The Chicago operator behind BetRivers turned a casino-floor pedigree into a $1.1 billion online betting business - and it did it while most of its rivals were still burning cash to buy customers.

Elliott Rapaport is the founder and CEO of Birches Health, a national virtual clinic treating gambling, gaming and other behavioral addictions, covered by insurance and state funding. A lifelong New Yorker with an Amherst BA and a Cambridge MBA, he scaled healthcare marketplaces at Elemy before building Birches into a 50-state operation backed by $20M from AlleyCorp, General Catalyst and Will Ventures. He also serves as Vice President of the IPGGC board.