Knowledge Center ➜ People

Jack Herrick

Founder of Luminescent


Jack Herrick is founder and currently CEO of wikiHow, which is like Wikipedia for how-to. Jack started and self financed wikiHow from inception to it’s current position as one of the most popular sites on the web receiving over 25 million unique visitors per month.
Prior to wikiHow, Jack was co-CEO of eHow which was acquired by Demand Media in 2006.

In 2002 Jack co-founded Luminescent Technologies with Dan Abrams, Eli Yablonovitch, and Stan Osher. Luminescent was a computational semiconductor lithography company that has raised over $25 MM in venture capital.

From 1999-2001 Jack was CEO and co-founder at BigTray, a Sequoia funded e-commerce company. BigTray was sold in 2001 and remains the largest online vendor of restaurant equipment and supplies.