IUA Ordinary Member Companies

Accelerant Insurance Europe SA 
Advent Risk Management
Ai Marine Risk Limited
AIG UK Ltd
Allianz Global Corporate & Specialty SE
Allied World Assurance Company (Europe) DAC
AmTrust Europe Ltd
Antares Reinsurance Company Limited
Arch Insurance (UK) Limited
Argo Re Ltd
Aspen Insurance UK Limited (AIUK)
Assicurazioni Generali (UK Branch)
Assuranceforeningen Skuld (Gjensidig) UK Branch
Assured Guaranty UK Limited
Astaara Company Limited
Aviva Insurance Limited
AXA XL Insurance Company UK Limited
Axis Specialty Europe SE
Barents Reinsurance SA
Berkley Offshore Underwriting Managers
Berkley Re UK Limited
Berkshire Hathaway European Insurance DAC
Berkshire Hathaway International Insurance Ltd
CFC Underwriting Limited
Chaucer Insurance Company DAC
Chubb European Group SE
CNA Insurance Company Limited 
Conduit Reinsurance Limited
Convex Insurance UK Limited
Coverys Limited
Endurance Worldwide Insurance Limited
Euler Hermes S.A (trading as Allianz Trade)
Everest Insurance (Ireland) DAC
Everest Reinsurance (Bermuda) Ltd
Gard Marine and Energy Europe AS 
General Insurance Corporation of India (GIC Re- UK London Branch)
General Reinsurance Company
Global Aerospace Underwriting Managers (GAUM)
Great Lakes Insurance SE (UK Branch – a Munich Re company)
Hamilton Insurance DAC
Hannover Rueck SE
Hartford Underwriting Agency
HDI Global SE – UK
HDI Global Specialty SE
Helvetia Global Solutions Ltd, UK Branch
Houston Casualty Company London
HSB Engineering Insurance Limited
International General Insurance Co Ltd (Bermuda)
International General Insurance Company (UK) Ltd
International General Insurance Company (Europe) SE 
La Reunion Aerienne London Ltd
Lancashire Insurance Company (UK) Limited 
Liberty Mutual Insurance Europe SE
Markel Insurance SE
Markel International Insurance Company Limited
Mitsui Sumitomo Insurance Company (Europe) Limited (MSIG UK)
MS Amlin Insurance SE
New India Assurance Company Limited
NorthStandard Limited
Norwegian Hull Club
QBE UK Limited
Renaissance Re Europe AG, UK Branch
Royal & Sun Alliance Insurance Group Limited
RSA Luxembourg S.A.
SCOR UK Company Limited
Sirius Point International Insurance Corporation (publ)
Sovereign Risk Insurance Ltd
Starr International (Europe) Limited
Swiss Re Europe S.A, UK Branch
Swiss Re International SE
The Fidelis Partnership
- Navium Marine Ltd
- Pine Walk Capital Limited
- Pine Walk Europe SRL
- Shelf Opco Bermuda Limited
TransAtlantic Reinsurance Company
TransRe London Limited
Travelers Insurance Company 
Victor Insurance UK
WE Bell & Clements Ltd (Munich Re Specialty)
West of England Insurance Services (Luxembourg) SA
Zurich Insurance Company Ltd (UK)

Total Ordinary Members = 81