At Hailo, Martin Sweeney needed to spot fraud before a taxi journey began. The problem became Ravelin, and a career spent deciding how to let the right customers through.

He rose through finance, helped Global Payments grow by acquisition, and became its CEO. Now Cameron Bready is putting a larger company behind a narrower idea: make commerce simpler for the merchant.
He helped businesses collect money around the world. Then Phillip McGriskin returned to insurance with a harder question: why was paying people still taking so long?

At GTCR, Collin Roche has spent three decades backing executives who know their industries. The Worldpay transaction shows what that conviction looks like when the company, the stakes and the deal itself grow larger.