Mining companies rely on specialist contractors for activities ranging from mine development and earthworks to drilling, engineering and maintenance. NRW Holdings Limited (ASX:NWH), Perenti Limited (ASX:PRN) and Monadelphous Group Limited (ASX:MND) operate in this services sector but generate Revenue through different parts of the Mining cycle.

NRW Holdings provides contract mining, civil construction, drill-and-blast and engineering services. Perenti focuses on contract mining, mining support and drilling services, with a significant international presence. Monadelphous provides engineering construction, maintenance and industrial services for resources, energy and infrastructure customers.

Although all three companies benefit from mining investment, their Earnings depend on different factors, including project pipelines, contract execution and customer spending patterns.

NRW Holdings (ASX:NWH): Contract Mining and Civil Infrastructure Exposure

NRW Holdings is a Western Australia-based mining and infrastructure contractor operating across civil, mining, minerals, energy and technology services.

The company provides services including mine development, bulk earthworks, contract mining, drill-and-blast operations, plant maintenance and engineering solutions. Its customers include companies operating in iron ore, gold, lithium and other resources sectors.

For the financial year ended 30 June 2026, NRW Holdings reported revenue of approximately A$4.3 billion, supported by higher activity across its operating divisions. Net profit after tax increased to approximately A$153 million.

The company continued delivering major projects across Western Australia, including mining and civil works linked to resources developments.

NRW’s earnings are closely connected to mining Investment cycles, particularly Demand for external contractors in Western Australia. Growth opportunities depend on new project approvals, production expansions and infrastructure requirements.

Key factors to monitor include contract wins, project execution, customer concentration and cost management.

Perenti (ASX:PRN): Global Mining Services and Underground Operations

Perenti is an international mining services company providing contract mining, mining support, drilling and technology-related services.

The company operates through businesses including surface mining, underground mining and mining support services. Its operations support resource companies across multiple regions, including Australia and Africa.

For the financial year ended 30 June 2025, Perenti reported revenue of approximately A$3.5 billion.

The company’s Business model is focused on long-term mining contracts, particularly underground mining operations, where it provides specialist expertise and equipment.

Perenti has continued focusing on operational improvement, contract performance and strengthening its portfolio of mining services.

The company’s earnings are influenced by Commodity production levels, contract duration, operating costs and conditions across international mining regions.

Key factors to monitor include underground mining demand, contract renewals, operational performance and exposure to international markets.

Monadelphous (ASX:MND): Engineering and Maintenance Services Growth

Monadelphous provides engineering construction, maintenance and industrial services to resources, energy and infrastructure customers.

The company works across areas including mine-site maintenance, processing facilities, pipelines, energy infrastructure and renewable projects.

For the financial year ended 30 June 2026, Monadelphous reported revenue of approximately A$2.8 billion, increasing from the previous year. Net profit after tax rose to approximately A$127 million.

The company attributed the result to activity across resources, energy and infrastructure markets, supported by project delivery and maintenance work.

Unlike NRW and Perenti, Monadelphous does not primarily focus on contract mining. Its business model is centred on engineering services, construction projects and recurring maintenance activities.

This provides exposure to ongoing operational spending by mining and energy companies, rather than only new mine development.

Key factors to monitor include maintenance activity, infrastructure investment, labour availability and project execution.

Risks to Monitor

Mining services companies remain exposed to commodity cycles, customer spending decisions and project timing.

NRW Holdings faces risks related to contract execution, project concentration and changes in mining investment.

Perenti remains exposed to international operating conditions, contract performance and commodity-driven mining activity.

Monadelphous faces risks linked to project delivery, labour costs and changes in resources and energy investment.