Sustainability

At MMG, our vision is to be the world’s most respected mining company. To achieve this, we are committed to positively contributing to our host regions while also effectively managing the risks to people, heritage and the environment.
We recognise that the sustainable development of our host countries and communities is the result of many shared steps. Over time these steps lead to real and lasting improvements in the quality of the lives of those touched by our operations. Transforming natural resources into sustainable development is how we mine for progress.

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Safety

At MMG, the health and safety of our people is our highest priority and our first value. We are committed to fostering a company-wide safety culture that is consistently reinforced by strong leadership, safe behaviours, and a shared commitment to care across all our sites and offices.

Nothing is more important than ensuring every person returns home safely and in good health at the end of each day.

In this page: Safety’s key achievements, initiatives, and governance practices related to workplace health, safety culture, and risk management across MMG operations. 

Safety
Health

Protecting the health of our people is as vital as ensuring their physical safety. We proactively support the physical and mental wellbeing of our workforce and are committed to minimising occupational health risks and psycho-social impacts through targeted prevention, monitoring, and continuous improvement across all our operations.

In this page: initiatives, performance, and commitments related to employee health, occupational hygiene, and wellbeing across MMG operations.

Health
Environmental Management

MMG is committed to minimising our environmental footprint and reducing our reliance on natural resources. Our approach to environmental management is guided by the principles of ISO 14001:2016 (Environmental Management Systems) and ISO 31000:2018 (Risk Management), dedicated Climate and Nature strategies, and ensuring a structured, risk-based, and continuous improvement framework across all operations.

In this page: key environmental strategies, performance metrics, and site-level initiatives focused on land, water, biodiversity, and emissions management. 

Environmental management
Social Performance

Engagement with our communities and Indigenous peoples are a vital part of our social licence to operate, and we strive to be a welcomed and valued partner in the regions where we work. Our approach to community engagement is grounded in mutual respect, transparency, and responsiveness. We are committed to consulting with, listening to, and openly responding to our community stakeholders and rightsholders. When concerns arise, we aim to address them in an honest, timely, and cooperative manner.

In this page: community engagement, resettlement programs, grievance mechanisms, and contributions to local development across MMG sites. 

Social Performance
Human Rights

We recognise that human rights encompass a broad spectrum of interconnected issues, requiring a coordinated and integrated approach across our business. At MMG, the responsibility for upholding our commitment to human rights is shared across multiple functions. Each function plays a critical role in embedding human rights considerations into our policies, practices, and decision-making processes.

In this page: commitments, due diligence practices, and actions to address human rights risks across our operations and supply chains. 

Human Rights
ESG and Compliance

At MMG, we are committed to responsible environmental and social performance, underpinned by strong governance across our operations. This commitment supports our long-term growth strategy by enabling us to:

  • Reduce and manage our environmental and social impact in the regions in which we operate
  • Strengthen relationships with stakeholders and communities
  • Attract, develop, and retain talented and values-aligned employees
  • Proactively manage reputational, regulatory, and operational risks
  • Drive cost control and operational efficiency

In this page: governance structures, ethical standards, reporting frameworks, and regulatory alignment across MMG’s global operations. 

ESG and Compliance
MMG Sustainability Framework

At MMG, the way we work reflects our shared commitment to sustainability. Our Sustainability Framework defines our approach to health and safety, security, environmental stewardship, social performance, human rights, and other material sustainability matters. It is grounded in global best practice, aligned with international standards, and designed to meet rigorous external reporting and assurance obligations.

In this page: MMG’s strategic pillars, governance structure, material topics, and alignment with global ESG standards. 

MMG Sustainability Framework
wemineforprogress.com

We Mine For Progress is our sustainability website. It showcases our people, communities and sustainability performance.

The stories on wemineforprogress.com demonstrate our values, social contribution and commitment to responsible mining. The site is a forum for sharing innovative news and updates featuring our employees and communities.

We encourage you visit the site and share your feedback on the stories and information available.

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Sustainability Reports

MMG Sustainability Report 2024

02/05/2025

PDF (21.03 KB) Appendix XLSX (21.23 KB)

2024 Voluntary Principles Initiative

30/04/2025

PDF (21.03 KB)

Modern Slavery Statement

26/06/2025

PDF (21.22 KB)

Tax and Community Contribution Report

02/05/2025

PDF (21.03 KB)

Sustainability Reports
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