- Allianz Worldwide Care
- April UK
- Argent Rehabilitation
- Aviva
- Aviva/Pmi & Vinci
- AXA PPP Healthcare*
- Beneden Healthcare
- BUPA
- Bupa Iinternational
- Cigna Healthcare
- CS Healthcare
- EMR Healthcare Insurance (Rubicon)
- Exeter Family Friendly Society LTD
- Groupama Healthcare
- Healix Health Services
- Healthcare RM
- Healthnow
- Health Online
- Medcal Care Direct
- New Vision Healthcare (Multiplex Health Trust)
- Overland Health
- Permanent Health Company
- Police Healthcare
- Police Mutual
- Pruhealth/Vitality Health
- Simply Health + Medisure & National Friendly
- Standard Life
- Tricare International SOS
- Universal Provident
- Vanbreda International
- William Russell
- WPA