London, 10 September 2026 – Carbon Underwriting Limited (“Carbon”) is pleased to announce the appointment of Phil Wooldridge as its Head of US Casualty and Deputy Active Underwriter, effective 28 September 2026.
In his new role, Phil will be responsible for growing Carbon’s book of business for US policies covering long-tail casualty risks. He will work closely with Jeff Bright, Carbon’s Underwriting Director responsible for short-tail US policies, and report into Rob Crocker, Chief Underwriting Officer at Carbon.
Phil joins Carbon with more than 30 years’ underwriting experience. He arrives from Gallagher Re, where he was Head of Reinsurance for Program Solutions. Previously, he held roles as Head of London US Casualty at SiriusPoint Ltd. and as the Syndicate Chief Underwriting Officer, Reinsurance, at MS Amlin.
Phil’s appointment demonstrates Carbon’s ambition to enhance its presence in US Casualty lines. It follows an exceptional growth period for the company, with revenues growing from £150m to £471m between 2023-6, and the recent significant growth equity investment into Carbon from FTV Capital. Proceeds from the investment will support Carbon’s international expansion, particularly in the US, and accelerate the development of Carbon’s best-in-class data and analytics ecosystem, Graphene.
Jacqui Ferrier, CEO at Carbon, said: “We are delighted Phil is joining Carbon. With three decades of experience in building profitable US casualty-focused books of business he will be an asset from day one. His arrival adds considerable strength to Carbon’s senior leadership, while he is fully aligned with our ethos of underwriting discipline combined with technical expertise. Additionally, Phil’s leadership will be invaluable as we accelerate our expansion into the US market, enhance our market-leading Graphene data ecosystem, and continue to scale the Carbon business.”
Phil Wooldridge added: “I am thrilled to join Carbon. The company is one of the most exciting players operating in the London Market and its use of technology and commitment to data transparency is a cut above. I cannot wait to get started, and I look forward to working closely with Jeff, Rob and the rest of the team.”

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About Carbon
Carbon combines underwriting expertise with innovative technology to deliver tailored capacity solutions for our delegated partners. We set out in 2018 with a mission to transform underwriting by blending deep industry expertise with cutting edge technology. We empower brokers, cover holders and reinsurers with smart, data-driven solutions that streamline processes and drive growth. This is administered through our in-house technology ecosystem, Graphene. Carbon Underwriting Limited operates principally as Syndicate CBN 4747 at Lloyd’s.
For more information, please visit: www.carbonuw.com/
Media contacts
Haggie Partners – Caroline Klein / Olivia Thomson / Ben Rothschild / Finlay Gardner
+44 (0) 207 562 4444
carbon@haggiepartners.com


