Sullivan & Cromwell LLP
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Led by the highly-regarded Olivier de Vilmorin, Sullivan & Cromwell LLP ‘s practice assists a prominent client base of large French and international corporations. While operating in various industry areas, the team recently handled landmark deals in the insurance and retail sectors. Its range of expertise extends to public M&A and capital markets deals, with the practice also being retained to assist with public tender offers. Nicolas Karmin and 2025’s promoted partner Arnaud Berdou are the two other key members.
Legal 500 Editorial commentary
Key clients
- The Adecco Group
- AXA
Work highlights
Advised AXA on the €5.1bn sale of its asset manager AXA Investment Managers to BNP Paribas.


