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Just Matter

Independent ESG Assurance Expertise

Supporting mining companies, supply chains, and audit firms in achieving credible ESG assurance and responsible mining audits.

We provide independent ESG audit expertise and assurance readiness support to mining companies, supply chains, and audit firms navigating increasingly complex sustainability and responsible mining verification requirements. Our work is grounded in internationally recognized assurance standards and focuses on identifying the evidence that matters most through experienced, audit-based professional judgment.

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Mining and supply chain companies often face a structural challenge when preparing for ESG and responsible mining audits. Consultants may not always have direct audit experience, while auditors must maintain independence and therefore cannot advise organizations on how to prepare for verification.  Drawing on both assurance and advisory experience, we help organizations prepare for credible verification while supporting audit firms with specialized ESG expertise that strengthens the integrity of the audit process.

Who We Serve

We work with organizations that require credible ESG verification, including:

Mining and Metals ESG Teams

Organizations preparing for ESG assurance and responsible mining audits.

Audit Firms and Certification Bodies

Firms conducting responsible mining and ESG assurance engagements.

Supply Chain and Downstream Companies

Companies in the mineral value chain requiring ESG verification or due diligence.

What We Do

All services are delivered within defined scopes and in accordance with applicable assurance standards.

ESG Audit Readiness and Internal Assessments

Supporting mining companies and supply chains in preparing for responsible mining audits and ESG assurance engagements.


  • IRMA and responsible mining gap assessments
  • internal ESG audits
  • review of systems, processes, and documentation
  • preparation of audit evidence and supporting records

    • Independent ESG Expertise for Audit Firms

    Providing specialized ESG expertise to audit firms and certification bodies conducting ESG assurance engagements.


  • ESG subject-matter expertise during audits
  • accreditation support 
  • program, tools and training development
  • support for complex or high-risk engagements

    • How We Work

    Independent and Audit-Aligned

    Our work is grounded in internationally recognized assurance standards and professional auditing practices. We maintain independence while helping organizations understand what credible ESG verification requires.

    Evidence-Focused

    We focus on the identification and evaluation of evidence that supports ESG claims and responsible mining performance. Our work prioritizes material issues and the documentation that matters most in assurance engagements.

    Practical and Operational

    Our approach is grounded in real audit experience. We work with organizations to understand how ESG commitments translate into operational systems, processes, and verifiable evidence.