GR ENGINEERING SERVICES LIMITED — Capital/Financing Update 2012

Apr 2, 2012

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ASX RELEASE

3 April 2012

For immediate release to the market

GR ENGINEERING AWARDED $12 MILLION EPC CONTRACT FOR DEGRUSSA PASTE BACKFILL PLANT

GR Engineering Services Limited (ASX:GNG) ( GR Engineering ) today announced it had been awarded an engineering, procurement and construction (EPC) contract by Sandfire Resources NL (ASX:SFR) for the paste backfill plant at the DeGrussa copper-gold project in Western Australia ( Contract ).

The revenue contribution to GR Engineering from the Contract is approximately $12 million, with the Contract works commencing immediately and due for completion in December 2012.

The works under the Contract include the foundations, structures, mechanical equipment, piping, electrical, instrumentation, controls and information management systems for the delivery of a completed operational plant.

Joe Ricciardo, Managing Director, said:

“Securing this Contract extends GR Engineering’s strong track record in the design and construction of paste plants and is a further positive endorsement of our capabilities and expertise in this area.”

Ends.

For further information contact:

Joe Ricciardo

Managing Director

 +61 8 6272 1547  joe.ricciardo@gres.com.au

Media Enquiries

Sara Clafton

Clafton Counsel  +61 414 300 095  sclafton@claftoncounsel.com.au

GR ENGINEERING SERVICES LIMITED ABN 12 121 542 738 Tel: +61 8 6272 6000 Fax: +61 8 6272 6001 Email: gres@gres.com.au Website: www.gres.com.au PO Box 258, Belmont WA 6984 179 Great Eastern Highway, Belmont WA 6104

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GR Engineering Services Limited (ASX:GNG) is an engineering, consulting and contracting company specialising in fixed price engineering design and construction services to the resources and mineral processing industry.

Founded in Perth, Western Australia in 2006, GR Engineering has rapidly grown through the completion of design and construction projects for a diverse range of clients, including global mining houses, mid-tier miners and junior developers undertaking their first project.

GR Engineering has undertaken feasibility studies for projects in over 20 countries. These studies play a key role in delivering organic growth opportunities through their conversion into design and construction projects.

GR Engineering directly employs more than 200 professional and support staff at its offices in Perth, Kalgoorlie and Brisbane in addition to its direct construction workforce and subcontractors.

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