Carlyle Ups Stake in MAI Capital with Majority Acquisition Private equity firm Carlyle has agreed to acquire $72.6B MAI Capital from Galway Holdings at a valuation of $2.8 billion. MAI Capital Management, the $72.6 billion registered investment advisor, is set to have a familiar new owner. Private equity firm Carlyle has gone from owning a stake in MAI through its investment in Galway Holdings to ...