MONADELPHOUS GROUP LIMITED — Capital/Financing Update 2012

Nov 8, 2012

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9 November 2012

Company Announcements Australian Securities Exchange Limited Level 4, 20 Bridge Street SYDNEY NSW 2000 AUSTRALIA

Dear Sir / Madam

RE: Monadelphous Secures Facilities Management Services Extension

Please find attached a copy of an announcement to be issued today by Monadelphous Group Limited regarding a one-year extension to the facilities management services contract associated with the Gorgon Project, operated by Chevron Australia Pty Ltd (Chevron Australia).

Yours sincerely,

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Philip Trueman Company Secretary

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ASX RELEASE 9 November 2012

Monadelphous Secures Facilities Management Services Extension

Leading engineering group Monadelphous Group Limited (ASX:MND) (“Monadelphous”) today announced it has been awarded a one-year extension to the facilities management services contract associated with the Gorgon Project, operated by Chevron Australia Pty Ltd (Chevron Australia). The contract, valued at approximately $130 million, is for the operation and maintenance of construction facilities and utilities on Barrow Island, Western Australia.

The scope of services includes the operation and maintenance of water and wastewater treatment plants, power generation and distribution systems, as well as the management and maintenance of various buildings, vehicles, plant and equipment. The original contract was secured in November 2009 and was for an initial three-year term. Approximately 175 people were employed as a result of the contract in the latest financial year.

“Monadelphous has been providing multidisciplinary maintenance and construction services on Barrow Island for more than a decade and we’re pleased to extend our valued relationship with Chevron Australia,” Monadelphous Managing Director Rob Velletri said.

The Gorgon Project is operated by an Australian subsidiary of Chevron and is a joint venture of the Australian subsidiaries of Chevron (47.3 per cent), in joint venture with the Australian subsidiaries of ExxonMobil (25 per cent), Shell (25 per cent), Osaka Gas (1.25 per cent), Tokyo Gas (1 per cent) and Chubu Electric Power (0.417 per cent).

Further Information Analysts/Investors Media Rachael Cutler Brett Lane Investor Relations Manager Group Communications Manager +61 8 9315 7429 +61 8 9315 7385 +61 457 539 985 +61 411 177 809 rcutler@monadel.com.au blane@monadel.com.au

Monadelphous Group Limited is a leading Australian engineering group providing services to the resources, energy and infrastructure industry sectors. The company has a solid track record in the safe and effective delivery of complex and large-scale engineering construction projects and maintenance and industrial services for industry throughout Australia. For more information or to join our free email alerts service visit: www.monadelphous.com.au