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Latham Advises Guidewire on Acquisition of hyperexponential

October 27, 2026
Cross-border team represents the platform for P&C insurers in the transaction.

Latham & Watkins has advised Guidewire, the platform P&C insurers trust to engage, innovate, and grow efficiently, on a definitive agreement to acquire Hyperexponential Ltd (hyperexponential) for a base purchase price of US$1.7 billion in cash, subject to adjustments, and up to an additional US$400 million in contingent consideration based on achievement of specified recurring revenue targets. hyperexponential is a London-based agentic platform provider of AI-native underwriting and pricing software for commercial lines P&C insurers.  

The Latham team was led by Bay Area partners Rick Kline and Tessa Bernhardt, with London counsel Jennifer Cadet, and associates LinLin (Lynn) Teng, Vladislav Vasiliev, Conor Nolan, Ben Caldera, and Eugene Yang. Advice was also provided on tax matters by London partners Aoife McCabe and Sean Finn, and New York partner Eric Kamerman; on finance matters by Los Angeles partner Mark Morris and New York partner Nathan Whitaker, with associates Chen Tang, Benedict Bussmann, and Brock Meyer; on employment matters by London partner Sarah Gadd and Bay Area partner James Metz, with London counsel Rebecca Fielding, and associates Venice Ma, Ellie Wilson, William Lowe, and Jennifer Lin; on IP and data privacy matters by London partners Calum Docherty and Richard Offord, and associates Ben Leigh, Grace Erskine, Britney Laryea, and Sarah Zahedi; on capital markets matters by New York partners Greg Rodgers, Sandy Kugbei, and Ryan Gold, with Silicon Valley counsel Zuza Gruca, and associates Katie Weeks and Bridget Fitzgerald; on antitrust matters by San Francisco partner Kelly Fayne, Washington, D.C. partner Peter Todaro, and London partner Ludmilla Le Grand, with associate James Mathieson; on sanctions matters by London counsel Thomas Lane, with associates Sarah Galali and Gregory Slevlin; on ABC matters by London partner Clare Nida, with associate Emma Bunting; and on insurance matters by Los Angeles partner Harrison White, with San Diego associate Enrique Covarrubias.

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