Robert F. Greenhill
Robert F. Greenhill (born 1936) is an American businessman, widely credited with helping pioneer the modern mergers and acquisitions advisory business on Wall Street. He is the founder and chairman of Greenhill & Co., an investment bank headquartered in New York City that has advised on $3 trillion worth of transactions and operates in 17 offices globally. In May 2023, Japanese conglomerate Mizuho acquired Greenhill &Co. for $550 million in an all cash transaction.