Salvador Tirona

Maynilad Water Services, Inc. provides water management services. The company was founded in August 1997 and is headquartered in Quezon, Philippines.

Bayan Telecommunications, Inc. provides telecommunication services. It offers local exchange carrier, international gateway facility, domestic and international leased lines, public trunk radio, and public calling office services. The company was founded in 1961 and is headquartered in Pasig, Philippines.

Lopez Group Foundation, Inc. is a non-profit organization that coordinates the Corporate Social Responsibility initiatives of the Lopez Group of Companies. The foundation is based in Pasig, Philippines and was founded in 2004. It operates on the pillars of the Lopez family values of public service, nationalism, and entrepreneurship.

Professional Services, Inc. engages in the management of healthcare facilities and satellite clinics. It operates clinical departments for ophthalmology, otolaryngology, pediatrics, and psychiatry. It offers medical services for colorectal, acute stroke, adult neurology, breast care, delivery and surgery suite, developmental pediatrics, hemodialysis, intensive care, laboratory, liver care, medical information, neonatal intensive care, nuclear medicine, orthopedic, ostomy and complex wound care, out-patient chemotherapy, pain, pharmacy, physical medicine, pulmonary, radiology, and sleep center. It operates under The Medical City brand. The company was founded in 1964 and is headquartered in Pasig City, Philippines.

ADTEL, Inc. engages in the provision of telecommunication services. It offers solar, water, security, information technology, and broadcasting solutions. The company was founded in 1996 by Reynaldo T. Casas and is headquartered in Mandaluyong, Philippines.