Debevoise Advises Stone Point in Its Sale of Atrium Underwriting

7 July 2025

Debevoise & Plimpton LLP has advised Stone Point Capital LLC (“Stone Point”) in the definitive agreement relating to the sale of the managing agency, Atrium Underwriting Group Ltd. (“Atrium”), to the CRC Group by investment funds managed by Stone Point Capital LLC and other investors.

Atrium is a premier underwriting business at Lloyd’s that manages Syndicate 609 and writes specialty insurance and reinsurance across property, casualty, and specialty business groups. The company generated $1.3 billion in gross written premium in 2024 and will continue to operate independently post-closing.

For full details, see the official release here.

The Debevoise team advising Stone Point was led by partner E. Drew Dutton and international consultant Clare Swirski, and included associates Bethania Berhane, Alexandra Grady, Lina Hamidou, Laura Jackson, Katie Power, Edoardo Troina, and professional support lawyer Philip Orange. Tax advice was provided by partners Michael Bolotin, Richard Ward and Jenny Wheater, and associate Christopher Gossage. Competition advice was provided by partner Timothy McIver.