9. Matt Cohler

Peter Theil, the initial investor in Facebook brought in Cohler and was the first external hire. Cohler helped drive Facebook's strategy, organizational growth and product direction during its growth period of 2005.He served Facebook as VP Product Management

Stint with Facebook: February 2005 - October 2008

What is he doing now? General Partner at Benchmark Capital

10. Kevin Colleran

Colleran is termed as the longest serving employee, next to Zuckerberg and also the first advertising sales person. Colleran headed the Global Partnerships for Facebook.

Stint with Facebook: April 2005 to 2011

What is he doing now? Advisory Board at Buddy Media, Causes on Facebook and Advisory Board & Angel Investor at BASIS Science