Mined materials: Lead, zinc, copper, silver
Stage 2: completed 27 August 2022
Stage 1: completed 20 September 2019
Stage 2: completed 24 February 2020
Completion/report issued: 21 October 2020
Zimapan, Hidalgo 42338 México
Assessment type: Initial Audit
Audit status: Surveillance audit underway.
Previous audits: Initial audit report published. View report: English, Spanish.
Achievement Level: IRMA Transparency. Find out how this is calculated.
Certification body: ERM Certification and Verification Services. (website | email)
Stakeholder engagement: To provide input or participate in audits, contact:
ERM Certification and Verification Services Limited
Postnet Suite 90, Private Bag X12,
Exchequer Court, 33 St Mary Axe, London, EC3A 8A
- To file a complaint about the audit results (e.g., achievement level, scores, content of audit reports) contact ERM-CVS at firstname.lastname@example.org
- To file a complaint about auditors or Certification Bodies (e.g., performance, competencies, potential conflicts of interest, etc.): file a complaint with IRMA.
ERM-CVS Carrizal On-site (Stage 2) Audit Announcement