Don Smith has more than 30 years of experience in the communications technology industry, including more than six years at Mitel Corporation from 1979 to 1986 where he was promoted to the position of Executive Vice President in 1981 with global responsibility for sales and marketing. Following his career at Mitel Corporation, he became President of AIT Corporation. He successfully took AIT public in 1993. In 1996 Don founded and was president and CEO of Cambrian Systems Corporation. In December 1998 Cambrian Systems was acquired by Nortel Networks Corporation and from then until 2000, Smith was VP and General Manager of OPTera Solutions, a division of Nortel. In January 2000, Smith was promoted to President of Optical Internet at Nortel. Don served as the Chief Executive Officer of Mitel Networks Corp., from 2001 to 2011.