T-Mobile taps ex-Microsoft exec as marketing chief to build ‘America’s un-carrier’ Michael Sievert, a former marketing executive at AT&T, Clearwire and Microsoft, has been named chief marketing officer at T-Mobile USA.… Read More
Tech Moves: Ex-Microsoft VP Michael Sievert named CEO of Discovery Bay Games Michael Sievert has worked in executive roles at a number of well known Seattle area technology companies over the years,… Read More
