John Davison Rockefeller (July 8, 1839 – May 23, 1937) was an American industrialist and philanthropist. He was the founder of the Standard Oil Company, which dominated the oil industry and was the first great U.S. business trust. Rockefeller revolutionized the petroleum industry and defined the structure of modern philanthropy. In 1870, he founded the Standard Oil Company and aggressively ran it until he officially retired in 1897.