Sustainability: A Strategic Focus

MMS is committed to being a responsible and inclusive business that supports a low carbon economy that delivers positive outcomes for customers, employees, shareholders and the communities in which we live and work.

Sustainability is an important component of our strategy and aligns with our purpose of making a positive difference to people’s lives.

MMS embarked on its first sustainability strategy in FY21 and implemented important initiatives such as the MMS Sustainability Committee, Reconciliation Action Plan (RAP) and Accessibility and Inclusion Plan (AIP) Working Groups to help drive the strategy.

Representing progress on our strategy, in November 2023 our Morgan Stanley Capital International (MSCI) ESG rating was upgraded from A to AA, which we have maintained following MSCI’s latest review of our sustainability approach in June 2025.

Our three sustainability focus areas:

Responsible business

We aim to conduct our business responsibly and ethically.

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Social impact

We seek to create better outcomes for our customers and communities

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Low carbon economy

We aim to support the transition to a low carbon economy

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Our MMS Sustainability Roadmap

MMS Accessibility Champion, Sean Dempsey; Why International Day of People with Disability (#IDPwD) is so important, and what we're doing to build accessibility and inclusion across the MMS Group.

Sustainability