66 Houston, TX 77010 USA 22. Xstrata – acquired by Glencore Glencore plc Baarermattstrasse 3 6340 Baar Switzerland 23. Massey Energy – acquired by Alpha Natural Resources Alpha Natural Resources, Inc. One Alpha Place P.O. Box 16429 Bristol, VA 24209 USA 24. Alpha Natural Resources Alpha Natural Resources, Inc. One Alpha Place P.O. Box 16429 Bristol, VA 24209 USA 25. Cyprus Amax - subsidiary of a predecessor company, Cyprus Amax Minerals Company Devon Energy Corporate Headquarters 333 West Sheridan Avenue Oklahoma City, Oklahoma 731025015 USA 28. BG Group BG Group plc 100 Thames Valley Park Drive Reading Berkshire RG6 1PT United Kingdom 29. Westmoreland Mining Westmoreland Coal Company 9540 South Maroon Circle Suite 200 Englewood, CO 80112 USA 30. Suncor Suncor Energy, Inc. Corporate Head Office Suncor Energy Inc. 150 6th Avenue S.W. Calgary, Alberta T2P 3E3 Canada Freeport-McMoRan Inc. 31. Kiewit Mining 333 N. Central Ave. Phoenix, AZ 85004 USA Kiewit Mining Group Inc. Kiewit Plaza Omaha, NE 68131 USA 26. EnCana EnCana Corporation 500 Centre Street SE Calgary, AB T2G 1A6 Canada 27. Devon Energy 32. North American Coal The North American Coal Corporation 5340 Legacy Drive Building I, Suite #300 Plano, TX 75024-3141 USA