- Blue Cross Health Care, Inc.
- Care Well
- Caritas Health Shield, Inc.
- Cocolife Health Care, Inc.
- EastWest Health Care
- Generali Pilipinas
- Getwell Health System, Inc.
- Grepalife Financial, Inc.
- Health Delivery First Health Maintenance, Inc.
- Health Plan Philippines, Inc.
- Insular Life Health Care, Inc.
- IMS Wellth Care, Inc.
- Intellicare
- Lacson and Lacson Insurance Brokers, Inc.
- Maxicare Healthcare Corporation
- MedAsia Philippines
- Medicard Philippines Medilink
- Medocare Health System, Inc.
- Philippine Charity Sweepstake s Office (PCSO)
- Philippine Long Distance Telephone Company (PLDT)
- PrudentiaLife Healthcare, Inc. (Medicare Plus)
- Star Healthcare Systems, Inc. ValuCare
Other Companies:
- Ayala Life Assurance Incorporated
- BPI-PhilamLife Assurance Corporation
- HOLCIM Philippines, Inc.
- Mariwasa Siam Ceramic
- NIDEC Precision Philippines Corporation