Mary joined the Board in December 2016. Her career has spanned executive leadership roles at some of the world's most successful international firms, including AT&T, Alcatel Lucent, Dell Inc. and General Motors Corporation (GM). At Dell, between 2009 and 2012, Ms. Chan led the company's Enterprise Mobility Solutions and Services business in the USA. Prior to this, at Alcatel-Lucent, Ms. Chan served as Executive Vice President of the company's US 4G LTE Wireless Networks business. Most recently at GM, Ms. Chan served between 2012 and 2015 as President, Global Connected Consumers & OnStar Service USA. She holds both Bachelor and Master of Science degrees in Electrical Engineering from Columbia University. Ms Chan currently serves as an Independent Director on the Board of the SBA Communications Corporation. In addition, Ms Chan is also currently the Managing Partner at VectoIQ. Previously, she has served on the Boards of the Mobile Marketing Association and CTIA – The Wireless Association.