911th Technical Rescue Engineer Company , formerly the MDW ( Military District of Washington ) Engineer Company , is the only technical rescue company in the Department of Defense . It specializes in urban search and rescue ( USAR ) . The 911th Technical Rescue Engineering Company is stationed at Fort Belvoir , Virginia , and is best known for its response to The Pentagon following the September 11 attacks in 2001 . The First Sergeant and Company Commander moved the company to the disaster site without waiting for orders and spent 10 days engaged in search and rescue operations . The unit was re-designated as the 911th United States Army Technical Rescue Engineer Company on 11 September 2006 , in memory of its historic role in the subsequent recovery effort . Its sister company is the 554th Engineer Company ( Vertical Construction ) located in Fort Stewart , GA . The 554th Engineer Company is currently tasked with technical rescue response under the Defense CBRNE Response Force , however it is a temporary task and on order the vertical construction mission will be resumed
September 11 attacks
September 11 attacks
911th Engineer Company