Mastermyne Group Limited provides mine operation, contracting, training, and related services in the mining and supporting industries in Australia. It offers various contracting services, which include mine development, production, and support services, such as roadway construction, ventilation, conveyors, longwall relocations, application of polymeric strata support, chemical application, cavity fill, strata consolidation, ventilation control devices, production and ancillary equipment services, and industrial products. The company also supplies and installs polymeric strata control products; training services; and supplies products and consumables to the underground long wall coal mining operations and industrial products and services in the coalfields and supporting coal mining industries. The company operates under the Mastermyne, Wilson Mining, and MyneSight brand names. The company was formerly known as Metarock Group Limited and changed its name to Mastermyne Group Limited in November 2024. Mastermyne Group Limited was founded in 1996 and is headquartered in Mackay, Australia.