Standard Oil Standard Oil Standard Oil Co. Inc. was an American oil producing, transporting, refining, and marketing company. Established in 1870 by John D. Rockefeller and Henry Flagler as a corporation in Ohio, it was the largest oil refinery in the world of its time. Its history as one of the world's first and largest multinational corporations ended in 1911, when the United States Supreme Court, in a landmark case, ruled that Standard Oil was an illegal monopoly. Standard Oil dominated the oil products market initially through horizontal integration in the refining sector, then, in later years vertical integration; the company was
Standard Oil that much of this traffic came from Standard Oil. The committee then shifted focus to Standard Oil's operations. John Dustin Archbold, as president of Acme Oil Company, denied that Acme was associated with Standard Oil. He then admitted to being a director of Standard Oil. The committee's final report scolded the railroads for their rebate policies and cited Standard Oil as an example. This scolding was largely moot to Standard Oil's interests since long-distance oil pipelines were now their preferred method of transportation. In response to state laws trying to limit the scale of companies, Rockefeller and his associates developed