This issue of Haute Living San Francisco invites you to meet today’s top tech billionaires, like LinkedIn’s Executive Chairman and co-founder Reid Hoffman and Zynga founder Mark Pincus. Read about 12 of today’s richest (and most influential, for that matter) technology heavyweights, from the founders of Facebook and Twitter to those of YouTube. Along with each one’s age, net worth, and the business behind their big money, find out what they were doing before they hit it big.

Reid Hoffman

Age: 53

Estimated Net Worth: More than $1 billion

The Moneymaker: LinkedIn

Background: From his living room in 2002, Reid Hoffman set out to create a social networking site for the business world. At the end of the first month in operation, LinkedIn had a total of 4,500 members and has only grown since – approximately one million new members join LinkedIn every week. Hoffman graduated from Stanford University in 1990 with a Bachelor of Science Degree in Symbolic Systems and Cognitive Science. He then went on to earn a Master’s Degree in Philosophy from Oxford University in 1993. Four years later he founded SocialNet, an online dating service, a predecessor to the extensive list of current online dating services today. Hoffman held a variety of positions at PayPal, including Executive Vice President.

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