Francisco Delfin

Part of PetroEnergy Resources Corp., Maibarara Geothermal, Inc. operates geothermal power plants. The company is based in Pasig, Philippines.

PetroGreen Energy Corp. develops and manages renewable energy projects. It also invest in renewable energy and retail electricity industries. The company is headquartered in Pasig, Philippines.

PNOC Exploration Corp. engages in the exploration, distribution and sale of oil, gas and other energy resources. Its services include service contracts, petroleum exploration and production, coal operating contracts, coal marketing and trading, and energy supply base. The company was founded in April 1975 and is headquartered in Taguig, Philippines.

PetroWind Energy, Inc. operates electricity from wind energy. The company is headquartered in Manila, Philippines.

PetroSolar Corp. engages in generation of solar electrical power. The company is headquartered in Pasig City, Philippines.

Energy Development Corp. engages in the generation of geothermal energy. It operates through the following segments: Leyte Geothermal, Negros Island Geothermal, Bacon-Manito Geothermal, Mt. Apo Geothermal, Pantabangan/Masiway , Wind Business, and Solar Business Facilities; and Others. The Leyte Geothermal segment pertains to Leyte Geothermal Production Field and Power Plants. The Negros Island Geothermal Facility segment refers to Southern Negros Geothermal Production Field and Power Plants. Power plants. The Bacon-Manito Geothermal Facility segment relates to Bacon-Manito Geothermal Production Field and Power Plants. The Mt. Apo Geothermal Facility segment represents Mt. Apo Geothermal Production Field and Power Plants. The Pantabangan/Masiway Facility segment consists of Pantabangan-Masiway hydroelectric complex located in Nueva Ecija Province. The Wind Business Facility segment pertains to wind project commercially operating in Northern Luzon. The Solar Business Facility segment includes solar projects commercially operating in Northern Luzon and Visayas. The Others segment refers to other renewable energy projects including foreign investments and the head office of the company. The company was founded on March 5, 1976 and is headquartered in Pasig, Philippines.