Colonel David Rohrer served at the Combined Arms Support Command as a Strategic Planning Officer. He was responsible for strategic planning efforts and initiatives within the U.S. Army Combined Arms Support Command and Sustainment Center of Excellence to implement the Department of the Army and Training and Doctrine Command Campaign Plans, initiatives, directives, goals and missions.  Conducts analysis and assessment of the Department of Defense, U.S. Army, Army Materiel Command, TRADOC and CASCOM environments to identify opportunities and risks as part of the development, coordination, issuance and updating of business plans, associated operations orders, and related strategic plans. Provides input to senior leaders regarding vision, mission, priorities, and implementation timelines to guide long-term planning efforts.  Served as a trained “Red Team” leader providing alternative options to potential courses of action; acts as the organization’s designated “Devil’s Advocate” in order to improve upon selected action plans.  Responsible for the review and analysis of higher headquarters concepts, studies, forecasts, plans, policies and assessment of their impact on CASCOM plans and missions.  Served as the lead for development, synchronization, and execution of the first Sustainment Forum Week bringing four distinct sessions together within a single period.  Responsible for the development of the agenda agenda and coordination of speakers and panel members for the CASCOM supported events within the forum.  Colonel Rohrer served as the Director of Operations, Defense Energy Support Center, Fort Belvoir. He was Commander Defense Energy Support Center – Americas and Director, Bulk Fuels Commodity Business Unit, Defense Logistics Agency, Fort Belvoir. He commanded the 505^th Quartermaster Battalion, Kadena Air Base, Okinawa, Japan. Other key assignments include, Deputy Group Commander, 49^th Quartermaster Group (Petroleum & Water), Fort Lee; Chief, Division Material Management Center, 10^th Division Support Command, 10^th Mountain Division, Fort Drum.