1. by PT.PLNGeothermal forEnergyBusinessForumofthe38th Meeting oftheAPECWorkingGroup (Bali,November17,2009) 1

2. AboutPT.PLNGeothermal(PLNG)PLNGisasubsidiarycompanyofPT.PLN(Persero),astateownedpowercompanyinIndonesia.PLNGwaslegallyestablishedonApril6,2008foraimingatsupportingthepowerdevelopmentbusinessinIndonesiathroughtheprogramofgeothermalenergydevelopment.2 3. TheGeothermalPowerBusinessinIndonesia 1. Indonesiapresentsauniquegeothermalpowervaluechain 2. Incumbentsoperateatvariouspointsinthisvaluechain 3. Terminology:a. Brownfield:Afieldthathashaditsgeothermalresourcestestedsufficientlyfor developmenttoproceedb. Greenfield: Anyfieldthathasnotyetbeentested.c. LegacyWKP:WKPbelongingtoPGEandPLNgovernedbyKeppres45/1991. Includeselements4through9ofvaluechain.d. NewWKP:WKPofferedunderLaw27/2003.Includeselements1through9of valuechainGeothermalPowerValueChain1.2.3. 4. 5.6.7.8. 9.Opportunity Preliminary WKP Exploration Feasibility FieldDevelop PowerPlant Power FieldO&MIdentificaResourceProposal Study&PPAment Construction StationO&Mtion Assessment Preparation Negotiation GreenfieldBrownfieldPLNG(nearterm) PLNG(longterm)3 4. OpportunitiesforPLNGNearterm(Captive) Longterm(Competitive)493MWtotal(1)760MWtotal(1,5,6)430MWtotal(1,5) ~1,800MWtotal40.5MW (1,5,6,8)total(1,5,6,8)4 5. Fit&Schedule:BusinessLineStaging 493MW40.5MW 430MW760MWUpto1,800MW *Ifregulatoryenvironmentimproves2009 2010 201120122013 2014 2015 2016 5 6. OpportunitiesforPartnership(Nearterm)6 7. OpportunitiesforPartnership(Longterm)7 8. KeyNotes8 9. Jl. Wijaya I No. 61, Kebayoran Baru, Jakarta 12170, Indonesia. http://www.plngeo.com 9