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Insurance and Reinsurance

The largest insurance and reinsurance companies in the world count on us for our industry experience and our record of demonstrated excellence. Simpson Thacher is “the go-to firm for the insurance industry for really serious cases. Their practice is top-notch,” declared Chambers USA 2016.

2013-2019, 2021-2022, 2024
Insurance Firm of the Year - Benchmark Litigation

Through our litigation of the most significant cases of the last quarter-century, we are unsurpassed in helping to establish the controlling U.S. precedents in insurance and reinsurance case law. We have prevailed on issues involving:

  • Duty to defend
  • Fortuity
  • Number of occurrences
  • Allocation
  • Trigger of coverage
  • Pollution and other exclusions
  • Insurer rights in policyholders’ bankruptcy
  • Follow-the-fortunes
  • Antitrust and trade practice challenges to insurer conduct

We also are a leader in capital-raising in the insurance sector, and our insurance industry clients turn to us for advice on their most important mergers and acquisitions.

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        Spotlight on
        Insurance Law Alert Resource Center
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        Simpson Thacher Named a Law360 Insurance “Practice Group of the Year” for 2023
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        Simpson Thacher Named Insurance Litigation Department of the Year by NYLJ for Third Time
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        Insurance Litigation Practice National Practice Group of the Year (2013-2019, 2021-2022)
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        Simpson Thacher Named Finalist for The American Lawyer’s Insurance Litigation Department of the Year 2021
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        Bryce Friedman Named a 2020 “MVP” in Insurance by Law360