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U.S. Army Center of Military History
U.S. Army Center of Military History
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Unit History
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Engineers
Engineers
Commands
Headquarters and Headquarters Company, 412th Engineer Command
14 March 2008
Headquarters and Headquarters Company, 416th Engineer Command
26 September 2023
Groups
Headquarters and Headquarters Company, 115th Engineer Group
26 April 2011
Brigades
Headquarters and Headquarters Company, 1st Engineer Brigade
30 October 2013
Headquarters and Headquarters Company, 2d Engineer Brigade
07 October 2011
Headquarters and Headquarters Company, 7th Engineer Brigade
10 January 2023
Headquarters and Headquarters Company, 16th Engineer Brigade
15 November 2007
Headquarters and Headquarters Company, 18th Engineer Brigade
01 February 2011
Headquarters and Headquarters Company, 20th Engineer Brigade
03 October 2011
Headquarters and Headquarters Company, 33d Engineer Brigade
Headquarters and Headquarters Company, 36th Engineer Brigade
22 March 2021
Headquarters and Headquarters Company, 130th Engineer Brigade
23 October 2013
Headquarters and Headquarters Company, 194th Engineer Brigade
Headquarters and Headquarters Company, 219th Engineer Brigade
Headquarters and Headquarters Company, 372d Engineer Brigade
12 December 2013
Headquarters and Headquarters Company, 411th Engineer Brigade
Headquarters and Headquarters Company, 420th Engineer Brigade
06 February 2023
Headquarters and Headquarters Company, 555th Engineer Brigade
28 January 2015
Headquarters and Headquarters Company, 926th Engineer Brigade
Battalions
1st Engineer Battalion
22 September 2021
2d Engineer Battalion
18 April 2014
3d Engineer Battalion
04 May 2023
4th Engineer Battalion
22 March 2021
5th Engineer Battalion
6th Engineer Battalion
25 April 2015
7th Engineer Battalion
08 April 2012
8th Engineer Battalion
28 June 2022
9th Engineer Battalion
29 October 2012
10th Engineer Battalion
11th Engineer Battalion
12 April 2007
14th Engineer Battalion
15th Engineer Battalion
26 March 2013
16th Engineer Battalion
07 October 2024
19th Engineer Battalion
26 April 2011
20th Engineer Battalion
08 June 2021
21st Engineer Battalion
17 March 2022
23d Engineer Battalion
09 October 2015
27th Engineer Battalion
10 February 2016
29th Engineer Battalion
28 October 2014
Headquarters and Headquarters Company, 30th Engineer Battalion
14 December 1999
31st Engineer Battalion
01 October 2007
35th Engineer Battalion
22 July 2004
37th Engineer Battalion
12 November 2013
39th Engineer Battalion
24 February 2021
40th Engineer Battalion
04 August 2015
41st Engineer Battalion
22 September 2021
44th Engineer Battalion
46th Engineer Battalion
26 August 2015
52d Engineer Battalion
17 April 2015
54th Engineer Battalion
09 October 2015
62d Engineer Battalion
06 September 2012
65th Engineer Battalion
28 October 2014
70th Engineer Battalion
82d Engineer Battalion
07 October 2024
84th Engineer Battalion
14 December 2011
91st Engineer Battalion
20 September 2022
92d Engineer Battalion
14 December 2011
94th Engineer Battalion
20 June 2012
101st Engineer Battalion
103d Engineer Battalion
30 April 2012
107th Engineer Battalion
111th Engineer Battalion
17 June 2025
112th Engineer Battalion
19 April 2010
120th Engineer Battalion
122d Engineer Battalion
20 December 2011
127th Engineer Battalion
22 September 2021
130th Engineer Battalion
06 February 2013
133d Engineer Battalion
07 October 2015
153d Engineer Battalion
11 March 2025
168th Engineer Battalion
19 August 1996
169th Engineer Battalion
23 July 2012
178th Engineer Battalion
29 January 2024
203d Engineer Battalion
24 January 2022
204th Engineer Battalion
206th Engineer Battalion
