Office Locations

Corporate Headquarters 15 Inverness Way East Englewood, Colorado 80112 U.S.A. Telephone: +1 303 736 3000 Fax: +1 303 736 3150

Calgary PetroCanada Building, West Tower Suite 3900, 150 - 6th Ave. SW Calgary, Alberta Canada T2P 3Y7 Telephone: +1 403 770 4646 Fax: +1 403 770 4647	Edmonton Main Flr., South Petroleum Plaza Suite 112, 9915 - 108 Street Edmonton, AB T5K 2G8 Telephone: +1 780 413 3380 Fax +1 780 413 3383

China World Trade Centre, West Wing 306 No.1 Jian Guo Men Wai Avenue Chaoyang District Beijing 100004, China Telephone: +86 10 6505 2966 Fax: +86 10 6505 2977	Singapore 3 Anson Road #10-03 Springleaf Tower Singapore 079909 Republic of Singapore Telephone: +65 6225 4166 Fax: +65 6225 9694

Moscow Russia, Moscow 129085 Godovikova St. 9/31 Office 323 Telephone: +7 495 9806880	Japan Cera 51 Building, 1-21-8 Ebisu, Shibuya-ku, Tokyo 150-0013 Japan Telephone: +81 3 5791 9530 Fax: +81 3 5791 9662

Switzerland 24 Chemin de la Mairie P.O. Box 152 1258 Perly, Geneva Switzerland Telephone: +41 22 721 1717 Fax: +41 22 721 1919

Epsom Newplan House 41 East Street Epsom, Surrey, KT17 1BL, UK Telephone: +44 (0) 208 602 3800 Fax: +44 (0) 208 602 3805	Tetbury Enterprise House Cirencester Road Ilsom, Tetbury Gloucestershire GL8 8RX, UK Telephone: +44 (0) 1666 501200 Fax: +44 (0) 1666 504704

Denver Corporate Headquarters 15 Inverness Way East Englewood, CO 80112 Telephone: +1 303 736 3000 Fax: +1 303 736 3150	Dallas 17177 Preston Road, Suite 200 Dallas, TX 75248 Telephone: +1 972 783 8002 Fax: +1 972 783 0058

Houston 5333 Westheimer, Suite 100 Houston, TX 77056 Telephone: +1 713 840 8282 Fax: +1 713 599 9111	Midland 10 Desta Drive, Suite 620E Midland, TX 79705 Telephone: +1 432 682 2343 Fax: +1 432 683 5817

Oklahoma City 4045 N.W. 64th, Suite 300 Oklahoma City, OK 73116 Tel: + 1 405-254-2522 Fax: +1 405-254-2602	Tulsa 8801 South Yale, Suite 380 Tulsa, OK 74137 Telephone: +1 918 971 7071 Fax: +1 918 971 7074