Exhibit 21.1



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|List of Subsidiaries of Xerium Technologies, Inc. (as of February 28, 2007) |  | State or Jurisdictionof Incorporation orOrganization
|Huyck Argentina Sociedad Anónima                                            |  | Argentina                                           
|Huyck Australia Pty. Limited                                                |  | Australia                                           
|Huyck Austria GmbH                                                          |  | Austria                                             
|Huyck Italia SpA                                                            |  | Italy                                               
|Huyck Japan Limited                                                         |  | Japan                                               
|Huyck Licensco Inc                                                          |  | Delaware                                            
|Huyck (UK) Limited                                                          |  | United Kingdom                                      
|Robec Brazil LLC                                                            |  | Brazil                                              
|Robec Walzen GmbH                                                           |  | Germany                                             
|Stowe Woodward Finland Oy                                                   |  | Finland                                             
|Stowe Woodward México, SA De C.V.                                           |  | Mexico                                              
|Stowe Woodward Sweden AB                                                    |  | Sweden                                              
|Stowe-Woodward Limited                                                      |  | United Kingdom                                      
|Stowe-Woodward (UK) Limited                                                 |  | United Kingdom                                      
|Stowe Woodward France SAS                                                   |  | France                                              
|Stowe-Woodward/Mount Hope Inc                                               |  | Canada                                              
|Stowe Woodward AG                                                           |  | Germany                                             
|Stowe Woodward LLC                                                          |  | Delaware                                            
|Stowe Woodward Licensco LLC                                                 |  | Delaware                                            
|TIAG Transworld Interweaving GmbH                                           |  | Switzerland                                         
|Wangner AB                                                                  |  | Sweden                                              
|Wangner Itelpa Participações Ltda.                                          |  | Brazil                                              
|Wangner GmbH                                                                |  | Germany                                             
|Wangner Limited                                                             |  | Ireland                                             
|Wangner Perot SA                                                            |  | Spain                                               
|Wangner Itelpa I LLC                                                        |  | Delaware                                            
|Wangner Itelpa II LLC                                                       |  | Delaware                                            
|Weavexx Corporation                                                         |  | Delaware                                            
|Weavexx Corporation                                                         |  | Canada                                              
|Xerium SAS                                                                  |  | France                                              
|Xerium Germany Holding GmbH                                                 |  | Germany                                             
|Xerium Italia SpA                                                           |  | Italy                                               
|Xerium do Brasil Ltda                                                       |  | Brazil                                              
|Xerium Technologies Limited                                                 |  | United Kingdom                                      
|Xerium Technologies Brasil Indústria e Comércio S.A.                        |  | Brazil                                              
|Xerium III (US) Limited                                                     |  | Delaware                                            
|Xerium IV (US) Limited                                                      |  | Delaware                                            
|Xerium V (US) Limited                                                       |  | Delaware                                            
|XTI LLC                                                                     |  | Delaware