Exhibit 21.1
Subsidiaries of Aleris International, Inc. as of March 31, 2011
Subsidiary | State of Incorporation / Formation | Aleris Ownership | ||||||
| 1. | Aleris Aluminum Austria GmbH | Austria | 100 | % | ||||
| 2. | Aleris Aluminum Belgium BVBA | Belgium | 100 | % | ||||
| 3. | Aleris Aluminum Bitterfeld GmbH | Germany | 100 | % | ||||
| 4. | Aleris Aluminum Bonn GmbH | Germany | 100 | % | ||||
| 5. | Aleris Aluminum Canada Holding 2, Inc. | Canada | 100 | % | ||||
| 6. | Aleris Aluminum Denmark ApS | Denmark | 100 | % | ||||
| 7. | Aleris Aluminum Duffel BVBA | Belgium | 100 | % | ||||
| 8. | Aleris Aluminum France SAS | France | 100 | % | ||||
| 9. | Aleris Aluminum GmbH | Germany | 100 | % | ||||
| 10. | Aleris Aluminum Italy Srl | Italy | 100 | % | ||||
| 11. | Aleris Aluminum Japan, Ltd. | Japan | 100 | % | ||||
| 12. | Aleris Aluminum Koblenz GmbH | Germany | 100 | % | ||||
| 13. | Aleris Aluminum Netherlands B.V... | Netherlands | 100 | % | ||||
| 14. | Aleris Aluminum Norway AS | Norway | 100 | % | ||||
| 15. | Aleris Aluminum Sales Europe GmbH | Germany | 100 | % | ||||
| 16. | Aleris Aluminum Service Center NV | Belgium | 100 | % | ||||
| 17. | Aleris Aluminum Spain, S.A. | Spain | 100 | % | ||||
| 18. | Aleris Aluminum Tianjin Co. Ltd. | China | 81 | % | ||||
| 19. | Aleris Aluminum UK Limited | United Kingdom | 100 | % | ||||
| 20. | Aleris Aluminum Vogt GmbH | Germany | 100 | % | ||||
| 21. | Aleris Asia Pacific International (Barbados) Ltd. | Barbados | 100 | % | ||||
| 22. | Aleris Asia Pacific Limited | Hong Kong | 100 | % | ||||
| 23. | Aleris Belgium EVBVA | Belgium | 100 | % | ||||
| 24. | Aleris Deutschland Beteiligungsunternehment Duffel GmbH | Germany | 100 | % | ||||
| 25. | Aleris Deutschland Holding GmbH | Germany | 100 | % | ||||
| 26. | Aleris Deutschland Vier GmbH Co KG | Germany | 100 | % | ||||
| 27. | Aleris Deutschland Vierte Verwaltungs GmbH | Germany | 50 | % | ||||
| 28. | Aleris Gibraltar Limited | Gibraltar | 100 | % | ||||
| 29. | Aleris Global Luxembourg S.a.r.l | Luxembourg | 100 | % | ||||
| 30. | Aleris Holdings Belgium BVBA | Belgium | 100 | % | ||||
| 31. | Aleris Holding Canada Limited | Canada | 100 | % | ||||
| 32. | Aleris Holding Luxembourg S.a.r.l | Luxembourg | 100 | % | ||||
| 33. | Aleris Hylite B.V. | Netherlands | 100 | % | ||||
| 34. | Aleris Inc. | Delaware | 100 | % | ||||
| 35. | Aleris Luxembourg S.a.r.l | Luxembourg | 100 | % | ||||
| 36. | Aleris Luxembourg S.a.r.l. & Co. KG | Germany | 100 | % | ||||
| 37. | Aleris Mexico, S. de R.L. de C.V. | Mexico | 100 | % | ||||
| 38. | Aleris New Gibraltar Limited | Gibraltar | 100 | % | ||||
| 39. | Aleris Nuevo Leon, S. de R.L. de C.V. | Mexico | 100 | % | ||||
| 40. | Aleris Ohio Management, Inc. | Delaware | 100 | % | ||||
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| 41. | Aleris RM, Inc. | Delaware | 100 | % | ||||
| 42. | Aleris Recycling, Inc. | Delaware | 100 | % | ||||
| 43. | Aleris Recycling Bens Run, LLC | Delaware | 100 | % | ||||
| 44. | Aleris Recycling (German Works) GmbH | Germany | 100 | % | ||||
| 45. | Aleris Recycling Holding B.V. | Netherlands | 100 | % | ||||
| 46. | Aleris Recycling (Netherlands) B.V. | Netherlands | 100 | % | ||||
| 47. | Aleris Recycling (Swansea) Ltd. | United Kingdom | 100 | % | ||||
| 48. | Aleris Rolled Products, Inc. | Delaware | 100 | % | ||||
| 49. | Aleris Rolled Products, LLC | Delaware | 100 | % | ||||
| 50. | Aleris Rolled Products Sales Corporation | Delaware | 100 | % | ||||
| 51. | Aleris Servicios Administrativos, S. de R.L. de C.V. | Mexico | 100 | % | ||||
| 52. | Aleris Servicios de Manufactura, S. de R. L. de C.V. | Mexico | 100 | % | ||||
| 53. | Aleris (Shanghai) Trading Co. Ltd. | China | 100 | % | ||||
| 54. | Aleris Specialty Products, Inc. | Delaware | 100 | % | ||||
| 55. | Aleris Specification Alloys, Inc. | Delaware | 100 | % | ||||
| 56. | Aleris Specification Alloy Products Canada Company | Canada | 100 | % | ||||
| 57. | Aleris Switzerland GmbH | Switzerland | 100 | % | ||||
| 58. | Aleris Technology (Netherlands) BV | Netherlands | 100 | % | ||||
| 59. | Alerisalu Aluminum Portugal, Unipessoal, Lda. | Portugal | 100 | % | ||||
| 60. | Aluminum Recycling Services, S. de R.L. de C.V. | Mexico | 100 | % | ||||
| 61. | BUG-Alutechnik GmbH | Germany | 100 | % | ||||
| 62. | Duinlust Grundstucks GmbH | Germany | 100 | % | ||||
| 63. | Dutch Aluminum C.V. | Netherlands | 100 | % | ||||
| 64. | ETS Schaefer Corporation | Ohio | 100 | % | ||||
| 65. | Granular Aluminum Products, Inc. | Indiana | 100 | % | ||||
| 66. | Grundstucksverwaltungsgesellschaft Objekt Wallershein GmbH | Germany | 100 | % | ||||
| 67. | IMCO Recycling of Ohio LLC | Delaware | 100 | % | ||||
| 68. | Imsamet of Arizona | Arizona | 70 | % | ||||
| 69. | Imsamet of Arizona Holding Company, LLC | Delaware | 100 | % | ||||
| 70. | Intl Acquisition Co. | Delaware | 100 | % | ||||
| 71. | MetalChem Handel GmbH | Germany | 100 | % | ||||
| 72. | Name Acquisition Co. | Delaware | 100 | % | ||||
| 73. | UWA Acquisition Co. | Delaware | 100 | % |
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