American businessman James Gerard Dinan has an estimated net worth of $2 billion as of April 2016 according to Forbes. Known to be the founder of York Capital Management, Dinan is said to have earned most of his net worth from managing hedge funds.

After completing his bachelor's degree in economics as summa cum laude, Dinan attended Harvard Business School where he finished his Master's in Business Administration. This prominent hedge fund manager is currently married with three children. Right after graduation, he started working for Donaldson, Lufkin & Jenrette, an investment bank.

From 1985 to 1991, he worked for Kellner, DiLeo & Co., LLC. where he later became a managing partner. From 1981 through 1983, he served as one of the members of the Investment Banking Group at Credit Suisse (USA), Inc.

York Capital Management was founded in 1991 with $3.6 million he got from his colleagues at Donaldson, Lufkin & Jenrette. Currently, he serves as the Chairman of the Board and Chief Executive Officer of the company.