LYDALL, INC. Exhibit 21.1 List of Subsidiaries Lydall, Inc. - Incorporated in the State of Delaware Logistics Management, Inc. - Incorporated in the State of Connecticut Lydall Distribution Services, Inc. - Incorporated in the State of Connecticut Lydall Express, Inc. - Incorporated in the State of Connecticut Lydall Transport, Ltd. - Incorporated in the State of Virginia Lydall Eastern, Inc. - Incorporated in the State of Connecticut DBA: Lydall Composite Materials, Covington Operation Lydall Southern Products, Richmond Operation Lydall Southern Products, Jacksonville Operation Lydall Technical Papers Lydall & Foulds Lydall New York, Inc. - Incorporated in the State of New York DBA: Lydall Composite Materials, Hoosick Falls Operation Lydall Manning Nonwovens Division Lydall Manning Fort Washington Division Lydall Central, Inc. - Incorporated in the State of Indiana DBA: Lydall Westex, Hamptonville Operation Lydall Westex, Rockwell Operation Lydall Westex, Columbus Operation Subsidiary: Charter Medical, Ltd. - Incorporated in the State of Delaware Lydall International, Inc. - Incorporated in the State of Delaware Lydall FSC, Limited - Incorporated in Jamaica Trident II, Inc. - Incorporated in the State of Connecticut Sopatex, S.A. - Organized under the laws of France Axohm Industries, S.A. - Organized under the laws of France DBA: Lydall Axohm Axohm S.A. Operations Axohm U.K. - Organized under the laws of Great Britain