Who we are




We are a well-established aviation insurance team with a worldwide account. Our experience in this fast changing market includes all types of aircraft operations from private to full commercial.


For satellite manufacturers and operators, we offer protection across the full range of operation, from launch phase to natural cessation.


Accident & Health

Our market-leading expertise focuses on adding real value for the widest range of clients through our bespoke underwriting practices.

Financial Risks

Our knowledgeable and experienced underwriters provide fully defined bespoke protections for today’s risks challenging financial institutions.

Healthcare Professional Liability

We are market leaders in the provision of sophisticated risk management to healthcare providers able and willing to retain a significant amount of risk.

International General Liability

We provide coverage worldwide for a broad range of industries on a primary and/or excess of loss basis, either as open market placements or under binding authorities.

International Professional Indemnity

Our direct and facultative coverage for domiciled companies is on a primary and excess-of-loss basis, both through binding authority arrangements and in the open market.

Specialist Lines

We provide bespoke solutions for North American and international clients, centred on specialist delegated authority business.

UK Employers & Public / Products Liability

Our UK EL/PL business is provided through a select number of MGAs, all of which have a proven track record and tight referral criteria in place.

US General Liability

We are leaders in standard, niche and specialist business for the US general liability and excess surplus lines market.


Cyber Protect

We provide Cyber clients with proven bespoke cover built on real-world cyber security experience and expertise. Our Cyber Centre of Excellence works with brokers and clients to deliver cover for the unique set of risks each of our clients faces.

CyberLink Marine Consortium

Chaucer has joined forces with selected leading insurers in the Lloyd’s market to form the CyberLink Marine Consortium.



We underwrite onshore and offshore exploration and production risks for a wide variety of clients, from fixed platforms and mobile offshore drilling to processing.

Midstream & Downstream

We provide physical damage, machinery breakdown and business interruption coverage for downstream and midstream energy businesses.

Renewable Energy

In the fast changing world of energy production, we provide physical damage, machinery breakdown and business interruption coverage for the renewable energy industry.


Cargo & Specie

Our Cargo business targets specialised and niche risks, with low theft susceptibility and limited exposure to natural catastrophe. Specie focuses on higher-risk exposures with industry-proven standards of loss prevention.

Marine PI & Transport Logistics

We provide comprehensive professional indemnity and transport liability coverage for companies and professionals in the maritime industry against legal liabilities arising out of the conduct of their business.

Freight Forwarder

Our online ForwarderLink service has been developed to provide insurance cover for freight logistics, insurance brokers, agents and other freight industry parties.

Hull, War & Liability

We provide cover for a wide range of marine clients, including both blue and brown water hull risks. 

Ports & Terminals

We provide leading packaged cover formulated to meet the diversity of requirements presented by the marine ports and terminals sector.

UK Marine Specialty - Lonham

Lonham is a leading specialist cargo and freight underwriting agency based in Ipswich. Joining the Chaucer Group in 2015, it opened up new growth opportunities for the agency while continuing the development of Chaucer’s specialty marine practice.



Our Nuclear Syndicate 1176 is the world’s leading insurer of nuclear risk, which predominantly includes cover for physical damage loss to civil nuclear power stations.


Political Violence

We are highly regarded in the political violence market, providing broad war, terrorism and political violence cover.

Political Risks & Credit

We are an acknowledged leader in political risk and credit risk, writing all major classes of business throughout the world. 


International Property Fac

Our rigorous and independent evaluation of risk enables us to write fully-tailored solutions to meet the precise needs of each challenge. Our international portfolio of property business is written on a direct and facultative basis from London and our hubs in Miami and Dubai.

US Property Insurance

We write a portfolio of US and North American property risks on a binding authority basis. We have an experienced team committed to a greater risk appetite. 

International Property Binders

As market leaders for international property binders, we provide the expertise of an exceptionally experienced team combined with definitive relevance for coverholders and clients.