GR Engineering Services Ltd. engages in the provision of engineering, consulting and contracting to the mining and mineral processing industry. It operates through the Mineral Processing and Oil and Gas segments. The Mineral Processing segment includes engineering, procurement, and construction (EPC), and management contracts. The Oil and Gas segment offers delivery of operations and maintenance, wellsites, engineering, and production assurance services. The company was founded by Tony Marco Patrizi, Barry Sydney Patterson, Joseph Mario Paul Ricciardo, David Joseph Sala Tenna, and Giuseppe Totaro on September 04, 2006 and is headquartered in Ascot, Australia.