EX-21.1 4 uamy_ex211.htm SUBSIDIARIES OF THE COMPANY

EXHIBIT 21.1

Subsidiaries of Registrant as of December 31, 2023
Name: |  | Jurisdiction
Bear River Zeolite Company |  | Idaho
Antimonio de Mexico, S.A. de C.V. |  | Mexico
United States Antimony, Mexico, S.A. de C.V. |  | Mexico
Stibnite Holding Company US Inc. |  | Montana
Antimony Mining and Milling US LLC |  | Montana
AGUA Mines, Inc. |  | Montana
Lanxess Laurel de Mexico, S.A. de C.V. |  | Mexico