- Business
- PT Pertamina Geothermal Energy Tbk (PGEO.JK) engages in the exploration, development, exploitation, and production of geothermal energy in Indonesia and internationally as a subsidiary of PT Pertamina (Persero). The company operates 13 geothermal working areas (WKPs) and 20 geothermal power stations (PLTPs) with 672.5 MW installed capacity under direct own operation, plus an additional 1,205 MW managed through joint operation contracts, totaling 1,877.5 MW; it provides geothermal steam supply, electricity generation under Total Project schemes, carbon credits, and downstream products including co-generation initiatives. Headquartered in Grha Pertamina, Tower Pertamax, 7th Floor, Jl. Medan Merdeka Timur No. 11-13, Central Jakarta, Indonesia, PGE traces its origins to Pertamina's geothermal exploration in 1974 and was formally established in 2006. Geographically, it focuses primarily on Indonesian sites such as Kamojang, Hululais, Lumut Balai, Sungai Penuh, Ulubelu, and Lahendong, with expansions into Kenya's Suswa field and bids for projects in Turkiye. Recent developments include a 2024 Memorandum of Understanding with Ecolab for Flow2Max two-phase fluid flow technology deployment; an August 2025 partnership with PT PLN Indonesia Power for 19 geothermal projects totaling 530 MW potential capacity acceleration, plus Head of Agreement and Consortium Agreements for Ulubelu Bottoming Unit (30 MW) and Lahendong Bottoming Unit (15 MW) co-generation; USD300 million capital expenditure allocation for mergers, acquisitions, and international drilling starting in Kenya; and achievement of commercial operation for its second unit at a key project.