Mike Sievert

G.
Michael Sievert was the founder of Switchbox Labs, Inc., founded in 2008, where the title held was Chief Executive Officer from 2008 to 2009.
Current jobs include Chief Executive Officer at Assurance Wireless USA LP; Vice Chairman at T-Mobile USA, Inc. since 2012; Vice Chairman at T-Mobile US, Inc. starting in 2025; Independent Director at Starbucks Corp.
starting in 2024; Independent Director at Alaska Air Group, Inc. starting in 2026; Director at Alaska Airlines, Inc. starting in 2026; and Director at Horizon Air Industries, Inc. starting in 2026.
Former jobs include Chief Executive Officer at Discovery Bay Games, Inc. in 2012; President & Chief Executive Officer at Sprint Corp.; Program Director at International Business Machines Corp.; Independent Director at Shaw Communications, Inc. from 2018 to 2023; Director at Rogers Wireless Communications, Inc.; Director at Switch & Data Facilities Co., Inc. from 2008 to 2010; President & Director at T-Mobile USA Foundation; Vice President-Worldwide Windows Group at Microsoft Corp.
from 2005 to 2008; Principal at Procter & Gamble Co.; Chief Marketing & Sales Officer at E*TRADE Financial Corp.
from 1998 to 2001; Chief Commercial Officer at Clearwire Corp.
from 2009 to 2011; Chief Marketing Officer & Executive Vice President at New Cingular Wireless Services, Inc. from 2002 to 2005; President at Sprint.
Education includes an undergraduate degree from The Wharton School of the University of Pennsylvania, conferred in 1991.