65 ENI S.p.A. Piazzale Enrico Mattei, 1 00144 Rome Italy 13. Rio Tinto Rio Tinto, plc c/o Matthew Bateson Head of Environment and Legacy Management Health, Safety and Environment 6 St James's Square London SW1Y 4AD United Kingdom 14. Arch Coal Arch Coal, Inc. One CityPlace Drive, Suite 300 St. Louis, MO 63141 USA 18. Sasol SASOL Limited 1 Sturdee Avenue Rosebank Johannesburg South Africa 2196 19. Repsol Quisumbing Torres Counsel for Respondents Repsol, S.A., and Repsol Oil & Gas Canada, Inc. 12th Floor, Net One Center 26th Street Corner 3rd Avenue Crescent Park West Bonifacio Global City Taguig City 1634 Philippines 20. Marathon 15. Anadarko Anadarko Petroleum Corporation 1201 Lake Robbins Drive The Woodlands, Texas 77380 USA 16. Occidental Occidental Oil and Gas Corporation 5 Greenway Plaza, Suite 110 Houston, Texas 77046-0521 USA SyCip Salazar Hernandez & Gatmaitan Counsel for Respondent Marathon Oil Corporation 3rd Floor SyCipLaw Center 105 Paseo de Roxas Makati City 1226 Metro Manila, Philippines Marathon Petroleum Corporation Corporate Headquarters 539 South Main Street Findlay, OH 45840 USA 17. Lukoil 21. Hess PSJC LUKOIL c/o Gennady Krasovsky Deputy Corporate Secretary 11, Sretensky Boulevard, Moscow, Russia, 101000 Hess Corporation Hess Tower 1501 McKinney Street