EX-21 7 c91583exv21.txt SUBSIDIARIES EXHIBIT 21 SUBSIDIARIES OF ARCH COAL, INC. The following is a complete list of the direct and indirect subsidiaries of Arch Coal, Inc., a Delaware corporation:
JURISDICTION OF NAME INCORPORATION/FORMATION ---- ----------------------- Allegheny Land Company Delaware Apogee Coal Company Delaware Arch Coal Sales Company, Inc. Delaware Arch Coal Terminal, Inc. Delaware Arch Energy Resources, Inc. Delaware (1) Arch of Wyoming, LLC Delaware Arch Reclamation Services, Inc. Delaware Arch Western Acquisition Corporation Delaware (1) Arch Western Bituminous Group LLC Delaware (2) Arch Western Resources, LLC Delaware (3) Arch Western Finance, LLC Delaware Ark Land Company Delaware (4) Ark Land LT, Inc. Delaware (4) Ark Land WR, Inc. Delaware Ashland Terminal, Inc. Delaware (5) Canyon Fuel Company, LLC Delaware (6) Catenary Coal Company Delaware Catenary Coal Holdings, Inc. Delaware Coal-Mac, Inc. Kentucky (6) Cumberland River Coal Company Delaware Energy Development Co. Iowa (7) Hobet Mining, Inc. West Virginia (7) Julian Tipple, Inc. Delaware (6) Lone Mountain Processing, Inc. Delaware Mingo Logan Coal Company Delaware (8) Mountain Coal Company, L.L.C. Delaware Mountain Gem Land, Inc. West Virginia Mountain Mining, Inc. Delaware Mountaineer Land Company Delaware P. C. Holding, Inc. Delaware Paint Creek Terminals, Inc. Delaware (1) Thunder Basin Coal Company, L.L.C. Delaware (9) Triton Coal Company, L.L.C. Delaware (4) Western Energy Resources, Inc. Delaware
(1) Owned by Arch Western Resources, LLC. (2) Arch Western Acquisition Corporation owns a 99% membership interest in Arch Western Resources, LLC. (3) Owned by Arch of Wyoming, LLC (4) Owned by Ark Land Company (5) Arch Western Bituminous Group LLC owns a 65% membership interest in Canyon Fuel Company, LLC. Arch Coal, Inc. owns the remaining 35% interest. (6) Owned by Catenary Coal Holdings, Inc (7) Owned by Mountain Mining, Inc. (8) Owned by Arch Western Bituminous Group LLC (9) Owned by Thunder Basin Coal Company, LLC