T-Mobile USA has appointed Michael Sievert as its chief marketing officer, effective 19 November. Sievert replaces Andrew Sherrard, who has been serving as acting CMO since spring 2012. Sherrard will return to his position as senior vice-president of marketing for T-Mobile’s contract business.
Sievert served as co-founder and CEO of Switchbox Labs, a startup focused on pioneering technologies for Internet TV (and which he sold to Lenovo). He was also executive vice president and chief marketing officer at AT&T Wireless. He previously served as executive vice president, chief global marketing and sales officer, at E*Trade. Sievert has also served on the board of directors at Rogers Wireless, Switch and Data. Most recently, Sievert served as CEO of US-based Discovery Bay Games, a mobile and tablet gaming accessories company.
