Grant Thornton LLP
| Company type | Limited liability partnership |
|---|---|
| Industry | Accounting, tax, and business advisory services |
| Founded | 1924 (as Alexander Grant & Co.) 1986 (as Grant Thornton LLP) |
| Founder | Alexander Richardson Grant |
| Headquarters | Grant Thornton Tower Chicago, Illinois, U.S. |
Key people | Jim Peko, CEO Rick Surett, CFO |
| Products | Professional services |
| Revenue | US$1.9 billion (2019) |
Number of employees | 8,500+ |
| Parent | Grant Thornton International |
Grant Thornton LLP is the 9th largest accounting firm in the United States with 59 offices across the US, 8,500+ employees, and annual revenues of US$1.9 billion. It is the United States member firm of Grant Thornton International, the 7th largest global accounting network by revenue.
In 2024, the partners of Grant Thornton sold a majority of the firm to New Mountain Capital, a private equity firm, which has significantly impacted the business.