Hamilton Announces Underwriting Leadership Appointments at Hamilton Global Specialty

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03/04/2026 - 08:30 AM

PEMBROKE, Bermuda--(BUSINESS WIRE)-- Hamilton Insurance Group, Ltd. (NYSE: HG) (“Hamilton” or the “Company”), today announced the appointment of Sinead Cormican as Chief Underwriting Officer at Hamilton Global Specialty, its London-based underwriting platform, reporting to Alex Baker, Chief Executive Officer of Hamilton Global Specialty.

Sinead Cormican, Chief Underwriting Officer, Hamilton Global Specialty and Active Underwriter, Syndicate 4000

Cormican will succeed Miles Osorio, who will retire at the end of June 2026 following more than a decade with Hamilton. Cormican will continue in her role as Active Underwriter of Syndicate 4000 alongside her new responsibilities as Chief Underwriting Officer.

A long-standing member of the Hamilton Global Specialty leadership team, Cormican has played a critical role in the development of the Hamilton Global Specialty underwriting platform. With over 25 years of insurance experience, she brings deep technical expertise, strong market insight, and a proven leadership track record, positioning her well to guide the underwriting organisation through the next phase of the market cycle.

In parallel with Cormican’s appointment, Richard Northcott has assumed the role of Head of Business Development Strategy at Hamilton Global Specialty, reporting to Baker, in addition to his current position as Head of Marine and Energy. In this expanded role, he will lead strategic business development initiatives across all Hamilton Global Specialty classes of business, with a focus on further strengthening broker and client relationships and enhancing Hamilton’s market offering.

Baker said, “Sinead’s appointment reflects the depth of talent within Hamilton and the strength of our succession planning. Her continued exceptional contributions, leadership and deep understanding of our platform make her exceptionally well placed to lead our underwriting organisation. I am confident she will continue to build on the platform’s success as Chief Underwriting Officer.

“At the same time, Richard’s expanded role underscores our continued focus on strategic growth and long-term client and broker partnerships.

“Miles’ contributions have been instrumental in shaping the business we have today at Hamilton Global Specialty. It has been a privilege to work with him, and I am immensely proud of what our talented team has achieved over the past decade together with his leadership. I wish him a happy and healthy retirement following an impressive three decades serving the industry.”

About Hamilton Insurance Group, Ltd.

Hamilton is a Bermuda-headquartered specialty insurance and reinsurance company that underwrites risks on a global basis through its wholly owned subsidiaries. Its three underwriting platforms: Hamilton Global Specialty, Hamilton Select and Hamilton Re, each with dedicated and experienced leadership, provide access to diversified and profitable business around the world.

For more about our company, visit www.hamiltongroup.com or find us on LinkedIn at Hamilton