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    Standard Oil
    petroleum industry, manufacture of refined petroleum products

    Standard Oil

    United States flagUnited States

    "The trust that lit America"

    Founded January 10, 1870 Cleveland, Ohio (original), later New York City
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    About

    Standard Oil wasn't just a company; it was a machine that redefined American capitalism. Born in the gritty oil fields of Ohio in 1870, John D. Rockefeller's Standard Oil Company grew into a trust that controlled nearly every drop of refined oil in the country. By 1882, a group of 41 investors signed the Standard Oil Trust Agreement, pooling the securities of 40 companies into a single holding agency run by nine trustees. That trust was valued at an astonishing $70 million, a sum that would be worth billions today. The trust's reach was so vast that it essentially dictated the price of kerosene, the fuel that lit America's homes.

    Rockefeller's empire, however, was built on more than just oil. It was built on ruthless efficiency, secret rebates from railroads, and a willingness to crush any competitor. The company's dominance sparked a public backlash, fueled by journalist Ida Tarbell's investigative masterpiece, The History of the Standard Oil Company, which exposed the trust's ruthless tactics. In 1911, the U.S. Supreme Court, in Standard Oil Co. of New Jersey v. United States, found the company guilty of anticompetitive practices and ordered its breakup. The severed companies, worth $375 million, represented 57% of Jersey Standard's value, and the once-monolithic trust was splintered into 34 independent firms.

    Those fragments didn't just survive; they thrived. Jersey Standard, renamed Exxon in 1973 and ExxonMobil in 1999, remains a global giant. Other offshoots, like Standard Oil of California (now Chevron) and Standard Oil of Indiana (later Amoco, now part of BP), became powerhouses in their own right. The story of Standard Oil is a tale of ambition, monopoly, and the enduring power of antitrust law, a legacy that still shapes the oil industry today.

    Products & Sub-brands

    KeroseneLubricating oilsNaphthaParaffin waxPetroleum derivatives

    Frequently Asked Questions

    Who owns Standard Oil today?
    Standard Oil as a single entity no longer exists. The company was broken up by the U.S. Supreme Court in 1911 into 34 independent companies. The largest successor, Jersey Standard, became ExxonMobil, while other successors include Chevron and BP's Amoco division.
    Is Standard Oil still in business?
    No, the original Standard Oil Company was dissolved in 1911 following the Supreme Court's antitrust ruling. However, its successor companies, most notably ExxonMobil, Chevron, and BP (through Amoco), remain among the world's largest oil companies and trace their corporate lineage directly to Standard Oil.
    How much was Standard Oil worth?
    When the Standard Oil Trust was formed in 1882, it was valued at approximately $70 million. At the time of the 1911 breakup, the constituent companies were worth approximately $375 million, which represented 57 percent of Jersey Standard's value. Adjusted for inflation, this would be worth many billions of dollars today.
    Why was Standard Oil broken up?
    The U.S. Supreme Court ordered the breakup of Standard Oil in 1911 after finding the company guilty of violating the Sherman Antitrust Act. The court determined that Standard Oil had used monopolistic practices, including secret railroad rebates, predatory pricing, and aggressive acquisition of competitors, to illegally dominate the petroleum market.
    Who was the CEO of Standard Oil?
    John D. Rockefeller was the founder and dominant leader of Standard Oil from its founding in 1870 until the 1911 breakup. He served as the company's president and later as chairman of the Standard Oil Trust, wielding effective control over the entire enterprise throughout its history.

    Keywords

    Standard OilJohn D. Rockefellerantitrustmonopolyoil trust1911 breakupExxonMobilChevronBPSherman Antitrust Act

    Sources

    Company Info

    Founded
    January 10, 1870
    Founder
    John D. Rockefeller, William Rockefeller, Henry Morrison Flagler, Stephen V. Harkness, Samuel Andrews
    Headquarters
    Cleveland, Ohio (original), later New York City
    Industry
    petroleum industry, manufacture of refined petroleum products
    Key product
    Kerosene
    Market share at peak
    90% of U.S. refined oil
    Value at 1911 breakup
    $375 million

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