November 25, 1835 – August 11, 1919
Industry: Steel
Location: Pittsburg and New York
December 19, 1849 – December 2, 1919
Industry: Steel
Location: Pittsburg and New York
April 17, 1837 – March 31, 1913
Industry: Finance, consolidation
Location: New York
January 10, 1847 – September 25, 1920
Industry: Banking, finance
Location: New York
May 27, 1794 – January 4, 1877
Industry: Water transport, railroads
Location: New York
September 16, 1822 – August 14, 1888
Industry: Railroads
Location: California
February 1, 1828 – March 15, 1905
Industry: Mining
Location: Various
Dec. 3, 1842 – Sept. 17, 1899
Industry: Flour
Location: Minnesota
Dec. 7, 1863 – Sept. 28, 1914
Industry: Retail
Location: Chicago
April 1, 1835 – January 7, 1872
Industry: Finance
Location: New York
September 16, 1838 – May 29, 1916
Industry: Railroad
Location: Midwest
July 8, 1839 – May 23, 1937
Industry: Standard Oil
Location: Cleveland and New York
March 9, 1824 – June 21, 1893
Industry: Railroads
Location: California
January 2, 1830 – May 20, 1913
Industry: Standard Oil and railroads
Location: New York and Florida
March 24, 1855 – August 26, 1937
Industry: Finance, oil
Location: Pittsburg
January 29, 1840 – May 19, 1909
Industry: Standard Oil and copper
Location: New York
June 24, 1839 – March 29, 1903
Industry: Meat-packing
Location: Chicago