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SUBSIDIARIES AND AFFILIATES | 12 Months Ended
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Dec. 31, 2023
Disclosure of subsidiaries [abstract] |
SUBSIDIARIES AND AFFILIATES | NOTE 31 - SUBSIDIARIES AND AFFILIATES The following Group’s affiliates are legal entities included in the Consolidated Financial Statements of the Group. All entities are consolidated except otherwise stated in the footnotes.
Entity |  | Country |  | % Group Interest |  |
Cross Operating Segment |  |  |  |  |  |
Constellium Singen GmbH (AS&I and P&ARP) |  | Germany |  | 100% |  |
Constellium Valais S.A. (AS&I and A&T) |  | Switzerland |  | 100% |  |
AS&I |  |  |  |  |  |
Constellium Automotive USA, LLC |  | U.S. |  | 100% |  |
Constellium Engley (Changchun) Automotive Structures Co Ltd. |  | China |  | 54% |  |
Constellium Extrusions Decin S.r.o. |  | Czech Republic |  | 100% |  |
Constellium Extrusions Deutschland GmbH (A) |  | Germany |  | 100% |  |
Constellium Extrusions Landau GmbH (A) |  | Germany |  | 100% |  |
Constellium Extrusions Burg GmbH (A) |  | Germany |  | 100% |  |
Constellium Extrusions France S.A.S. |  | France |  | 100% |  |
Constellium Extrusions Levice S.r.o. |  | Slovakia |  | 100% |  |
Constellium Automotive Mexico, S. DE R.L. DE C.V. |  | Mexico |  | 100% |  |
Constellium Automotive Mexico Trading, S. DE R.L. DE C.V. |  | Mexico |  | 100% |  |
Astrex Inc |  | Canada |  | 50% |  |
Constellium Automotive Zilina S.r.o. |  | Slovakia |  | 100% |  |
Constellium Automotive (Nanjing) Co. Ltd. |  | China |  | 100% |  |
Constellium Automotive Spain SL |  | Spain |  | 100% |  |
Constellium UK Limited |  | United Kingdom |  | 100% |  |
A&T |  |  |  |  |  |
Constellium Issoire S.A.S. |  | France |  | 100% |  |
Constellium Montreuil Juigné S.A.S. |  | France |  | 100% |  |
Constellium China Co. Ltd. |  | China |  | 100% |  |
Constellium Japan KK |  | Japan |  | 100% |  |
Constellium Rolled Products Ravenswood, LLC |  | U.S. |  | 100% |  |
Constellium Ussel S.A.S. (B) |  | France |  | 100% |  |
AluInfra Services SA (C) |  | Switzerland |  | 50% |  |
P&ARP |  |  |  |  |  |
Constellium Deutschland GmbH |  | Germany |  | 100% |  |
Constellium Rolled Products Singen GmbH & Co. KG |  | Germany |  | 100% |  |
Constellium Neuf Brisach S.A.S. |  | France |  | 100% |  |
Constellium Muscle Shoals LLC |  | U.S. |  | 100% |  |
Constellium Holdings Muscle Shoals LLC |  | U.S. |  | 100% |  |
Constellium Muscle Shoals Funding II LLC |  | U.S. |  | 100% |  |
Constellium Muscle Shoals Funding III LLC |  | U.S. |  | 100% |  |
Constellium Metal Procurement LLC |  | U.S. |  | 100% |  |
Constellium Bowling Green LLC |  | U.S. |  | 100% |  |
Rhenaroll SA (D) |  | France |  | 50% |  |
Holdings & Corporate |  |  |  |  |  |
C-TEC Constellium Technology Center S.A.S. |  | France |  | 100% |  |
Constellium Finance S.A.S. |  | France |  | 100% |  |
Constellium France III S.A.S. |  | France |  | 100% |  |
Constellium France Holdco S.A.S. |  | France |  | 100% |  |
Constellium International S.A.S. |  | France |  | 100% |  |
Constellium Paris S.A.S. |  | France |  | 100% |  |
Constellium Germany Holdco GmbH & Co. KG |  | Germany |  | 100% |  |
Constellium Germany Verwaltungs GmbH |  | Germany |  | 100% |  |
Constellium US Holdings I, LLC |  | U.S. |  | 100% |  |
Constellium US Intermediate Holdings LLC |  | U.S. |  | 100% |  |
Constellium Switzerland AG |  | Switzerland |  | 100% |  |
Constellium Treuhand UG (haftunsgbeschränkt) |  | Germany |  | 100% |  |
Engineered Products International S.A.S. |  | France |  | 100% |  |
(A)On September 29,2023, the Group disposed of its interest in its subsidiary Constellium Extrusions Deutschland GmbH ("CED") in the AS&I business segment (see NOTE 30 - Disposal of subsidiaries). Therefore, Constellium Extrusions Landau GmbH and Constellium Extrusions Burg GmbH, which where subsidiaries of CED, were also disposed of as part of this transaction. (B)On February 2, 2023, the Group disposed of its interest in its subsidiary Constellium Ussel S.A.S., in the A&T business segment (see NOTE 30 - Disposal of subsidiaries). (C)AluInfra Services SA, the joint venture created with Novelis in July 2018, is consolidated as a joint operation and is immaterial to the Group Consolidated Financial Statements. (D)Rhenaroll is accounted for under the equity method.

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