- Accenture
- ACORD
- Adler Insurance
- Admiral
- Admiral
- Adrian Flux
- AGCS
- Ageas
- AIG
- Allianz
- Allied World
- Ambant
- AmTrust
- Aon
- Aon Benfield
- Aon Hewitt
- Aon Risk Solutions
- A-Plan
- ARAG
- Arch Insurance
- Argo Group
- Arista
- Ascent
- Aspen
- Assurant
- Aston Lark
- Autonet
- Aviva
- AXA
- AXA XL
- Axiom Underwriting
- AXIS Capital
- Barbican
- Be Wiser
- Beazley
- Beech Underwriting
- Berkley
- Berkshire Hathaway
- Besso
- BGL Group
- Brassington
- Bravo Group
- Brightside
- Brightside
- Brit
- Broker Direct
- Broker Network
- Brown & Brown
- Bupa
- Camberford
- Canopius
- Cardiff Pinnacle
- Carole Nash
- Castel
- CFC Underwriting
- Chubb
- Churchill
- CII
- Citynet
- CNA
- Cobra Network
- Compass
- Co-op
- Covea
- Crawford & Company
- Crawford & Company
- DAS UK
- Direct Line Group
- DUAL
- Ecclesiastical
- Ed Broking
- Endsleigh
- Esure
- Ethos Broking
- First Central
- FM Global
- Gallagher
- General Legal Protection
- Generali
- Geo Underwriting
- Guy Carpenter
- H&R Insurance
- Hastings
- HDI
- Henderson
- Hiscox
- Howden
- Hyperion Insurance Group
- Ingenie
- Integro
- Ironshore
- James Hallam
- Jelf
- JLT
- Lancashire
- Legal & General
- Liberty Mutual
- Liberty Specialty Markets
- Lloyd's
- Lockton Companies
- LV=
- Lycetts
- Manchester Underwriting
- Markel Corporation
- Markerstudy
- Marsh
- Marsh McLennan
- MCE
- Mercer
- MetLife
- Miles Smith
- Minova
- More Than
- MS Amlin
- Munich Re
- NFU Mutual
- Obelisk Underwriting
- Octo Telematics
- OPUS Underwriting
- Pardus Underwriting
- Pen Underwriting
- Pioneer Underwriting
- Plum Underwriting
- Portus
- Prudential Plc
- Pulse
- QBE
- Quindell
- RFIB
- RKH Specialty
- RSA
- Sabre Insurance
- Saga
- SCOR
- Sedgwick
- Simply Business
- Sompo
- Sportscover
- Stackhouse Poland
- Starr Companies
- Staysure
- Swiftcover
- Swinton
- Swiss Re
- Tempo Underwriting
- The AA
- Thistle Insurance
- Thomas Carroll
- Tokio Marine
- Touchstone Underwriting
- Towergate
- Towergate Underwriting
- Travelers
- UK General
- UK Insurance
- WTW
- Zurich
