 Dallas, June 17, 2021 GLOBE NEWSWIRE -- Thryv Holdings, Inc. NASDAQ:THRY, the provider of Thryv software, the fully integrated, end-to-end customer experience platform for growing small businesses, announces that its payment processing service, ThryvPay SM, has become the largest payment processing option within the Thryv platform, both in volume processed and number of transactions as of May 2021. 