Grant Thornton LLP


Founded in Chicago in 1924, Grant Thornton LLP is the U.S. member firm of Grant Thornton International Ltd., one of the world’s leading organizations of independent assurance, tax and advisory firms. We have offices in 59 commercial centers throughout the U.S., represented by 594 partners and managing directors and over 8,500 personnel. 

Editor's note: Updated July 29, 2020.

Headquarters Address

Chicago, IL
United States


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Grant Thornton LLP

Grant Thornton LLP