Mark Wachen is the CEO of Cardsnacks. He is also Managing Partner and Founder of Upstage Ventures, a firm that advises and invests in consumer internet and interactive marketing companies.

Previously, Mark was the founder of the Dreamit NYC accelerator program, which he ran from 2011-2013. Prior to Dreamit, he was the CEO/Founder of Optimost, the company that pioneered multivariate testing and optimization on the Internet. He served as CEO for the company until its acquisition by Interwoven in November 2007 for $52 million. Earlier in his career, he worked at Sony, overseeing a variety of Internet initiatives.

Mark graduated summa cum laude from Dartmouth College and has an MBA from Harvard Business School.