Sarulla Operations Ltd.
Sarulla Operations Ltd (SOL) is sponsored by a consortium of Medco, Itochu, Kyushu, Inpex and Ormat. The total investment of the project is USD 1.7 billion. The second amendment of the ESC (Energy Sales Contract) and JOC (Joint Operation Contract) between SOL, PLN and PGE was signed on April 4 2013. SOL has built the world's largest Geothermal Power Plant in a single contract, with a capacity of 3 x 110 MW to contribute the electricity needs in North Sumatra.