2. Marc Lowell Andreessen

Andreessen is an American entrepreneur, investor, and software engineer. Andreessen was a seed investor in Twitter and LinkedIn and a later-stage investor in Skype, Groupon and Zynga.

Andreessen is always recognized as an innovator and creator, he is one of the few people who has pioneered a software category i.e. web browsers used by more than a billion people and established several billion-dollar companies.

He is best known as coauthor of Mosaic, the first widely used Web browser. He is cofounder of Netscape Communications Corporation and Silicon Valley venture capital firm Andreessen Horowitz.

3. Peter Fenton

Fenton is an American venture capitalist based in Silicon Valley. He is a general partner at Benchmark, a venture capital firm. Fenton has emerged as one of the fastest growing and productive venture investors, it can be seen that Fenton has emerged from the 94^th position in the Forbes Midas List of the 100 top technology investors, to 3rd position in 2014.

Fenton invested in the early days of Twitter and today he is the number two individual shareholder in Twitter with 6.7 percent of the company shares.

He serves on the boards of Yelp, Zendesk and New Relic.  Fenton was the lead partner behind SpringSource's $420 million sale to VMware and FriendFeed's sale to Facebook.

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