EXHIBIT 21.1 AMERICAN WASTE SERVICES, INC. AND SUBSIDIARIES SUBSIDIARIES OF THE COMPANY The following is a list of the Company's subsidiaries except for unnamed subsidiaries which considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary. Subsidiary Name State of Incorporation --------------- ---------------------- . American Landfill Gas Company, Inc. Ohio . American Landfill, Inc. Ohio . American Landfill Management, Inc. Ohio . American Waste, Inc Ohio . American Waste of Mahoning Valley, Inc. Ohio . American Waste of Northeast Ohio, Inc. Ohio . American Waste Management Services, Inc. Ohio . Antech Ltd. Pennsylvania . Avalon Lakes Golf, Inc. Ohio . Avalon Travel, Inc. Ohio . TBG, Inc. Ohio . AWS Remediation, Inc. Pennsylvania . DartAmericA, Inc. Ohio . Dart Trucking Company, Inc. Ohio - Dart Realty, Inc. Ohio - Dart Services, Inc. Ohio . TRB National Systems, Inc. Ohio . Eagle Fidelity Insurance Company Vermont . Earth Sciences Consultants, Inc. Pennsylvania . Earth Sciences Consultants of Colorado, Inc. Colorado . East Liverpool Landfill, Inc. Ohio . Envirco Transportation, Inc. Ohio . Envirco Transportation Management, Inc. Ohio . Mahoning Landfill, Inc. Ohio . S.L.F. Development, Inc. Ohio -------------------------------------------------------------- Parent/subsidiary relationships are indicated by indentations. In each case, 100% of the voting securities of each of the subsidiaries is owned by the indicated parent of such subsidiary.