Standard Oil an "unreasonable" monopoly under the Sherman Antitrust Act, Section II. It ordered Standard to break up into 34 independent companies with different boards of directors, the biggest two of the companies were Standard Oil of New Jersey (which became Exxon) and Standard Oil of New York (which became Mobil). Standard's president, John D. Rockefeller, had long since retired from any management role. But, as he owned a quarter of the shares of the resultant companies, and those share values mostly doubled, he emerged from the dissolution as the richest man in the world. The dissolution had actually propelled Rockefeller's personal
Standard Oil of Iowa now the Chevron Corporation. Standard Oil Company of Iowa is thus the original company that is now Chevron. Standard Oil of Iowa Standard Oil Company of Iowa was created in 1885 as a subsidiary of the Standard Oil Trust to handle marketing along the Pacific Coast states of Idaho, Oregon, Washington, California, and Arizona. Though named for the midwestern state, it never included Iowa as one of its primary marketing areas. A prior company named Standard Oil of California had been formed in 1877, and was not associated with the Standard Oil Trust. In 1906, Standard Oil of Iowa was