United States Army Combined Arms Support Command The U . S . Army Combined Arms Support Command ( CASCOM ) , a major subordinate command of the Training and Doctrine Command ( TRADOC ) , is located at Fort Lee , Virginia . Underneath CASCOM Headquarters is the Sustainment Center of Excellence ( SCoE ) . Mission . CASCOM provides Training and Leader Development , and develops concept s , doctrine , organizations , lifelong learning , and materiel solutions , to provide Sustainment in support of a campaign quality Army with joint and expeditionary capabilities . The recent establishment of the Sustainment Center of Excellence under CASCOM does not eliminate the duties and responsibilities of CASCOM Headquarters . CASCOM continues to train and educate Soldiers and Civilians , develop and integrates capabilities , concepts and doctrine , and executes functional proponency to enable the Army ’ s Sustainment Warfighting Function . History . The Combined Arms Support Command was established on 2 October 1990 , when the U . S . Army Logistics Center ( LOGC ) at Fort Lee , Virginia merged with the U . S . Army Soldier Support Center at Fort Benjamin Harrison , Indiana . From 1973 to 1990 the U . S . Army Logistics Center was responsible for the development of logistics concept s and doctrine , the design of management systems , the control of management characteristics as they affected logistical support , the organization of logistics units , the career development of logistics personnel , and the conduct of logistics exercises and command post exercises . On 10 October 1994 , CASCOM was reorganized . The combat developments , doctrinal concepts , evaluation and standardization , and training developments functions at the Quartermaster , Ordnance and Transportation branch schools were centralized at CASCOM headquarters at Fort Lee , Virginia . The school brigades at these branch schools were now focused on branch - specific instruction . In 2005 , CASCOM underwent a realignment of the headquarters staff to meet new logistical requirements . Functions relating to training development came under the newly created Deputy Commander for Training . Materiel , force design and doctrine were consolidated under the Deputy Commander for Futures . The 2005 Defense Base Closure and Realignment ( BRAC ) recommended the creation a Combat Service Support Center ( consolidation of the Ordnance , Quartermaster , Transportation Centers and Schools ) at Fort Lee . Under this BRAC the Transportation Center and School moves from Fort Eustis , Virginia , the Ordnance Center and School from Aberdeen Proving Ground , Maryland , and the Missile and Munitions Center from Redstone Arsenal , Alabama . As a result of this BRAC action CASCOM Headquarters has taken on the additional role for providing oversight for the " Sustainment Center of Excellence " . Under BRAC a new headquarters building was constructed as well as major ongoing construction projects in support of bringing the Ordnance and Transportation Schools to Fort Lee . As part of the creation of the SCoE , the Army Logistics Management College ( ALMC ) has become the Army Logistics University ( ALU ) where professional development training will take place for logistics officers , warrant officers , non - commissioned officers and civilians . Supporting sustainment units . The provide a central location for Sustainment unit focused information on training , doctrine , lessons learned and force structure CASCOM has created the Sustainment Unit One Stop portal . Insignia . Shoulder Sleeve Insignia . Description : On a white lozenge shape wide and high , edged with a scarlet border , a quatrefoil of four blue discs each edged with a dark blue ring surmounted at center with one of the like , overall a four - pointed white star . Distinctive Unit Insignia . Description : A gold color metal and enamel device high overall , on a white disc bordered by a gold ring , a stylized blue five - pointed star overlaid at the tips by the gold ring between , at top , a gold corona of six rays , and below a red scroll inscribed " SUPPORT STARTS HERE " in gold letters . Flag . The flag for the Combined Arms Support Command and Fort Lee is National flag blue with yellow fringe . The shoulder sleeve insignia is centered on the flag ( TIOH drawing 5 - 1 - 307 ) .