Delta SBD Limited is a contracting company servicing the underground coal mining industry. The Company is engaged in the provision of contract mine services, which include mine operation, roadway development, board and pillar extraction, conveyor installations, total mine care and maintenance, equipment rental, mining products and other specialized mine services. It operates in the Mining contracting segment, which offers various services, such as mine care and maintenance, mine service, secondary support installation, excavation, ventilation device installation, service/utility installation/recovery, long wall relocations and support, conveyor installations and maintenance, plant hire and maintenance, mining products and supplementary labor. It offers DeltaGRID, which is a knitted polyester mesh used in underground coal mines as roof protection. It also provides mining services in the Illawarra, Hunter Valley, the Western regions of New South Wales and the Bowen Basin in Queensland.