In March, private equity firm Advent International, purchased a majority interest in Clearent, which made payments software, and merged FieldEdge with Clearent. FieldEdge now operates as an independent subsidiary. Certusi joined Sage in 1996 and was with the company until last year. In her last five years with that company, she was an EVP of the low-end business, which included PayChoice from 2014, and was a member of the global executive team. Her LinkedIn profile says her area of responsibility grew from $140 million to $410 million during her tenure.