Vice chairman, UBS
Age: 37
Rank change: New
Industry: Finance
Bourkoff made the rare jump from analyst to investment banker in 2006 and has since led deals like Comcast's $37.5 billion buy of NBC Universal and the $21 billion Charter Communications workout. His division is leading the bank out of its post-crisis doldrums.
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Last updated October 14 2010: 1:25 PM ET