
Cementing its status as a market leader in the M&A space, Simpson Thacher & Bartlett LLP has ample experience in the structuring, negotiation, and completion of complex and high-value transactions. With involvement in major deals such as Microsoft’s $75bn acquisition of Activision Blizzard, the New York-based practice routinely represents clients in the infrastructure, tech, and consumer products sectors. Department head Eric Swedenburg counsels clients on various M&A mandates, divestitures, and joint ventures. Anthony Vernace is well-versed in representing private equity firms in M&A, investments, and other significant corporate transactions, while the experienced Lee Meyerson assists elite financial and investment firms on complex mergers. Alan Klein is reputed for his work in guiding boards of directors through high-profile acquisitions. Justin Rosenberg left the firm in April 2024.
L’éditorial du Legal 500
- Profil
Clients clés
- Allen & Overy
- American Electric Power Company
- Apria
- Ascensus
- Avalara
- BellRing Brands
- Bentley Systems
- BlackRock
- Bright Health Group
- CB Richard Ellis Services
Points forts
- Representing Paramount Global in its $28bn proposed merger with Skydance Media.
- Represented Cisco Systems in its $28bn acquisition of Splunk.
- Represented Microsoft in its announced $1.5bn investment in G42.
Avocats
Hall of Fame
Avocats au sommet de leur profession, largement reconnus et respectés par l'ensemble du marché pour leur expertise éprouvée et leur intervention récurrente et longue date dans les dossiers les plus complexes et prestigieux.

Les grands avocats du marché
Avocats associés reconnus parmi les leaders du marché par leurs pairs et leurs clients, régulièrement présents dans les grands dossiers dans lesquels ils sont au premier plan.
Responsable de la pratique
Eric Swedenburg
Autres avocats clés
Anthony Vernace; Lee Meyerson; Alan Klein