| | | | | | | | |
| | | 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 | | | 100 | % |
| 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 Dingsheng Aluminum (Zhenjiang) Co., Ltd. | | China | | | 81 | % |
| 29. | | Aleris Gibraltar Limited | | Gibraltar | | | 100 | % |
| 30. | | Aleris Global Luxembourg S.a.r.l | | Luxembourg | | | 100 | % |
| 31. | | Aleris Holdings Belgium BVBA | | Belgium | | | 100 | % |
| 32. | | Aleris Holding Canada Limited | | Canada | | | 100 | % |
| 33. | | Aleris Holding Luxembourg S.a.r.l | | Luxembourg | | | 100 | % |
| 34. | | Aleris Hylite B.V. | | Netherlands | | | 100 | % |
| 35. | | Aleris Worldwide, Inc. | | Delaware | | | 100 | % |
| 36. | | Aleris Luxembourg S.a.r.l | | Luxembourg | | | 100 | % |
| 37. | | Aleris Luxembourg S.a.r.l. & Co. KG | | Germany | | | 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 | % |
| | | | | | | | |
| 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 (Shanghai) Trading Co. Ltd. | | China | | | 100 | % |
| 52. | | Aleris Specialty Products, Inc. | | Delaware | | | 100 | % |
| 53. | | Aleris Specification Alloys, Inc. | | Delaware | | | 100 | % |
| 54. | | Aleris Specification Alloy Products Canada Company | | Canada | | | 100 | % |
| 55. | | Aleris Switzerland GmbH | | Switzerland | | | 100 | % |
| 56. | | Aleris Technology (Netherlands) BV | | Netherlands | | | 100 | % |
| 57. | | Alerisalu Aluminum Portugal Unipessoal, Ltda. | | Portugal | | | 100 | % |
| 58. | | Aluminum Recycling Services, S. de R.L. de C.V. | | Mexico | | | 100 | % |
| 59. | | BUG-Alutechnik GmbH | | Germany | | | 100 | % |
| 60. | | Duinlust Grundstucks GmbH | | Germany | | | 100 | % |
| 61. | | Dutch Aluminum C.V. | | Netherlands | | | 100 | % |
| 62. | | ETS Schaefer, LLC | | Ohio | | | 100 | % |
| 63. | | Grundstucksverwaltungsgesellschaft Objekt Wallersheim GmbH | | Germany | | | 100 | % |
| 64. | | IMCO Recycling of Ohio, LLC | | Delaware | | | 100 | % |
| 65. | | Imsamet of Arizona | | Arizona | | | 70 | % |
| 66. | | Intl Acquisition Co. | | Delaware | | | 100 | % |
| 67. | | MetalChem Handel GmbH | | Germany | | | 100 | % |
| 68. | | Name Acquisition Co. | | Delaware | | | 100 | % |
| 69. | | UWA Acquisition Co. | | Delaware | | | 100 | % |
