LeaderPortfolio
family
H
Rank #177
UNITED STATESEnergyOil & gas

Harold Hamm & family

Net Worth
$16B
0% (24h)
Harold Hamm is an 80-year-old American business magnate and oil and gas industry leader. He is best known as the founder and chairman of Continental Resources, a company he started in 1967 and transformed into a top independent oil producer in the United States. Hamm pioneered fracking of shale oil resources, contributing significantly to the energy sector and amassing a net worth of $16.0 billion, primarily from his oil and gas ventures. Throughout his career, Hamm has been recognized for his entrepreneurial achievements and contributions to the state of Oklahoma.

The Full Dossier

Early Life

Harold Glenn Hamm was born on December 11, 1945, in Lexington, Oklahoma, the youngest of 13 children born to cotton sharecroppers. He grew up working hard and, at the age of 16, began working at a gas station to support his family. After graduating from Enid High School in 1964, he was unable to afford college.

Rise to Success

Hamm's career in the oil industry began when he started his own oilfield service company at the age of 21. With a $1,000 loan, he purchased a tank truck and began hauling water and drilling mud. In 1967, he founded Shelly Dean Oil Company, later renamed Continental Resources, Inc. (CLR). Hamm pioneered the development of the Bakken shale play in North Dakota and Montana using horizontal drilling and hydraulic fracturing. Continental Resources went public in 2007, but in November 2022, Hamm took the company private again through Omega Acquisition, Inc..

Key Business Strategies

Hamm's success is attributed to his strategic vision and ability to capitalize on unconventional resource plays. He focused on oil exploration and production, particularly in the Bakken shale, SCOOP, and STACK plays. Continental Resources became a leader in domestic energy, with Hamm's innovative approach driving the company's growth and efficiency.

Philanthropy

Harold Hamm has also been involved in philanthropy, with significant donations to education and diabetes research. He donated $10 million to the University of North Dakota to create the Harold Hamm School of Geology and Geological Engineering and $12 million to the University of Mary to establish the Hamm School of Engineering.

Career Timeline

2022

Continental Resources goes private

Continental Resources was acquired by Omega Acquisition, Inc., an entity wholly owned by Hamm.

2007

Continental Resources IPO

Continental Resources went public on the NYSE.

1990

Renamed to Continental Resources

Shelly Dean Oil Company rebranded to Continental Resources.

1967

Founded Shelly Dean Oil Company

Harold Hamm founded Shelly Dean Oil Company, which later became Continental Resources.

Philanthropic Impact

Education$10M

Harold Hamm School of Geology and Geological Engineering

Donation to the University of North Dakota.

Education$12M

Hamm School of Engineering

Donation to the University of Mary.

Wealth Trajectory