Mr. Mark Wachen is the Founder and serves as Managing Director at Upstage Ventures. He also serves as Managing Director at DreamIt Ventures. He also serves as Board Member at Veritonic. He was the Co-Founder & Chief Executive Officer at Optimost. He is also the founder of Optimost, the company that pioneered multivariate testing and optimization on the Internet, and he served as CEO for the company up until its acquisition by Interwoven in November 2007 for $52 million. Hee also served as an Advisor at Acorn. Before his entrepreneurial successes, he worked for seven years at Sony overseeing a variety of Internet initiatives. He was the CEO of Indimi, a company majority-owned by Sony. While there, he spearheaded the acquisitions of InfoBeat, AdTools, and DailyRating. He was Vice President of Online Ventures for Sony Music, where he directed online initiatives, including Sony Music's investments in Spinner (acquired by AOL for $300 million), and the launch of the Sony Music Online Website in 1994. Mr. Mark has an MBA from Harvard Business School and graduated summa cum laude from Dartmouth College.