Ellen Siminoff

Who is Ellen Siminoff?

Ellen Siminoff is an entrepreneur and investor. Siminoff was a founding executive and Senior Vice President of Yahoo, where she ran business development, corporate development, and the small business and entertainment business units between 1996 and 2002.

Siminoff is currently Chief Executive Officer of Shmoop, an educational website. She was former Chairman and former CEO of Efficient Frontier. In her 4 years as CEO, Siminoff built Efficient Frontier into the largest buyer of search advertising keywords on Google and one of the 25 most valuable privately held companies in Silicon Valley, at an estimated $275 million valuation, according to Silicon Alley Insider. Efficient Frontier was sold to Adobe for over $400M in 2012.

In 2005, Forbes Magazine named her one of their Masters of Information.

Siminoff has been quoted in the New York Times as an Internet industry commentator.

Siminoff obtained a BA in Economics from Princeton University and an MBA from Stanford University.

Siminoff sits on the board of directors for:

Efficient Frontier

Journal Communications

US Auto Parts

SolarWinds, Inc.

Zynga

and previously in:

Mozilla Corporation