Don Smith has more than 30 years experience in the telecom industry, including more than six years at Mitel Corporation, where he was promoted to Executive Vice President of global sales and marketing. Following his career at Mitel, he became President of AIT Corporation, successfully taking them public in 1993. In 1996 Don founded and was president and CEO of Cambrian Systems Corporation, which was acquired by Nortel Networks in 1998. Don then served as VP and General Manager of OPTera Solutions, a division of Nortel. In 2000, he was promoted to President of Optical Internet at Nortel. Don served as CEO of Mitel Networks Corp., from 2001 to 2011.