"Well versed in M&A, handling public and private transactions. He also handles matters such as corporate financings."
Chambers USA 2025
“A very strong lawyer with great transactional skills.”
Chambers USA 2025
Ranked – Corporate/M&A & Private Equity – District of Columbia
Chambers USA 2023
Key Lawyer – M&A/Corporate and Commerical
Legal 500 US 2023
Highly Regarded
IFLR1000 2023
"Brian has a great following in sophisticated private equity work."
Chambers USA 2023
"He is an extremely commercial and practical lawyer."
Chambers USA 2023
Profile
Brian Mangino represents clients in high-value, strategic private equity and M&A transactions.
Brian advises private equity firms and public and private companies on a variety of issues including: corporate governance, defensive strategy, minority investments, strategic partnerships, spinoffs, joint ventures, securities law compliance, and other general corporate matters.
He advises clients in highly regulated, key industries including:
Aerospace, defense, and government services
Healthcare and life sciences
Technology
Telecoms
Entertainment, sports, and media
Brian maintains an active pro bono practice, representing organizations dedicated to fighting food insecurity in the Washington, D.C. region.
Brian has previously received Law360’s Private Equity MVP of the Year Award (2021) and has presented on a variety of M&A-related topics at various conferences and forums.
Brian serves on the alumni board of the University of Virginia Undergraduate – College of Arts & Sciences and is a member of The John S. Mulholland Family Foundation.
Experience
Brian’s experience includes advising:
Permira and Hellman & Friedman, on their US$10.2 billion take-private of Zendesk, Inc.*
The consortium of investors led by Permira, Advent, and Abu Dhabi Investment Authority on the US$14 billion take-private of McAfee Corp.*
Permira, on its US$5.8 billion take-private of Mimecast*
Humana Inc., on its US$4.4 billion divestiture of its hospice and personal care business to Clayton, Dubilier & Rice*
ProQuest LLC, on its sale to Clarivate plc for US$5.3 billion*
Firm honored by Law360 for advising startups, financial institutions, VCs, digital asset and Web3 participants, and corporations on their most innovative and complex transactions, investigations, litigation, and regulatory matters.
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