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Grant Thornton Advisors acquires Stax for growth

Aug 19, 2025•9 days ago

Acquiring Company

Grant Thornton Advisors

Acquired Company

Stax

ChicagoBostonConsultingPaymentsSoftware

Description

Grant Thornton Advisors has announced its acquisition of Stax, a leading strategy consulting firm. This acquisition aims to enhance Grant Thornton Advisors' M&A capabilities and expand its market presence. Together, they will serve nearly 70% of the U.S.-based Private Equity International 300. The deal strengthens the transaction advisory team's efforts in delivering value-driven insights and solutions.

Company Information

Company

Grant Thornton Advisors

Location

Chicago, Illinois, United States

About

Grant Thornton Advisors LLC is a US-based tax and advisory services provider operating in an alternative practice structure alongside Grant Thornton LLP, a licensed certified public accounting firm that provides audit and assurance services. Together, the two providers go to market as the Grant Thornton brand in the US — most recently achieving record annual revenue of $2.4 billion and operating more than 40 offices in the US and India that employ almost 10,000 professionals.

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M&A Insights

Based on deal data
Integration timeline
70% of M&A integrations take 12-24 months to complete
Tech stack consolidation
83% of merged companies consolidate technology vendors within first year
Post-acquisition investment
Companies increase IT spending by 23% on average after acquisitions
Success factor
M&A deals with strong technology integration plans are 2.5x more likely to succeed