Serent Capital backed-Actionstep, a global cloud practice management platform for midsize law firms, completed the acquisition of Soluno, a legal accounting software company, from AffiniPay, a full-service merchant account and online payment gateway provider. Financial terms were not disclosed. "This is an important milestone for Actionstep in the US and Canada. As Actionstep continues to innovate and refine our technology for the legal midmarket, the addition of Soluno brings advanced legal accounting capabilities to our already comprehensive practice management offering." Early Stephens, Global Actionstep CEO.