BillionaireNet
Duff
Thomas Duff
Rank #986
UNITED STATESDiversifiedTires, diversified

Thomas Duff

Net Worth
$4.101B
0% (24h)
Thomas Duff, a 68-year-old American billionaire, has built a successful career in the diversified industry, with a primary source of wealth from Tires. Along with his brother, James Duff, he co-founded Duff Capital Investors, a holding company that has an annual turnover exceeding $2.6 billion. He also inherited Southern Tire Mart, the largest truck tire dealer and retread manufacturer in the United States, from his father. Duff holds a Bachelor of Arts/Science from the University of Southern Mississippi. He resides in Hattiesburg, Mississippi, is divorced, and has two children. His career is marked by significant achievements in business and a commitment to philanthropy.

The Full Dossier

Early Life

Thomas Milton Duff was born on December 31, 1956, in Columbia, Mississippi. He comes from a family with a strong business background. His father, Ernest Duff, was a successful businessman who founded Southern Tire Mart in 1973. Thomas graduated from Columbia High School in 1974 and earned a bachelor's degree in business administration from the University of Southern Mississippi in 1979.

Rise to Success

Duff's career began with his father's company, Southern Tire Mart. He and his brother James assumed control of the company in 1983. They later purchased the company back in 2003. Over the years, they transformed Southern Tire Mart into the largest truck tire dealer and retread manufacturer in the United States. In 2007, the Duff brothers started Duff Capital Investors. This holding company has grown to include over 20 businesses with total revenue of $6 billion.

Key Business Strategies

The Duff brothers focused on efficiency and innovation to grow Southern Tire Mart. They found ways to speed up the retreading process. They also expanded the company to include more than 20 different businesses. This diversification strategy has contributed to their success.

Philanthropy

Thomas Duff is known for his philanthropic efforts, particularly in Mississippi. He and his brother have made significant contributions to higher education in the state. They have donated millions to the University of Southern Mississippi, the University of Mississippi, and Mississippi State University. In 2020, they pledged $30 million in planned gifts to the University of Southern Mississippi.

Career Timeline

2024

Launched PAC

Formed a political action committee.

2007

Co-founded Duff Capital Investors

Founded Duff Capital Investors, a holding company.

1983

Took Over Southern Tire Mart

Assumed control of Southern Tire Mart with his brother.

1979

Graduated

Earned a bachelor's degree from the University of Southern Mississippi.

Philanthropic Impact

Education$30M

University of Southern Mississippi

Pledged funds for scholarships.

Education$26M

University of Mississippi

Donated for the construction of a STEM facility.

Education$15M

Mississippi State University

Donation for a new facility for the Department of Kinesiology.

Wealth Trajectory