• Organized 22 February 1917 in the New Jersey National Guard at Newark as the Supply Company, 1st Infantry
• Drafted into Federal service 5 August 1917
• Reorganized and redesignated 11 October 1917 as the Supply Company, 113th Infantry, an element of the 29th Division
• Demobilized 27 May 1919 at Camp Dix, New Jersey
• Reorganized and Federally recognized 30 June 1919 in the New Jersey National Guard at Newark as the Supply Company, 6th Infantry
• Reorganized and redesignated 1 March 1921 as the Service Company, 6th Infantry
• Redesignated 17 June 1921 as the Service Company, 113th Infantry, an element of the 44th Division
• Inducted into Federal service 16 September 1940 at Newark
• (113th Infantry relieved 20 February 1942 from assignment to the 44th Division)
• Inactivated 25 September 1945 at Camp Rucker, Alabama
• Converted and redesignated 1 August 1946 as Headquarters and Headquarters Company, 50th Armored Division Trains
• Reorganized and Federally recognized 28 October 1946 at Newark
• Consolidated 31 January 1963 with the 50th Armored Division Band (organized in 1920) and consolidated unit reorganized and redesignated as Headquarters, Headquarters and Band, 50th Armored Division Support Command
• Reorganized and redesignated 1 March 1964 as Headquarters, Headquarters Company and Band, 50th Armored Division Support Command
• Reorganized and redesignated 1 December 1971 as Headquarters and Headquarters Company, 50th Armored Division Support Command (50th Armored Division Band concurrently withdrawn - hereafter separate lineage)
• Location changed 1 September 1980 to East Orange
• Reorganized and redesignated 1 September 1993 as Headquarters and Headquarters Company, 42d Infantry Division Support Command
• Location changed 1 February 1994 to Somerset
• Reorganized 1 September 2006 in the New Jersey, Massachusetts, and New York Army National Guard and concurrently redesignated as Headquarters and Headquarters Company, 42d Support Group
• Reorganized 31 August 2018 in the New Jersey, New York, and Vermont Army National Guard as Headquarters and Headquarters Company, 42d Support Group

HOME STATION: Somerset (less detachments at Troy, New York, and Northfield, Vermont)