Indonesia’s Pertamina unit to invest $2.5b on 7 geothermal projects Visual from the company website Vincencia NLS November 30, 2015 PremiumIndonesia geothermal power producer PT Pertamina Geothermal Energy (PGE), a unit of state-owned PT Pertamina, will invest $2,5 billion to develop seven geothermal projects, that may be commissioned by 2019. Continue reading this story with a subscription to DealStreetAsia. Subscribe Already a subscriber? Log in Should your colleagues be reading this article too? Contact us for corporate subscriptions at firstname.lastname@example.org.