James Sinegal (Entrepreneur) - Age, Birthday, Bio, Facts, Family, Net Worth, Height & More
Matthew Barrera
Published Apr 14, 2026
James D. Sinegal, also known as Jim Sinegal, is a retired American billionaire businessman who is the co-founder and former CEO of Costco Wholesale, an international retail chain.
| Born | James D. Sinegal, January 01, 1936, Pittsburgh, Pennsylvania, U.S. |
| Nationality | American |
| Alma mater | San Diego State University |
| Occupation | Businessman |
| Known for | Founder and former CEO, Costco |
| Successor | W. Craig Jelinek |
| Spouse(s) | Janet Sinegal |
| Children | 3, including David |
Entrepreneur James Sinegal was born in Pennsylvania, United States on January 1, 1936. He's 88 years old today.
Costco's co-founder. He had a net worth of approximately $3 billion in 2012. In Kirkland, Washington, he co-founded Costco with Jeffrey H. Brotman in 1983.
All information about James Sinegal can be found in this post. It will clarify James Sinegal's info: biography, net worth, career, talent, spouse and breakup of James Sinegal...
James Sinegal was born in the Zodiac sign Capricorn (The Sea-Goat), and 1936 is also the year of Rat (ιΌ ) in the Chinese Zodiac.
In 1959, he received his bachelor's degree from San Diego State University. In 1954, he worked as a bagger at FedMart.
Sol Price, the inventor of the warehouse store concept, was his mentor.
With his wife Janet, he had three children.
For his prowess in discount retailing, he was sometimes described in the same breath as Entrepreneur Sam Walton.
James Sinegal's income mainly comes from the work that created his reputation: an entrepreneur. Information about his net worth in 2024 is being updated as soon as possible by allfamous.org, you can contact to tell us Net Worth of the James Sinegal.
How tall is James Sinegal? Information about James Sinegal height in 2024 is being updated as soon as possible by AllFamous.org. Or you can contact us to let us know how tall of James Sinegal.
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Latest information about James Sinegal updated on March 22 2023.
