Bill Day

CEO at Tremor Video

Bill Day is CEO of Tremor Video and an Internet pioneer with a proven track record of identifying emerging technologies to serve the needs of consumers, the media community and investors.

In 1996, Bill co-founded About.com. He served as the company’s president and COO during its 1998 IPO, and then as CEO from 2001 to 2003, after the company was sold to Primedia. While there, he helped to invent, introduce and popularize such Internet staples as blogging, content SEO and contextual pay-per-click advertising.

He was CEO of behavioral targeting firm MeMedia from 2004 to 2006. In 2007, he was named the chief media officer of Marchex, a company specializing in local search and providing a local-merchant ad platform.

Earlier in his career, he held a variety of senior leadership roles at Prodigy, where he was responsible for the company’s Internet initiatives, including its web browser, community & chat services and ISP offerings.