EX-21.1 5 ex21_4q18.htm EXHIBIT 21.1
Exhibit 21
SUBSIDIARIES OF THE REGISTRANT
(As of December 31, 2018)

Name | State or Country of Organization
Arconic Domestic LLC | Delaware
Arconic Securities LLC | Delaware
Howmet International Inc. | Delaware
Howmet Holdings Corporation | Delaware
Howmet Corporation | Delaware
Arconic International Holding Company LLC | Delaware
Arconic Luxembourg S.à r.l. | Luxembourg
Arconic Inversiones España S.L. | Spain
Arconic Inversiones Internacionales S.L. | Spain
Arconic-Köfém Kft | Hungary
Arconic Global Treasury Services S.a.r.l. | Luxembourg
Alumax LLC | Delaware
Alumax Mill Products, Inc. | Delaware
Cordant Technologies Holding Company | Delaware
Arconic Global Fasteners & Rings, Inc. | Delaware
Huck International Inc. | Delaware
FR Acquisition Corporation (US), Inc. | Delaware
JFB Firth Rixson Inc. | Delaware

The names of particular subsidiaries have been omitted because, considered in the aggregate as a single subsidiary, they would not constitute, as of the end of the year covered by this report, a “significant subsidiary” as that term is defined in Regulation S-X under the Securities Exchange Act of 1934.