Mumbai: Asia Healthcare Holdings (AHH), the healthcare platform set up by American private equity fund TPG Capital, is in talks to raise as much as $100 million by selling a significant minority stake, two people directly aware of the PE firm’s fundraising plans said. TPG has hired Kotak Investment Banking to handle the transaction, the people cited above said, requesting anonymity. “Several sovereign and global PE funds have shown interest,” said one of the two people cited above.