Macmahon (ASX: MAH) — Company Overview, News & Financial Data
Macmahon is a diversified contracting company providing mining and civil construction services in Australia and Southeast Asia.

Macmahon
Macmahon is a mining contractor and civil infrastructure provider operating across Australia, New Zealand, and Southeast Asia. The company offers surface and underground mining services, civil infrastructure construction, equipment maintenance, and resources engineering to major resource projects. Its operations span open-cut earthmoving, drill and blast, mine site development, shaft sinking, raise boring, road building, and bridge infrastructure. Serving clients across commodities including gold, copper, iron ore, and coal, the group manages large-scale site fleets and employs thousands of personnel across regional and remote operational hubs.
Snapshot
Operations
Products and/or services of Macmahon
- Surface Mining: Comprehensive open-pit mining solutions encompassing overburden removal, drill and blast operations, load and haul execution, topsoil management, and mobile fleet maintenance across large-scale commodity projects in Australia and Southeast Asia.
- Underground Mining: Specialized hard-rock and shaft construction services, including decline development, production stoping, raise boring, slot drilling, cable bolting, ground support installation, and underground fleet deployment for deep deposit mineral extraction.
- Civil Infrastructure: Heavy civil construction services encompassing bulk earthworks, site preparation, haul road formation, bridge construction, tailings dam builds, and transport link upgrades supporting mining sites and regional infrastructure networks.
- Resources Engineering: Specialized engineering, workshop maintenance, equipment rebuilds, and technical support services for heavy earthmoving fleets, processing plants, site infrastructure, and electrical mechanical installations across operational resource facilities.
- Mine Site Maintenance & Support: Comprehensive asset management solutions providing mobile equipment repairs, field servicing, component reconditioning, workshop overhaul, and preventative maintenance programs to optimize heavy fleet utilization and site operational uptime.
- Rehabilitation & Environmental Services: Environmental earthmoving, progressive land rehabilitation, mine closure works, topsoil restoration, and tailing facility management designed to meet environmental compliance and post-mining site restoration standards.
Macmahon executive team
- Mr. Michael John FinneganCEO, COO, MD & Director
- Ms. Ursula LummisChief Financial Officer
- Mr. Peter PollardChief Corporate Development Officer
- Ms. Maha ChaarGeneral Counsel & Company Secretary
- Ms. Nicola HamiltonChief People Officer
- Mr. Jason McCallumManaging Director of Surface Mining Australia
- Mr. Luke ReymondManaging Director of Underground Mining Australia
- Mr. Doug HamiltonGM of Asia & President Director of Indonesian Business
- Mr. Rodney Lewis HealeManaging Director of Decmil