We underwrite a broad spectrum of casualty reinsurance classes for mutual, regional and specialty insurance carriers, as well as RRGs and captives, in the US and Canada. Worldwide cover is  provided by our international casualty reinsurance colleagues. 

Writing both working layer and catastrophe structures, our expertise covers key business lines, including casualty catastrophe, medical malpractice and workers’ compensation.

Why work with us

Our close relationships with our clients and their brokers are underpinned by our depth of knowledge in the casualty classes we offer, the quality of our contract execution and our commitment to providing innovative products that deliver when needed.

Our product lines


Offering proportional, catastrophe treaty, excess of loss and stop-loss reinsurance, our core products include:

  • Casualty catastrophe
  • General liability
  • Medical malpractice liability
  • Professional liability
  • WCA catastrophe
  • Workers’ compensation per person XOL

Brokers can find us at Lloyd's: Box 250B

For more information about North American casualty reinsurance from Barbican, contact:

Ondine Bourrut Lacouture

Ondine Bourrut Lacouture

Business Group Leader - Casualty Treaty, HPL & GL
work +44 (0)20 7082 1834
work cell +44 (0)75 8450 5013

Ondine joined Barbican in March 2011 and is business group leader for casualty treaty, HPL and GL.

Prior to joining the company, she was at Faraday Syndicate 435 where she wrote a lead book on US casualty reinsurance.

Ondine brings over fifteen years extensive experience of treaty underwriting to Barbican. After an MSc in insurance and risk management at CASS Business School, she joined Zurich Re in 1997 to train on the property side. In 1999, Ondine joined Alea in London and moved on to casualty, underwriting both treaty and binding authority business.

Lucy Town

Lucy Town

Underwriting Manager - North American Casualty Reinsurance
work +44 (0)20 7082 1844

Lucy joined Barbican in January 2014 and is underwriting manager for North American casualty reinsurance.

Lucy was previously at Aspen Re and, prior to her departure, was the acting lead underwriter for the US casualty department in London.  Lucy has worked across a broad range of treaty and facultative reinsurance lines, including medical malpractice, hospitals, professional liability and general liability. Lucy spent eight and a half years at Aspen, having joined immediately after graduating from university with a degree in economics with actuarial studies.

Lucy is ACII qualified.

George Butcher

George Butcher

Underwriting Assistant, North American Casualty Reinsurance
work +44 (0)20 7082 1989

George joined Barbican in September 2015 and is underwriting assistant for  North American casualty treaty.

George joined Barbican after graduating from Exeter University with a degree in Economics. George was very familiar with the company, having completed five separate work experience stints at Barbican during his 6th form and university holidays.

Natalie Lambert

Natalie Lambert

Underwriting Assistant, North American Casualty Reinsurance
work +44 (0)20 7082 2511

Natalie joined Barbican in April 2017 and is underwriting assistant for North American casualty treaty.

Natalie holds an Integrated Master's degree in Medicinal Chemistry from the University of Leeds.

Barbican at the Box

BOX 250 T: +44 (0) 20 7327 8291

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