Perth’s Monadelphous wins over $110 million in new offshore gas and decommissioning works

decommissioning oil and gas

Engineering company Monadelphous Group Limited (“Monadelphous” or “the Company”) today announced the award of new construction and maintenance contracts in the resources and energy, and renewable energy sectors valued at approximately $110 million in aggregate.

The Company has secured a four-year contract with BW Offshore Australia Management to provide multidisciplinary maintenance services at the BW Opal Floating Production Storage and Offloading (“FPSO”) facility located approximately 300 kilometres north-northwest of Darwin, Northern Territory.

Work is expected to commence on the facility in the first quarter of 2026.

Monadelphous has also been awarded a contract with Rio Tinto for modifications to the existing process plant associated with the Hope Downs 2 project in the Pilbara region of Western Australia, with work expected to be completed in the second half of 2026.

In Papua New Guinea, the Company has secured a contract with Santos for the demolition and disposal of the Hegigio Pipeline Bridge, a 500-metre-long suspended wire bridge, located in the Southern Highlands region. Work is expected to be completed in the second half of 2026.

Finally, Zenviron, the Company’s renewable energy joint venture, has secured a contract with Flow Power for the delivery of the 100/223 MWh Bennetts Creek Battery Energy Storage System in the Latrobe Valley, Victoria. The work, which includes balance-of-plant design, construction, installation and commissioning, is expected to be completed in late 2027.


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