Chevron’s geothermal power plant in Mak-Ban (above) and in Tiwi, in Albay Province, supplies seven percent of the total power demand in the entire Luzon region. Chevron’s geothermal plants employs 1,644 people. All together, Chevron’s four business companies in the country -- Chevron Malampaya LLC, Chevron Geothermal Philippines, Chevron Philippines Inc, and Chevron Holdings Inc. -- employ more than 21,000 people.