1. by PT. PLN Geothermal for Energy Business Forum of the 38 th Meeting of the APEC Working Group (Bali, November 17, 2009) 1

2. About PT. PLN Geothermal (PLN-G)  PLN-G is a subsidiary company of PT. PLN (Persero), a state- owned power company in Indonesia.  PLN-G was legally established on April 6, 2008 for aiming at supporting the power development business in Indonesia through the program of geothermal energy development. 2

3. The Geothermal Power Business in Indonesia 1.Indonesia presents a unique geothermal power value chain 2.Incumbents operate at various points in this value chain 3.Terminology: a.Brownfield: A field that has had its geothermal resources tested sufficiently for development to proceed b.Greenfield: Any field that has not yet been tested. c.Legacy WKP: WKP belonging to PGE and PLN governed by Keppres 45/1991. Includes elements 4 through 9 of value chain. d.New WKP: WKP offered under Law 27/2003. Includes elements 1 through 9 of value chain 3 7. Power Plant Construction 8. Power Station O&M 1. Opportunity Identifica- tion 2. Preliminary Resource Assessment 3. WKP Proposal Preparation 4. Exploration 5. Feasibility Study& PPA Negotiation 6. Field Develop- ment PLN-G (near-term) 9. Field O&M Geothermal Power Value Chain Greenfield Brownfield PLN-G (long-term)

4. Opportunities for PLN-G 4 760 MW total (1,5,6) 40.5 MW total (1,5,6,8) 493 MW total (1) 430 MW total (1,5) ~1,800 MW total (1,5,6,8) Near term (Captive)Long term (Competitive)

5. 2009 2010 2011 20122013 2014 Up to 1,800 MW 40.5 MW 430 MW 493 MW 760 MW Fit & Schedule: Business Line Staging 5 20152016 * If regulatory environment improves

6. Opportunities for Partnership (Near-term) 6

7. Opportunities for Partnership (Long-term) 7

8. Key Notes 8

9. 9 Jl. Wijaya I No. 61, Kebayoran Baru, Jakarta 12170, Indonesia. http://www.plngeo.com