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Forget what you think you know about professional services. We go beyond what’s expected and help others do the same. Grant Thornton is the U.S. member firm of Grant Thornton International Ltd, one of the world’s leading independent audit, tax and advisory firms. That means our network has more than 60,000 professionals in more than 135 countries who are ready to help public and private organizations of all sizes take on today’s challenges. But what sets us apart isn’t just what we do – it’s how we do it. Here, we believe in making business more personal and building trust into every result. We’re collaborators – obsessed with quality and ready for anything – who understand the value of strong relationships. It’s how we challenge the expectations of business and empower our people and clients to do it, too. One thing we won’t do? Grant Thornton LLP will never request money or any form of payment for services via social media. Please report any concerns at 1-800-810-3503. "Grant Thornton” refers to Grant Thornton LLP, the U.S. member firm of Grant Thornton International Ltd (GTIL). GTIL and the member firms are not a worldwide partnership. Services are delivered by the member firms. GTIL and its member firms are not agents of, and do not obligate, one another and are not liable for one another’s acts or omissions. Please see for further details.

View Top Employees from Grant Thornton LLP (US)
Revenue $1.92 billion
Employees 19,158 (19,158 on RocketReach)
Founded 1924
Address 171 N. Clark Street Suite 200, Chicago, Illinois 60601, US
Phone (312) 856-0200
Fax (312) 602-8099
JavaScript, HTML, Twitter +440 more (view full list)
Category Accounting, Accounting & Accounting Services, Audit, Business Services, Tax, Advisory Services
SIC 872, 87
NAICS 54, 541, 5412, 54121

Grant Thornton LLP (US) Questions

The Grant Thornton LLP (US) annual revenue was $1.92 billion in 2023.

Partho Ghatak is the Chief Information Security Officer (CISO) at Grant Thornton LLP of Grant Thornton LLP (US).

19,158 people are employed at Grant Thornton LLP (US).

Grant Thornton LLP (US) is based in Chicago, Illinois.

The NAICS codes for Grant Thornton LLP (US) are [54, 541, 5412, 54121].

The SIC codes for Grant Thornton LLP (US) are [872, 87].

The most common Grant Thornton LLP (US) email format is [first_initial][last] (ex., which is being used by 86.6% of Grant Thornton LLP (US) work email addresses.

Other common Grant Thornton LLP (US) email patterns are [first].[last] (ex. and [first][last] (ex. In all, Grant Thornton LLP (US) uses 8 work email formats.

Grant Thornton LLP (US) Email Formats and Examples

Email Format Example Percentage

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