Widely regarded as the richest person in modern history and the wealthiest American ever, John D. Rockefeller was a business magnate who founded the Standard Oil Company. He was America’s first billionaire. He also defined the structure of modern philanthropy as the foundations created by him had a major effect on scientific research, medicine, and education.
P. T. Barnum was an American politician, showman, and businessman. He is credited with founding the famous Barnum & Bailey Circus, which ran for 146 years. He is also credited with co-founding the Bridgeport & Port Jefferson Steamboat Company, which is one of the oldest American ferry companies. His life and work have inspired many films, including The Greatest Showman.
Business magnate and founder of the Ford Motor Company, Henry Ford is credited to have made the automobile an accessible conveyance for Americans in the 20th century. Following the success of his company, he became one of the richest and best-known people in the world. He also became known for his pacifism during the first years of World War I.
William Randolph Hearst was an American newspaper publisher, businessman, and politician. He is credited with developing America's largest newspaper chain, Hearst Communications. Today, Hearst Communications has grown into a multinational business information and mass media conglomerate. William Randolph Hearst’s life and work inspired the creation of Charles Foster Kane, the main character in the 1941 drama film, Citizen Kane.
George Eastman revolutionized the world of photography with his Eastman Kodak Company and the roll film, which also came to be used in movies. Initially a banker, he later devoted himself to his camera company. A dedicated philanthropist, too, he contributed financially to music, dentistry, and medicine.
Financier and philanthropist John D. Rockefeller Jr. Was the only son of Standard Oil co-founder, John D. Rockefeller. An alumnus of Brown University, he was very principled and careful with money from an early age. He joined his father’s business and went on to become one of the largest real estate holders in Manhattan.

The son of wealthy Pittsburgh banker Thomas Mellon, Andrew William Mellon had followed in his father’s footsteps, to be a banker. He had also been the American ambassador to the U.K. and the American secretary of the treasury. He owned companies such as Alcoa, Old Overholt whiskey, and Gulf Oil.

Levi Strauss, the man behind the iconic clothing brand Levi Strauss & Co., or Levi's, which was also the first blue-jeans-manufacturing firm, was born in Germany and later moved to the US. It is rumored that his jeans were meant for the labor class, and he himself had never worn a pair.

American inventor, mechanical engineer and an accomplished tennis and golf player, Frederick Winslow Taylor, regarded as the father of scientific management, sought to improve industrial efficiency. His approach on scientific management, referred to as Taylorism, has significantly influenced development of industrial engineering and production management. His monograph, The Principles of Scientific Management, laid out his views on principles of scientific management.




James A. Bailey was an American impresario and circus ringmaster. He is credited with co-founding one of the greatest circus companies of all time, Barnum and Bailey's Circus. A year after his death, his widow sold the circus to the Ringling brothers, resulting in the formation of the Ringling Bros. and Barnum & Bailey Circus.

Canadian-American frontiersman, hardware store owner, sheriff, U.S. Marshal, horse breeder and hotel owner Seth Bullock is best known for building the Bullock Hotel, the oldest hotel in Deadwood. Bullock was appointed the first sheriff of the then lawless Dakota where he eventually emerged as a prominent figure civilizing the rowdy camp without killing anyone.

Amadeo Giannini was an American banker best remembered for founding the Bank of Italy, which later became Bank of America. He is credited with inventing numerous modern banking practices. Amadeo Giannini is also credited with establishing one of the first trans-national institutions.
Inventor and entrepreneur George Westinghouse was mostly responsible for introducing the U.S. to alternating current (AC). Initially part of the army and the navy, the talented engineer began his journey of inventions with the rotary steam engine and went on to invent several products, such as air brakes.
J. P. Morgan Jr. was an American finance executive, banker, and philanthropist. He became the head of the investment banking institution, J.P. Morgan & Co., after his father J. P. Morgan's demise in 1913. J. P. Morgan Jr. was also an important philanthropist, who donated his London residence to the U.S. government in 1920.

Jacob Schiff was a German-born American banker, philanthropist, and businessman. He is credited with financing the expansion of American railroads. Jacob Schiff also played an important role during the Russo-Japanese War where he helped finance the Japanese military efforts.




James Forrestal was an American financier who served as the first US Secretary of Defense from 1947 to 1949. He is also remembered for his service as the US Secretary of the Navy from 1944 to 1947. James Forrestal was honored with the Medal of Merit and the Distinguished Service Medal by President Harry S. Truman.







Financier Henry M. Flagler co-founded the Standard Oil Company along with John D. Rockefeller, Sr. He was initially a grain merchant and later also dabbled in salt manufacture. He also established most of Florida’s hotels, resorts, and railroads, in his bid to develop it as a vacation spot.

Legendary American investment banker Marcus Goldman was born into a German Jewish family of farmers and was part of the first wave of Jewish immigration to America. He went from being a peddler to founding Goldman Sachs, which is now one of the largest investment banks of the world.