1 EXHIBIT 21 SUBSIDIARIES OF ANKER COAL GROUP, INC. Anker Energy Corporation .............................................. Delaware Anker Group, Inc. ..................................................... Delaware Anker Power Services, Inc. ....................................... West Virginia Anker Virginia Mining Company, Inc. ................................... Virginia Anker West Virginia Mining Company, Inc. ......................... West Virginia Bronco Mining Company, Inc. ...................................... West Virginia Hawthorne Coal Company, Inc. ..................................... West Virginia Heather Glen Resources, Inc. ..................................... West Virginia Juliana Mining Company, Inc. ..................................... West Virginia King Knob Coal Co., Inc. ......................................... West Virginia Marine Coal Sales Company ............................................. Delaware Melrose Coal Company, Inc. ....................................... West Virginia New Allegheny Land Holding Company, Inc. ......................... West Virginia Patriot Mining Company, Inc. ..................................... West Virginia Simba Group, Inc. ..................................................... Delaware Upshur Property, Inc. ................................................. Delaware Vantrans, Inc. ........................................................ Delaware Vindex Energy Corporation ........................................ West Virginia