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January 23, 2026
Sidley Represents RenaissanceRe in Its US$2.985 Billion Acquisition of Validus Re

2 min
AI-made summary
- Sidley is advising RenaissanceRe Holdings Ltd
- on its US$2.985 billion acquisition of American International Group Inc.’s treaty reinsurance business
- The transaction includes Validus Reinsurance Ltd
- and its consolidated subsidiaries, AlphaCat Managers Ltd
- and its managed funds, as well as all renewal rights to the Assumed Reinsurance Treaty Unit of Talbot Treaty
- The Sidley team is led by Karen Dewis and Sean Carney, with support from multiple practice groups.
Sidley is representing RenaissanceRe Holdings Ltd. (NYSE: RNR) in its US$2.985 billion acquisition of American International Group Inc.’s treaty reinsurance business, which includes Validus Reinsurance Ltd. and its consolidated subsidiaries, AlphaCat Managers Ltd. and its managed funds, and all renewal rights to the Assumed Reinsurance Treaty Unit of Talbot Treaty. The Sidley team is being led by Karen Dewis (M&A) and Sean Carney (Insurance), and includes Aaron Rigby, Matt Stoker, William Howell, Charlie Wilson, Nick DeAngelis, Danielle N. Sismour, Robert C. Uhl, Alexandra I. Rios, Alyssa Levy, and Max Budowsky (M&A); James Phythian-Adams, Andrew R. Holland, Jennifer Norris, Jeremy E. Carroll, Julie Rodriguez, Nicole Mouzakiotis, and Rana J. Odeh (Insurance); Robert A. Ryan, Patricia Wood, and Jennifer Lin (Capital Markets); Banks Bruce, Sean Damm, Carson Calloway, and Kendra Smith (Global Finance); William Blumenthal, Vincent Brophy, and Bethany Wise (Antitrust/Competition); Christian E. Pilhofer (Employee Benefits and Executive Compensation); Elizabeth Shea Fries and Zach Paterick (Investment Funds); Cathryn Le Regulski and Peter McCorkell (Labor and Employment); Thomas D. Cunningham, Sheri Porath Rockwell, and Denise Kara (Privacy and Cybersecurity); and Peter D. Edgerton (Tax).~~Sidley is representing RenaissanceRe Holdings Ltd. (NYSE: RNR) in its US$2.985 billion acquisition of American International Group Inc.’s treaty reinsurance business, which includes Validus Reinsurance Ltd. and its consolidated subsidiaries, AlphaCat Managers Ltd. and its managed funds, and all renewal rights to the Assumed Reinsurance Treaty Unit of Talbot Treaty. The Sidley team is being led by Karen Dewis (M&A) and Sean Carney (Insurance), and includes Aaron Rigby, Matt Stoker, William Howell, Charlie Wilson, Nick DeAngelis, Danielle N. Sismour, Robert C. Uhl, Alexandra I. Rios, Alyssa Levy, and Max Budowsky (M&A); James Phythian-Adams, Andrew R. Holland, Jennifer Norris, Jeremy E. Carroll, Julie Rodriguez, Nicole Mouzakiotis, and Rana J. Odeh (Insurance); Robert A. Ryan, Patricia Wood, and Jennifer Lin (Capital Markets); Banks Bruce, Sean Damm, Carson Calloway, and Kendra Smith (Global Finance); William Blumenthal, Vincent Brophy, and Bethany Wise (Antitrust/Competition); Christian E. Pilhofer (Employee Benefits and Executive Compensation); Elizabeth Shea Fries and Zach Paterick (Investment Funds); Cathryn Le Regulski and Peter McCorkell (Labor and Employment); Thomas D. Cunningham, Sheri Porath Rockwell, and Denise Kara (Privacy and Cybersecurity); and Peter D. Edgerton (Tax).
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