Caverton Offshore Support Group Plc provides marine and aviation logistics services to the oil and gas industry in Nigeria and Sub-Sahara Africa. The company also offers charter, shuttle, and maintenance services for helicopters and airplanes; and harbor and general marine services. In addition, it provides marine services, such as agency service, boat building, boat maintenance, and boat operations services; and training services, including training to pilots and engineers of contracting organisations. The company was founded in 1999 and is headquartered in Lagos, Nigeria. Caverton Offshore Support Group Plc is a subsidiary of Tasmania Investments Ltd.