and Rogers Wireless Communications, Inc. He received his undergraduate degree from The Wharton School of the University of Pennsylvania.