Department profile

Corporate/M&A (International & Cross-Border)
Global Guide 2026 : USA
Rankings

Ranked Individuals
Ranked Individuals
Chambers Review
Provided by Chambers
Notable Practitioners
Provided by Chambers
Senior Statespeople 
Senior Statespeople 
Andrew R Brownstein
Andrew Brownstein is a leading practitioner who provides first-rate counsel to clients in major M&A and corporate governance matters. He serves as co-chair of the firm's corporate department and is active across a great many industries.
Senior Statespeople 
Senior Statespeople 
Martin Lipton
Martin Lipton is one of the firm's founding partners, and a longstanding expert practising at the pinnacle of the corporate market. He is well versed in M&A and the provision of strategic corporate advice. Band 1 
Band 1 
Adam O Emmerich
Adam Emmerich exhibits considerable expertise in M&A, securities offerings and governance matters, and represents heavyweight public and private corporations. His broad industry capabilities includes experience in pharmaceuticals, energy and technology. Band 1 
Band 1 
Daniel A Neff
Daniel Neff garners acclaim for his leading practice which incorporates significant corporate and securities expertise, and is utilised by a stable of public and private companies and private equity firms. Band 1 
Band 1 
David A Katz
David Katz enjoys a sterling reputation thanks to his years of top-flight representation in corporate transactions and takeover defence matters. Band 1 
Band 1 
Edward D Herlihy
Edward Herlihy has a wealth of experience in significant corporate transactions, including pronounced expertise in those involving banks and other financial institutions. He demonstrates further experience in recapitalisations. Band 2 
Band 2 
Andrew J Nussbaum
Andrew Nussbaum operates a highly respected corporate practice that is relied upon by clients in significant domestic and international deals. He deploys his expertise in M&A, spin-offs, divestitures and joint ventures, among other transactions.
Band 3 
Band 3 
Igor Kirman
Igor Kirman receives praise for his handling of M&A, joint ventures and governance matters on behalf of public and private companies. He is active domestically and internationally, and maintains additional strength in private equity matters. Band 3 
Band 3 
Steven A Rosenblum
Steven Rosenblum sits as co-chair of the firm's corporate department and enjoys a solid reputation for his work in M&A, governance and securities issues. His industry focus includes handling deals in the technology space.
Ranked Individuals at Wachtell, Lipton, Rosen & Katz (9)
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