Thiess operates as a mining services company with a global presence across Australia, Asia and the Americas. With over 12,000 employees, it delivers end-to-end solutions across the mining lifecycle, encompassing open-cut and underground operations, innovative resource recovery, fleet performance optimization, and technology-led reclamation. The company describes itself as the world's largest mining services provider.
The business spans multiple technical domains, including complex and deep mining projects, with a stated emphasis on sustainable mining practices. Thiess positions itself at the intersection of mining operations and the energy transition, emphasizing both the operational expertise required to extract commodities efficiently and the role of mined materials in economic, social and environmental transformation.
The company frames itself around a 90-year heritage rooted in the Thiess brothers' pioneering approach to mining operations. This legacy informs its stated commitment to adapting amid change, from addressing climate risk to identifying opportunities within global energy transitions. The organization emphasizes supporting clients through their own transitions towards more sustainable enterprises whilst maintaining focus on operational performance.