Exhibit 21.1
SUBSIDIARIES OF THE REGISTRANT
Name | State or Country of Organization | |
| A.F.P. Pty Ltd1 | Australia | |
| AAC Holdings Company1 | Delaware | |
| ACAP Australia Pty Ltd1 | Australia | |
| Alcoa (Barbados) Holding Srl | Barbados | |
| Alcoa (Beijing) Trading Company Ltd. | China | |
| Alcoa - Aluminerie De Deschambault L.P. | Canada | |
| Alcoa a Islandi ehf | Iceland | |
| Alcoa Allowance Management Inc. | Delaware | |
| Alcoa Aluminio S.A. | Brazil | |
| Alcoa Asia Limited | Delaware | |
| Alcoa Australian Holdings Pty Ltd | Australia | |
| Alcoa Business Park LLC | Delaware | |
| Alcoa Canada Co. | Canada | |
| Alcoa Canada Energy Investment Co. | Canada | |
| Alcoa Canada Holding Co. | Canada | |
| Alcoa Canada IK Services Ltd. | Canada | |
| Alcoa Canada - Foreign Investment Company | Canada | |
| Alcoa Caribbean Alumina Holdings, L.L.C. | Delaware | |
| Alcoa Deschambault Ltd. | Canada | |
| Alcoa DiMarc Inc. | Delaware | |
| Alcoa Do Brasil - Industria E Comercio Limitada | Brazil | |
| Alcoa Energy Holdings Australia Pty Ltd1 | Australia | |
| Alcoa Energy Management Australia Pty Ltd1 | Australia | |
| Alcoa Energy Services, Inc. | Delaware | |
| Alcoa European Financing LLC | Delaware | |
| Alcoa Fjardaal sf | Iceland | |
| Alcoa Fuels, Inc. | Indiana | |
| Alcoa Guinea, S.A. Avec A.G.1 | Guinea | |
| Alcoa Holland B.V. | Netherlands | |
| Alcoa IK Services Inc. | Delaware | |
| Alcoa Inespal Aviles, SL | Spain | |
| Alcoa Inespal Coruna, SL | Spain | |
| Alcoa Inespal, SL | Spain | |
| Alcoa International Management Services Company Limited | Ireland | |
| Alcoa Materials Management, Inc. | Delaware | |
| Alcoa Nederland Holding B.V. | Netherlands | |
| Alcoa Norway ANS | Norway | |
| Alcoa of Australia Limited1 | Australia | |
| Alcoa Portland Aluminium Pty Ltd1 | Australia | |
| Alcoa Power Generating Inc.2 | Tennessee | |
| Alcoa Power Marketing LLC | Delaware | |
| Alcoa Recycling Company, Inc. | Delaware | |
| Alcoa Remediation Management LLC | Delaware | |
| Alcoa Saudi Limited1 | Hong Kong | |
| Alcoa Saudi Rolling Inversiones S.L. | Spain | |
| Alcoa Saudi Smelting Inversiones S.L. | Spain |
Name | State or Country of Organization | |
| Alcoa Servizi S.r.l. | Italy | |
| Alcoa Shared Services Hungary Kft. | Hungary | |
| Alcoa Singapore Trading Pte. Ltd. | Singapore | |
| Alcoa South Carolina, Inc. | Delaware | |
| Alcoa Steamship Company, Inc.1 | New York | |
| Alcoa Technical Center LLC | Delaware | |
| Alcoa Trasformazioni S.r.l. | Italy | |
| Alcoa Treasury S.a.r.l. | Luxembourg | |
| Alcoa Trinidad Unlimited | Trinidad and Tobago | |
| Alcoa USA Corp. | Delaware | |
| Alcoa USA Holding Company | Delaware | |
| Alcoa Warrick LLC | Delaware | |
| Alcoa Warrick M&E, G.P. | Indiana | |
| Alcoa Wenatchee LLC | Delaware | |
| Alcoa Wolinbec Company | Canada | |
| Alcoa World Alumina LLC1,3 | Delaware | |
| Alcoa World Alumina Brasil Ltda.1 | Brazil | |
| AWA Saudi Limited1 | Hong Kong | |
| Alcoa-Lauralco Management Company | Canada | |
| Alumina Espanola, S.A.1 | Spain | |
| Aluminerie Lauralco S.a.r.l. | Luxembourg | |
| Aluminio Espanol, S.L.U. | Spain | |
| Aluminum Company of America | Delaware | |
| Alusud Uruguay S.r.l. | Uruguay | |
| ASC Alumina, Inc. | Delaware | |
| Badin Business Park LLC | Delaware | |
| Companhia Geral De Minas | Brazil | |
| Discovery Aluminas, Inc.1 | Louisiana | |
| Eastalco Aluminum Company | Delaware | |
| Eastern Aluminium (Portland) Pty Ltd1 | Australia | |
| Eastern Aluminium Pty Ltd1 | Australia | |
| Enterprise Partnership1 | Australia | |
| Estreito Energia S.A. | Brazil | |
| Gevoy S.A. | Uruguay | |
| Grupiara Participacoes S.A. | Brazil | |
| Hedges Gold Pty Ltd1 | Australia | |
| Info - Kind Limited | Hong Kong | |
| Intalco Aluminum Co. | Canada | |
| Intalco Aluminum LLC | Delaware | |
| Laqmar Quebec Company | Canada | |
| Laqmar Quebec G.P./Laqmar Quebec S.E.N.C. | Canada | |
| Lib-Ore Steamship Company, Inc.1 | Liberia | |
| Luxcoa S.a.r.l. | Luxembourg | |
| Matapu Sociedade De Mineracao Ltda.1 | Brazil | |
| Mineracao Sao Jorge Ltda.1 | Brazil | |
| Murdstone Pty Ltd | Australia | |
| New Eastwick Corporation | Pennsylvania | |
| Norsk Alcoa AS | Norway | |
| Norsk Alcoa Holding AS | Norway | |
| Norsk Alcoa Smelting AS | Norway | |
| Northwest Alloys, Inc. | Delaware |
Name | State or Country of Organization | |
| Novo Horizonte Desenvolvimento Imobiliario Ltda. | Brazil | |
| N.V. Alcoa Minerals of Suriname1 | Netherlands | |
| Point Comfort Water Company1 | Texas | |
| Presidential Development Corporation | New York | |
| RB Sales Company, Limited | Delaware | |
| Reydaral ehf | Iceland | |
| Reynolds Becancour, Inc. | Delaware | |
| Reynolds Foreign Sales, Inc. | Panama | |
| Reynolds Metals Company, LLC | Delaware | |
| Reynolds Metals Development Company | Delaware | |
| Reynolds Metals Exploration, Inc. | Delaware | |
| Reynolds Overseas Corporation | Panama | |
| RMC Delaware, LLC | Delaware | |
| RMC Properties LLC | Delaware | |
| Saint George Insurance Company | Vermont | |
| St. Croix Alumina, L.L.C.1 | Delaware | |
| Suriname Aluminum Company, L.L.C.1 | Delaware | |
| Wollaw Pty Ltd | Australia |
| 1 | Owned directly or indirectly 60% by Alcoa Corporation and 40% by Alumina Limited. |
| 2 | Registered to do business in Tennessee under the name APG Trading and the name Tapoco and in Washington under the name of Colockum. |
| 3 | Registered to do business in Pennsylvania and Texas under the name of Alcoa World Chemicals. |
