Name of Mine, Production Facility or Transport Operation

CyPlus Idesa Mexican Supply Chain


Signatory Ownership Position

100%

Name of Operating Company

CyPlus Idesa


Operation Address / Location

Postal Address: Calzada Mexico - Xochimiclo 5149
14610
Mexico


Date of Certification

January 21, 2026

Date of Initial Certification

January 31, 2013

Signatory Date*

October 19, 2010

Additional Information or Comments

CyPlus Idesa’s Mexican Supply Chain includes land transport of cyanide by various truck companies within Mexico, cyanide management at the ports of Salina Cruz, Mazlatlán, and Veracruz, shipping by sea by the marine carriers Grupo Navemar and Hapag-Lloyd, rail transport by Ferrocarril Mexicano (Ferromex), and overall management by CyPlus Idesa.