Standard Oil of New York: Merged with Vacuum Oil, and eventually became Mobil; Standard Oil of California: Acquired Standard Oil of Kentucky, Texaco, and Unocal, and is now Chevron; Standard Oil of Indiana: Renamed Amoco, and was acquired by BP; Standard Oil of Ohio: Acquired by BP; The Ohio Oil Company: Became Marathon Oil, which eventually also spun-off Marathon Petroleum; But that’s not all – the Standard Oil asset portfolio also carried some other interesting brands that you’d Standard Oil of California – or Socal – renamed Chevron, became ChevronTexaco, but returned to Chevron. Standard Oil of Indiana - or Stanolind, renamed Amoco (American Oil Co.) – now part of BP. Standard's Atlantic and the independent company Richfield merged to form Atlantic Richfield or ARCO, recently part of BP Standard Oil Company. In 1862, John D. Rockefeller, a resident of Cleveland Ohio, joined with two partners to establish an oil-refining company. The men purchased oil wells in Titusville, Pennsylvania, and constructed a well near Cleveland.