Lagsom Quimica S.A. de C.V.

Name of Mine, Production Facility or Transport Operation

Lagsom Quimica S.A. de C.V.

Signatory Ownership Position

Not Applicable

Name of Operating Company

Lagsom Quimica S.A. de C.V.

Operation Address / Location

Presa del Fuerte No. 8,Colonia Recursos Hidraulicos
Municipio Tultitlan Estado de Mexico

Date of Certification

November 21, 2016

Date of Initial Certification

November 21, 2016

Signatory Date*

May 21, 2013

Additional Information or Comments

The deadline for conducting the recertification audit for Lagsom Quimica has been extended to November 30, 2020 due to health concerns and travel restrictions resulting from the COVID-19 virus
Lagasom Quimica transports cyanide from the Port of Guaymas to the Lagsom warehouse in Tultitlán Mexico using Lagsom trucks, conducts storage and distribution of sodium cyanide at the Lagsom warehouse, and transports cyanide from the Lagsom warehouse to mining clients using Lagsom trucks.