Exhibit 21.1

SUBSIDIARIES OF GRAHAM PACKAGING HOLDINGS COMPANY



|                                                               |  |                                          
|-------------------------------------------------------------- |  | -----------------------------------------
|Name                                                           |  | Jurisdiction and Type of Formation       
|Graham Packaging Company, L.P.                                 |  | Delaware Limited Partnership             
|GPC Capital Corp. I                                            |  | Delaware Corporation                     
|GPC Capital Corp. II                                           |  | Delaware Corporation                     
|GPC Opco GP LLC                                                |  | Delaware Limited Liability Company       
|GPC Sub GP LLC                                                 |  | Delaware Limited Liability Company       
|Graham Recycling Company, L.P.                                 |  | Pennsylvania Limited Partnership         
|Graham Packaging Acquisition Corp.                             |  | Delaware Corporation                     
|Graham Packaging Argentina S.A.                                |  | Argentine Corporation                    
|Graham Packaging Belgium S.A.                                  |  | Belgian Corporation                      
|Graham Packaging Canada Limited                                |  | Ontario Corporation                      
|Graham Packaging Comerc USA LLC                                |  | Delaware Limited Liability Company       
|Graham Packaging Company BV                                    |  | Netherlands Limited Liability Company    
|Graham Packaging Company OY                                    |  | Finnish Limited Liability Company        
|Graham Packaging Controllers USA LLC                           |  | Delaware Limited Liability Company       
|Graham Packaging do Brasil Industria e Comercio S.A.           |  | Brazilian Corporation                    
|Graham Packaging Europe SNC                                    |  | French General Partnership               
|Graham Packaging European Services, Ltd.                       |  | English & Wales Limited Liability Company
|Graham Packaging France Partners                               |  | Pennsylvania General Partnership         
|Graham Packaging France, S.A.S.                                |  | French Corporation                       
|Graham Packaging Holdings BV                                   |  | Netherlands Limited Liability Company    
|Graham Packaging Iberica S.L.                                  |  | Spanish Limited Liability Company        
|Graham Packaging International Plastic Products Inc.           |  | Delaware Corporation                     
|Graham Packaging Latin America, LLC                            |  | Delaware Limited Liability Company       
|Graham Packaging Leasing USA LLC                               |  | Delaware Limited Liability Company       
|Graham Packaging Lummen NV                                     |  | Belgian Limited Liability Corporation    
|Graham Packaging Minster LLC                                   |  | Ohio Limited Liability Company           
|Graham Packaging Normandy SARL                                 |  | French Limited Liability Company         
|Graham Packaging PET Technologies Inc.                         |  | Delaware Corporation                     
|Graham Packaging Plastic Products de Mexico S. de R.L. de C.V. |  | Mexican Limited Liability Company        
|Graham Packaging Plastic Products Inc.                         |  | Delaware Corporation                     
|Graham Packaging Plasticos de Venezuela C.A.                   |  | Venezuelan Corporation                   
|Graham Packaging Plastics Limited                              |  | English & Wales Limited Liability Company
|Graham Packaging Poland, L.P.                                  |  | Pennsylvania Limited Partnership         
|Graham Packaging Regioplast STS Inc.                           |  | Delaware Corporation                     
|Graham Packaging Technological Specialties LLC                 |  | Delaware Limited Liability Company       
|Graham Packaging U.K. Ltd.                                     |  | English & Wales Corporation              
|Graham Packaging Villecomtal SARL                              |  | French Limited Liability Company         
|Graham Packaging West Jordan, LLC                              |  | Utah Limited Liability Company           
|Graham Packaging Zoetermeer BV                                 |  | Netherlands Limited Liability Company    
|Graham Plastpak Plastik Ambalaj A.S.                           |  | Turkish Corporation                      
|GPACSUB LLC                                                    |  | Delaware Limited Liability Company       
|Lido Plast San Luis S.A.                                       |  | Argentine Corporation                    
|Graham Packaging Poland Sp. z o.o.                             |  | Polish Limited Liability Company         
|Graham Packaging Parana, Ltda.                                 |  | Brazilian Limited Liability Company      
|Resin Rio Comercio Ltda.                                       |  | Brazilian Limited Liability Company      
|Servicios Graham Packaging S. de R.L. de C.V.                  |  | Mexican Limited Liability Company        
|Societa Imballagi Plastici, S.r.L.                             |  | Italian Limited Liability Company        



120



---

|                                              |  |                                     
|--------------------------------------------- |  | ------------------------------------
|Name                                          |  | Jurisdiction and Type of Formation  
|Graham Packaging San Martin S.A.              |  | Argentine Corporation               
|Graham Packaging GP Acquisition LLC           |  | Delaware Limited Liability Company  
|Graham Packaging LP Acquisition LLC           |  | Delaware Limited Liability Company  
|Graham Packaging LC, L.P.                     |  | Delaware Limited Partnership        
|Graham Packaging PX Holding Corporation       |  | Delaware Corporation                
|Graham Packaging PX, LLC                      |  | California Limited Liability Company
|Graham Packaging PX Company                   |  | California General Partnership      
|Graham Packaging Asia Ltd.                    |  | Hong Kong Limited Company           
|Graham Packaging Trading (Shanghai) Co., Ltd. |  | Chinese Limited Liability Company   
|Roots Investment Holding Private Limited      |  | Hong Kong Private Limited Company   
|China Roots Packaging Pte. Ltd.               |  | Chinese Private Limited Company     
|Graham Packaging Japan Godo Kaisha            |  | Japanese Limited Liability Company  
|PT Graham Packaging Indonesia                 |  | Indonesian Limited Liability Company
|Graham Inmobiliara S. de. R.L. de C.V.        |  | Mexican Limited Liability Company   



121