D oug Ostrover is an American self-made billionaire and a major figure in the world of private credit. He is a co-founder and the CEO of Blue Owl Capital, a leading global alternative asset management firm. Before starting his own venture, he had a long and successful career in finance, including co-founding the credit investment firm GSO Capital Partners.

Ostrover and his partners sold GSO to the private equity giant The Blackstone Group in 2008, where it became Blackstone's credit arm and grew into a massive business. He later left Blackstone to co-found Owl Rock Capital Partners, which specialized in direct lending to middle-market companies. In 2021, Owl Rock merged with Dyal Capital and went public via a SPAC to form the modern company, Blue Owl. The firm has become a powerhouse in direct lending and providing capital to other private equity firms, making Ostrover a key player in the booming private credit market.