Martin has served in several media oriented executive positions over the past 25 years - including as Senior Vice President for Business to Business Publishing at Macmillan Incorporated, President of the Simon and Schuster International and professional Group and CEO of Primedia Business to Business Magazine and Training Group. He has also worked as a Managing Director within the Investment Banking arm of Veronis, Suhler and Stevenson and served as a Principal in its private equity group. Martin currently is managing Riverstone Partners which is involved in media consulting, brokerage and principal investing. He serves on six corporate boards all within media and education.