Giles was appointed as President of First Philippine Holdings Corporation (FPH) last October 1, 2015 and concurrently the President and Chief Operating Officer of its power generation subsidiary First Gen Corporation (First Gen) since 2010. He sits as a board director of FPH, First Gen and Energy Development Corporation (EDC), its geothermal subsidiary. Giles joined FPH in 1997 and was assigned to First Gen as its Chief Financial Officer to lead its $1.4 billion fundraising of the 1,500 MW Santa Rita and San Lorenzo gas-fired power plants. Giles also advised and arranged the financing of First Gen’s P58.5 billion acquisition of a controlling stake in geothermal operator Energy Development Corporation (EDC), in 2007. Giles previously worked as the Vice President for the Global Power Group in Singapore and Hong Kong of the Chase Manhattan Bank from 1990 to 1997.Giles completed his Master of Management degree from Northwestern University’s Kellogg Graduate School of Management in 1990 and his Bachelor of Science degree in Business Management from the Ateneo de Manila University in 1985.