3. Yuri Milner

#Ranked 38 in Silicon Valley’s best 100

Cofounder and CEO, Digital Sky Technologies

Just as Yuri Milner's early, big bets were ready to pay out this year, he zigged to a new strategy, funding early stage companies through a fund with Ron Conway for Y Combinator startups.

2. Ben Horowitz, Marc Andreessen, Jeff Jordan

#Ranked 32 in Silicon Valley’s best 100

Partners, Andreeseen-Horowitz

Andreeseen Horowitz made big and small bets across a number of tech sectors. They also raised a $1.5 billion fund recently.

1. Michael Arrington and MG Siegler

#Ranked 19 in Silicon Valley’s best 100

Cofounders, CrunchFund

Former TechCrunch reporters MG Siegler and Mike Arrington started a venture capital fund, CrunchFund. It already has some high-profile investments, like in social networking app, Path.