MANTL Raises $40 Million Series B Led By Alphabet's CapitalG to Take on Legacy Banking Infrastructure Fintech firm's revenue grew 2.1X in 2020 as market forces galvanize digital transformation across the banking sector NEW YORK, April 20, 2021-- MANTL, a leading digital account opening solution for banks and credit unions, today announced $40 million in Series B funding, bringing total funding to $60.7 million. The investment was led by Alphabet's independent growth fund, CapitalG, with participation from D1 Capital Partners, BoxGroup and existing investors Point72 Ventures, Clocktower Technology Ventures and OldSlip Group.