
Corporate/M&A: The Elite
USA Guide 2026 : New York
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Weil, Gotshal & Manges advised Sanofi on its $9.5 billion acquisition of Blueprint Medicines Corporation.
Strengths
Provided by Chambers
It is an extremely capable team with relevant experience far and wide.
Corporate/M&A: The Elite respondentUSAThey give practical advice and have fantastic problem-solving skills.
Corporate/M&A: The Elite respondentUSAThe Weil team is always responsive and works at a very fast pace that is necessary to successfully complete transactions.
Corporate/M&A: The Elite respondentUSA
Notable Practitioners
Provided by Chambers
Band 3 
Band 3 
Michael Aiello
Department chairman Michael Aiello maintains a prestigious practice that shows excellence in a broad range of matters, including corporate and private equity M&A and takeover defense. Mike is an amazing dealmaker with an extensive network. He is key when working on any complex transaction.
Corporate/M&A: The Elite respondentUSA
Band 4 
Band 4 
Michael Lubowitz
Michael Lubowitz maintains an active practice handling deals for public and private companies and investment banks. He is often engaged in M&A, buyouts and spin-offs.
He is fantastic and really good at getting people to an agreement.
Corporate/M&A: The Elite respondentUSAHe is a really good lawyer and knows what he is doing.
Corporate/M&A: The Elite respondentUSA
Band 6 
Band 6 
Matthew Gilroy
Matthew Gilroy is cohead of the firm's M&A practice and advises a range of clients on domestic and cross-border transactions.
Matthew is a great M&A attorney. He is hardworking and practical.
Corporate/M&A: The Elite respondentUSA
Ranked Individuals at Weil, Gotshal & Manges LLP (4)
Weil, Gotshal & Manges LLP has rankings in the following guides
Band 4 Global 2026
Practice area: Corporate/M&A
Location: Global: Multi-Jurisdictional
View department profile for Global 2026Band 3
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