Due Diligence

Committed To Transparency, Accountability, And Responsible Governance Across All Operations.

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Due Diligence Report

Environmental Policy

Energy Consumption Policy

Anti-Competitive Practice Prevention Corporate Policy

MMR Supply Chain Policy

Code of Conduct

Drug and Alcohol Policy

Ethical Policy

Freedom of Association and Collective Bargaining Policy

Water Management Policy

Risk Management Policy

Hazard Identification and Risk Assessment(HIRA) Policy

Mine Closing Plan

DRC Mining Code (2018)

CODE MINIER de la RDC

Free, Prior and Informed Consent (FPIC) Policy

Natural Resource Use and Availability Policy

Cultural Heritage Protection Policy

Protected Areas Policy

MMR Responsible Sourcing STANDARD 7.3-Assurance report

Greenhouse Gas Emissions Policy

Economic Displacement and Livelihoods Restoration Policy

CAHRAs Identification and Management Procedure

Tin Code Report (October 2025)

MMR - RMAP Report

Grievance Lodgment Form

At MMR, we are committed to conducting business with integrity, transparency, and accountability. As part of our ethical commitment, we have established a Grievance Mechanism to ensure that all stakeholders—including employees, suppliers, community members, and other interested parties—have a safe, transparent, and accessible platform to voice concerns or report grievances.

We encourage you to use this form to report any misconduct, wrongdoing, or risks related to our operations, supply chain, or workplace environment. Your concerns will be handled with the utmost confidentiality and in accordance with our grievance resolution procedures.

MMR guarantees a fair, impartial, and timely review of all grievances. We strictly prohibit retaliation against any individual submitting a grievance in good faith. If you prefer to remain anonymous, you may do so by selecting the relevant option in the form.

How It Works:
  1. Complete the form by providing as much detail as possible about your grievance.
  2. Attach any supporting documents that may help us better understand and investigate the issue.
  3. Submit your grievance for review by our dedicated team.
  4. Follow-up and resolution – If you choose to provide contact details, we will keep you informed about the status of your grievance.

Register your Grievance