Jeffrey Knupp, director of investment banking at Tudor, Pickering, Holt & Co., is today's Thirty Under 40 honoree. Jeffrey spearheads TPH's investment banking practice in Denver, where he has managed deal teams on execution of 14 transactions, with total value of $19 billion-plus.

See Jeffrey's complete profile, including an audio interview.

Take a look at all of the Thirty Under 40 honorees.