1135th Engineer Company

• Organized and Federally recognized 17 August 1949 in the Missouri Army National Guard at Richmond as the 923d Medical Company
• Converted and redesignated 15 April 1959 as Company E, 110th Engineer Battalion
• Converted and redesignated 1 April 1963 as the Service Battery, 1st Howitzer Battalion, 129th Artillery
• Redesignated 1 March 1972 as the Service Battery, 1st Battalion, 129th Field Artillery
• Reorganized and redesignated 1 September 1999 as Detachment 1, Headquarters, Headquarters and Service Battery, 1st Battalion, 129th Field Artillery
• Ordered into active Federal service 13 March 2004 at Richmond
• Redesignated 1 October 2005 as Detachment 1, Headquarters, Headquarters and Service Battery, 1st Battalion, 129th Field Artillery Regiment
• Released from active Federal service 12 March 2005 and reverted to state control
• Converted and redesignated 1 September 2006 as Detachment 2, 1128th Support Company
• Reorganized and redesignated 1 September 2008 as Detachment 1, 1128th Support Company
• Ordered into active Federal service 3 April 2008 at Richmond; released from active Federal service 7 May 2009 and reverted to state control
• Converted and redesignated 1 October 2011 as the 1135th Engineer Company

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