Thomas Pritzker is a member of the wealthy Pritzker family who has an estimated net worth of $3.1 billion as of May 2015 according to Forbes. According to Forbes.com, he is #641 in the World Billionaires List (#578 in 2012), #221 in the United States, and #218 in the Forbes 400 List. He earned his B.A. from Claremont Men’s College and his MBA and J.D. from the University of Chicago. He is the Chairman and CEO of The Pritzker Organization (TPO) that manages the Pritzker family business assets. He is also the Executive Chairman of the Hyatt Hotels Corporation. Pritzker is a member of the Business Council, a national organization of CEO's.

The family sold control of the industrial conglomerate, Marmon Holdings, to Warren Buffet's Berkshire Hathaway for $4.5 billion. Thomas Pritzker remains the chairman and sits on the board of Royal Caribbean Cruises. Other family holdings include the Superior Bank of Chicago, the TransUnion Credit Bureau, and the Tobacco Company Conwood. He is also the founder and chairman of an investment and advisory firm, North America Western Asia Holdings LLC. He seeks to invest in Iraqi companies while advising clients who are looking to do business in the region.

Aside from his business interests, he serves as the chairman of the board of the Art Institute of Chicago and the organizer of the Pritzker Neuropsychiatric Disorders Research Consortium. He is a trustee of the Pritzker Foundation and a member of the board of the University of Chicago. He is the chairman and president of The Hyatt Foundation and the president of the Pritzker Family Philanthropic Fund.