Monadelphous Secures $145M in Contracts Across Rio Tinto BHP and Harmony Gold
Key Takeaways
Monadelphous $145 Million Contract Wins across four separate awards and extensions with Rio Tinto, BHP, Queensland Alumina Limited, and Harmony Gold deliver medium-term revenue visibility and validate the engineering services giant's competitive positioning across Australia and Papua New Guinea.
- Monadelphous secured $145 million in aggregate contract value across four awards and extensions announced on 10 April 2026, spanning Western Australia, South Australia, Queensland, and Papua New Guinea.
- BHP and Queensland Alumina Limited each awarded two-year maintenance contract extensions, with the latter extending a relationship that has lasted over 30 years.
- A new construction contract with Harmony Gold at Hidden Valley Gold Mine in Papua New Guinea marks international diversification beyond Monadelphous's established Australian client base.
- The contract mix — combining sustaining capital projects, maintenance extensions, and greenfield construction — supports earnings stability across both of Monadelphous's operating divisions.
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