First Gen Corporation is a Philippines-based investment holding company. The Company is engaged in the business of power generation. The Company's segments include First Gas Power Corporation (FGPC), which operates the 1,000 megawatts (MW) Santa Rita natural gas-fired power plant; FGP Corp. (FGP), which operates the 500 MW San Lorenzo natural gas-fired power plant; First NatGas Power Corp. (FNPC), which operates the 420 MW San Gabriel natural gas-fired power flex plant; Prime Meridian PowerGen Corporation (PMPC), which operates the 97 MW Avion natural gasfired power plant; FG Bukidnon Power Corporation (FG Bukidnon), which operates the 1.6 MW5 FG Bukidnon mini hydroelectric power plant; Energy Development Corporation (EDC) with an aggregate installed capacity of approximately 1,343.8 MW; First Gen Hydro Power Corporation (FG Hydro), which operates the 132.810 MW PantabanganMasiway hydroelectric power plants.