23 July 2012
216th Engineer Battalion
244th Engineer Battalion
09 October 2015
249th Engineer Battalion
17 March 2022
299th Engineer Battalion
28 October 2014
307th Engineer Battalion
09 October 2015
315th Engineer Battalion
317th Engineer Battalion
321st Engineer Battalion
12 September 2013
326th Engineer Battalion
30 March 2022
363d Engineer Battalion
16 September 2015
367th Engineer Battalion
368th Engineer Battalion
01 August 2011
389th Engineer Battalion
26 August 2015
391st Engineer Battalion
411th Engineer Battalion
06 September 2012
448th Engineer Battalion
458th Engineer Battalion
467th Engineer Battalion
05 April 2011
478th Engineer Battalion
26 April 2011
479th Engineer Battalion
25 April 2015
489th Engineer Battalion
527th Engineer Battalion
528th Engineer Battalion
16 April 2008
554th Engineer Battalion
578th Engineer Battalion
588th Engineer Battalion
20 March 2023
753d Engineer Battalion
11 March 2025
769th Engineer Battalion
01 August 2011
841st Engineer Battalion
12 April 2013
844th Engineer Battalion
23 September 2010
854th Engineer Battalion
27 May 2011
863d Engineer Battalion
26 March 2013
864th Engineer Battalion
28 January 2015
878th Engineer Battalion
898th Engineer Battalion
07 December 2004
947th Engineer Battalion
18 February 2011
961st Engineer Battalion
22 March 2021
980th Engineer Battalion
983d Engineer Battalion
04 August 2015
1203d Engineer Battalion
1249th Engineer Battalion
1457th Engineer Battalion
07 September 1999
Companies
15th Engineer Company
12 March 2025
18th Engineer Company
22d Engineer Company
20 November 2012
23d Engineer Company
29th Engineer Company
38th Engineer Company
07 October 2024
40th Engineer Company
07 October 2024
41st Engineer Company
22 September 2021
42d Engineer Company
22 September 2021
43d Engineer Company
07 November 2022
50th Engineer Company
22 March 2021
55th Engineer Company
12 June 2013
56th Engineer Company
23 March 2010
57th Engineer Company
58th Engineer Company
27 August 2009
59th Engineer Company
20 June 2012
60th Engineer Company
12 June 2013
62d Engineer Company
22 March 2021
63d Engineer Company
23 August 2010
66th Engineer Company
02 October 2012
68th Engineer Company
22 March 2021
70th Engineer Company
08 April 2011
72d Engineer Company
02 September 2011
73d Engineer Company
09 June 2025
74th Engineer Company
22 March 2021
76th Engineer Company
07 October 2024
95th Engineer Company
08 April 2011
100th Engineer Company
12 December 2013
102d Engineer Company
12 September 2013
103d Engineer Company
15 November 2006
104th Engineer Company
22 March 2021
111th Engineer Company
03 October 2011
126th Engineer Company
131st Engineer Company
10 May 2011
132d Engineer Company
137 Engineer Company
23 September 2010
149th Engineer Company
06 May 2015
155th Engineer Company
31 August 2015
161st Engineer Company
175th Engineer Company
29 April 2003
178th Engineer Company
23 March 2010
181st Engineer Company
16 June 2011
185th Engineer Company
188th Engineer Company
204th Engineer Company
220th Engineer Company
22 March 2007
224th Engineer Company
20 December 2011
232d Engineer Company
15 November 2006
243d Engineer Company
12 March 2003
244th Engineer Company
17 September 2024
251st Engineer Company
02 September 2011
262d Engineer Company
15 February 2012
264th Engineer Company
273d Engineer Company
07 October 2015
277th Engineer Company
27 February 2024
284th Engineer Company
28 January 2015
297th Engineer Company
16 May 2012
299th Engineer Company
04 August 2015
302d Engineer Company
22 May 2014
304th Engineer Company
13 June 2014
305th Engineer Company
02 October 2012
309th Engineer Company
06 October 2008
310th Engineer Company
20 November 2012
312th Engineer Company
15 November 2007
316th Engineer Company
20 May 2015
317th Engineer Company
