GR Engineering Services Limited is an engineering company that provides a range of services to the mining and mineral processing industries. The company has two segments, Mineral Processing and Oil & Gas, and offers feasibility studies, engineering design, project management, and maintenance support. Its mineral processing services include the design, construction, and upgrading of processing facilities, while its oil and gas services provide consulting, asset management, and advisory services. GR Engineering Services Limited was founded in 1986 and is based in Ascot, Australia.