News & Press Releases

Senior Appointments Announced at Hamilton’s Lloyd’s Operations

LONDON, United Kingdom, November 25, 2015 – Hamilton Underwriting Limited, the managing agency of Lloyd’s Syndicate 3334 and the Lloyd’s operations of Hamilton Insurance Group, today announced that two senior underwriters who will lead the Syndicate’s planned product diversification have joined the organization.

Stuart Quinlan, who has been appointed to the positions of Head of Professional Lines and Deputy Active Underwriter, and Dr. Sima Adhya, who has been appointed to the position of Head of Space, will report to Hamilton Underwriting Limited Chief Executive Officer Dermot O’Donohoe, pending approval by Lloyd’s of an Active Underwriter for Syndicate 3334.

“I’m delighted that two experienced underwriters with such impressive track records for growing profitable businesses are a part of our new team,” said

Mr. O’Donohoe. “Sima and Stuart join us at an exciting time in Syndicate 3334’s development. I know their knowledge and experience will be invaluable as we prepare to launch our 2016 business plan on January 1.”

Syndicate 3334, formerly a niche sports and leisure underwriter, was acquired by Hamilton Insurance Group on April 1 of this year.

Mr. Quinlan joins Hamilton from Barbican Syndicate 1955 where he was responsible for all Casualty insurance and reinsurance lines. Prior to this, Mr. Quinlan was Chief Underwriting Officer, Europe, for Professional Lines at Zurich plc. He has also held senior roles at both Novae Group and Royal & SunAlliance.

Mr. Quinlan has a proven track record of building successful teams and writing profitable books of business. He has built enduring broker relationships over more than 25 years in the London market.

Dr. Adhya comes to Hamilton Underwriting Limited after four years as Head of Space at Starstone (formerly known as Torus) and, prior to that, four years as Head of Space at Sciemus, a data analytics and research-based underwriter. Dr. Adhya’s team consists of underwriters Mike Thorp and Jon Ashby, both of whom were also at Starstone.

Before joining the insurance industry, Dr. Adhya worked at QinetiQ, the former UK defence and research agency. She spent one year as a technical product manager for a radar detection system and two years as a space systems engineer, working on the operations team for a UK imaging satellite, and with the European Space Agency, working on asteroid deflection techniques.

About Hamilton Underwriting Limited and Hamilton Insurance Group

Hamilton Underwriting Limited is the managing agency of Lloyd’s Syndicate 3334 and the Lloyd’s operations of Hamilton Insurance Group, the Bermuda-based holding company for insurance and reinsurance operations that underwrite property and casualty risks in Bermuda, the U.S. and at Lloyd’s.  The company leverages analytics and research to create underwriting and investment value for its clients and shareholders. For more information, please visit