The Technological and Logistics Directorate is a directorate in the General Staff. Major Aharon Haliva is the head of the directorate responsible for multi-agency logistics and enables the continuous fighting on land, air and sea on a daily basis and in emergencies. It consists of three corps: the Logistics Corps, the Medical Corps and the Ordnance Corps. The soldiers are responsible for the IDF's logistical operation operating theory, professional training, and the placement of professional manpower.