Sustainability
In 2025, the Thiess Group sharpened its focus and strengthened momentum, driving safer, more efficient and sustainable performance as we work to set the global benchmark in mining services.
As we move forward, sustainability continues to be a key focus and strategy of the [Thiess] Group, and is integral to our ambition to be the global benchmark in mining.
Michael Wright Executive Chair and CEO
Our approach
Since being founded by the entrepreneurial Thiess brothers in 1934, Thiess has deftly adapted as changing markets and environments presented new challenges and opportunities. As a sustainable resources solutions provider, we are uniquely placed to contribute to a low-carbon future by working with our clients, suppliers, and the mining industry to help enable the global energy transition.
These three simple commitments guide our approach to sustainability:
Minimised environmental footprint
Enhanced social value
Transparent, trusted governance
Our 2025 performance
Learn more about the sustainability performance of Thiess and other Thiess Group businesses MACA, Fleetco, and RTL (88% Thiess owned) in the Thiess Group 2025 Sustainability Report.
Thiess Group ESG highlights of 2025
*Compared to 2024.
Interim targets towards net zero emissions by 2050^
^Includes Scope 1, 2 and Scope 3 emissions from diesel combustion in the fleet we operate.
Decarbonising for a better tomorrow
Thiess supports the responsible transition to a lower carbon future and reaffirm our ambition to reduce emissions from all mining services, including our commitment to work with our clients to reduce diesel combustion emissions from fleet we operate. Our Decarbonisation Roadmap outlines our emissions reduction technologies and initiatives.
Diversifying to support the energy transition
Thiess and the Thiess Group have been expanding our commodities portfolio to metals and minerals critical to the energy transition, and developing services to enable sustainable mining.
