Exhibit 21
CONSOL Energy Inc.
CORPORATE DIRECTORY
As of January 31, 2011
(In alphabetical order reflecting correct capitalization)
| AMVEST Coal & Rail, LLC. |
Fairmont Supply Company | |
| AMVEST Coal Sales, Inc. |
Fola Coal Company, LLC. | |
| AMVEST Corporation |
Glamorgan Coal Company, LLC. | |
| AMVEST Gas Resources, Inc. |
Helvetia Coal Company | |
| AMVEST Mineral Services, Inc. |
Island Creek Coal Company | |
| AMVEST Minerals Company, LLC. |
Keystone Coal Mining Corporation | |
| AMVEST Oil & Gas, Inc. |
Knox Energy, LLC. | |
| AMVEST West Virginia Coal, LLC. |
Laurel Run Mining Company | |
| Braxton-Clay Land & Mineral, Inc. |
Leatherwood, Inc. | |
| Cardinal States Gathering Company |
Little Eagle Coal Company, LLC. | |
| Cargo Dockers Ltd. |
McElroy Coal Company | |
| Central Ohio Coal Company |
MOB Corporation | |
| CNX Funding Corporation |
Mon River Towing, Inc. | |
| CNX Gas Company LLC |
Mon-View, LLC | |
| CNX Gas Corporation |
MTB, Inc. | |
| CNX Land Resources Inc. |
Nicholas-Clay Land & Mineral, Inc. | |
| CNX Marine Terminals Inc. (formerly Consolidation Coal Sales Company) |
North Penn Pipe & Supply, LLC | |
| Peters Creek Mineral Services, Inc. | ||
| Coalfield Pipeline Company |
Piping and Equipment, Inc. | |
| Conrhein Coal Company |
Reserve Coal Properties Company | |
| CONSOL Energy Canada Ltd. |
Rochester & Pittsburgh Coal Company | |
| CONSOL Energy Holdings LLC VI |
Southern Ohio Coal Company | |
| CONSOL Energy Inc. |
TEAGLE Company, LLC. | |
| CONSOL Energy Sales Company (formerly CONSOL Sales Company) |
TECPART Corporation | |
| Terra Firma Company | ||
| CONSOL Financial Inc. |
Terry Eagle Coal Company, L.L.C. | |
| CONSOL of Canada Inc. |
Terry Eagle Limited Partnership | |
| CONSOL of Central Pennsylvania LLC |
Twin Rivers Towing Company | |
| CONSOL of Kentucky Inc. |
Vaughan Railroad Company | |
| CONSOL of Ohio LLC |
Western Allegheny Energy, LLC | |
| CONSOL of WV LLC |
Windsor Coal Company | |
| CONSOL of Wyoming LLC |
Wolfpen Knob Development Company | |
| Consol Pennsylvania Coal Company LLC (formerly Consol Pennsylvania Coal Company) |
Youngs Creek Mining Company, LLC | |
| Consolidation Coal Company |
||
| Eighty-Four Mining Company |