Key Takeaways
- • Michael Inserra, former Deputy Managing Partner and Senior Vice Chair of EY Americas and a Senior Advisor to Charlesbank Capital Partners, has joined the Board of WSHB Support Services, according to a Business Wire release.
- • WSHB Support Services formed in October 2026 as the management services organization (MSO) for Wood Smith Henning & Berman LLP, and simultaneously received a strategic investment from Charlesbank.
- • The appointment does not change the law firm's Management Committee, which remains independently governed by lawyers.
- • Charlesbank, a middle-market private investment firm, reported more than $22 billion in assets under management as of June 30, 2026.
Summary
WSHB Support Services, the management services organization supporting Wood Smith Henning & Berman LLP, announced that Michael Inserra has joined its Board, according to a Business Wire release. Inserra previously served as Deputy Managing Partner and Senior Vice Chair of EY Americas, where he spent more than two decades and sat on both the EY US and Americas Executive Boards. He is also a Senior Advisor to Charlesbank Capital Partners, supporting the firm's investment team on business and professional services investments.
WSHB Support Services was formed in October 2026 and simultaneously received a strategic investment from Charlesbank. The entity provides non-legal operational infrastructure and support to the law firm. The release states that Wood Smith Henning & Berman LLP remains an independent law firm, with its lawyers retaining sole authority over the practice of law and client matters. Inserra will sit on the MSO's board alongside the law firm's Management Committee and Charlesbank representatives.
Inserra is Chairman of the Board of Directors of Berkeley Research Group (BRG) and serves on the boards of Baker Tilly and Brighthouse Financial. The release describes him as bringing more than 30 years of leadership experience in professional and financial services.
Daniel Berman, Executive Chairman and Co-Founder of Wood Smith Henning & Berman LLP and CEO of WSHB Support Services, said Inserra's experience leading large professional services firms through transformation will be valuable as the company grows. Mutian Rui, Principal at Charlesbank, described Inserra as a trusted advisor to the firm for many years.
Wood Smith Henning & Berman, founded in 1997, is a nationwide trial firm that has taken more than 2,000 cases to verdict, with more than 550 lawyers in 43 offices. Charlesbank, founded in 1998, invests across business and consumer services, healthcare, industrials, and technology, with offices in Boston and New York.
WSHB Support Services was formed in October 2026 and simultaneously received a strategic investment from Charlesbank. The entity provides non-legal operational infrastructure and support to the law firm. The release states that Wood Smith Henning & Berman LLP remains an independent law firm, with its lawyers retaining sole authority over the practice of law and client matters. Inserra will sit on the MSO's board alongside the law firm's Management Committee and Charlesbank representatives.
Inserra is Chairman of the Board of Directors of Berkeley Research Group (BRG) and serves on the boards of Baker Tilly and Brighthouse Financial. The release describes him as bringing more than 30 years of leadership experience in professional and financial services.
Daniel Berman, Executive Chairman and Co-Founder of Wood Smith Henning & Berman LLP and CEO of WSHB Support Services, said Inserra's experience leading large professional services firms through transformation will be valuable as the company grows. Mutian Rui, Principal at Charlesbank, described Inserra as a trusted advisor to the firm for many years.
Wood Smith Henning & Berman, founded in 1997, is a nationwide trial firm that has taken more than 2,000 cases to verdict, with more than 550 lawyers in 43 offices. Charlesbank, founded in 1998, invests across business and consumer services, healthcare, industrials, and technology, with offices in Boston and New York.
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