Forbes' richest billionaires of 2016

Published On: Mar 08 2012 09:56:15 AM CST   Updated On: Mar 03 2016 11:10:59 AM CST

A familiar face once again tops Forbes' newly released list of the world's richest billionaires. Take a look at the top 20.

David Koch
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10. David Koch (tie) -- The billionaire is co-owner (with older brother Charles) and an executive vice president of Koch Industries, a conglomerate that is the second-largest privately held company in the U.S. He's worth an estimated $39.6 billion.

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