The Defence Support Group (DSG) was an executive agency and wholly owned trading fund of the Ministry of Defence. It was established on 1 April 2008 by the merger of Defence Aviation Repair Agency and the Army Base Repair Organisation. It was created under The Defence Support Group Trading Fund Order 2008.DSG employed about 3,500 staff, with its Head Office in Andover. Annual turnover was in excess of £200 million.