REPAY, a provider of vertically-integrated payment solutions, completed the acquisition of BillingTree, a provider of omni-channel, integrated payments solutions, from Parthenon Capital, a private equity firm, for $503m. "We are thrilled to announce this acquisition, our largest to date, and look forward to further expanding our position in Healthcare, Credit Unions, and Accounts Receivable Management with the help of BillingTree’s team and strong platform capabilities," John Morris, REPAY CEO.