08 June 2012
320th Engineer Company
29 April 2003
321st Engineer Company
06 December 2023
322d Engineer Company
323d Engineer Company
20 May 2015
327th Engineer Company
20 November 2007
328th Engineer Company
24 February 2021
332d Engineer Company
12 September 2005
333d Engineer Company
06 October 2008
336th Engineer Company
06 October 2008
338th Engineer Company
06 October 2008
341st Engineer Company
18 April 2014
344th Engineer Company
22 March 2021
350th Engineer Company
18 February 2011
352d Engineer Company
11 June 2002
357th Engineer Company
06 February 2013
358th Engineer Company
362d Engineer Company
30 September 2005
370th Engineer Company
374th Engineer Company
31 March 2015
375th Engineer Company
05 April 2011
377th Engineer Company
06 February 2013
379th Engineer Company
08 June 2012
380th Engineer Company
18 March 2011
381st Engineer Company
383d Engineer Company
20 May 2015
386th Engineer Company
13 June 2014
387th Engineer Company
05 July 2023
388th Engineer Company
27 February 2024
390th Engineer Company
07 February 2022
391st Engineer Company
06 October 2008
394th Engineer Company
22 September 2021
396th Engineer Company
26 April 2011
401st Engineer Company
01 October 2007
402d Engineer Company
28 October 2014
411th Engineer Company
03 April 2012
412th Engineer Company
30 September 2009
417th Engineer Company
09 July 2024
420th Engineer Company
06 October 2008
428th Engineer Company
16 May 2012
439th Engineer Company
26 August 2009
441st Engineer Company
06 October 2008
442d Engineer Company
09 May 2025
449th Engineer Company
26 April 2011
450th Engineer Company
30 March 2022
455th Engineer Company
26 August 2009
459th Engineer Company
10 December 2008
461st Engineer Company
25 April 2015
465th Engineer Company
22 August 2008
469th Engineer Company
28 October 2014
471st Engineer Company
04 November 2011
475th Engineer Company
15 November 2007
485th Engineer Company
486th Engineer Company
07 October 2024
492d Engineer Company
01 October 2007
497th Engineer Company
18 October 2021
500th Engineer Company
26 March 2013
502d Engineer Company
19 July 2021
509th Engineer Company
22 March 2021
510th Engineer Company
05 July 2006
511th Engineer Company
19 June 2008
515th Engineer Company
22 March 2021
523d Engineer Company
28 March 2008
526th Engineer Company
24 June 2009
530th Engineer Company
09 July 2024
535th Engineer Company
13 January 2003
541st Engineer Company
12 September 2013
544th Engineer Company
13 December 2010
554th Engineer Company
24 June 2009
561st Engineer Company
28 March 2008
562d Engineer Company
24 April 2007
569th Engineer Company
01 August 2024
570th Engineer Company
20 November 2012
571st Engineer Company
06 December 2023
572d Engineer Company
20 June 2012
573d Engineer Company
12 June 2013
576th Engineer Company
22 March 2021
577th Engineer Company
23 July 2012
584th Engineer Company
25 January 2008
585th Engineer Company
591st Engineer Company
15 November 2007
595th Engineer Company
06 February 2009
604th Engineer Company
08 April 2011
610th Engineer Company
20 November 2012
615th Engineer Company
617th Engineer Company
17 February 2012
618th Engineer Company
06 September 2012
630th Engineer Company
01 October 2007
631st Engineer Company
23 October 2013
642d Engineer Company
26 October 2016
643d Engineer Company
23 March 2010
652d Engineer Company
12 June 2013
659th Engineer Company
14 March 2014
661st Engineer Company
23 August 2010
663d Engineer Company
18 March 2011
665th Engineer Company
06 October 2008
668th Engineer Company
14 March 2014
672d Engineer Company
06 October 2008
680th Engineer Company
20 November 2007
687th Engineer Company
23 March 2010
688th Engineer Company
20 May 2015
689th Engineer Company
693d Engineer Company
13 November 2009
697th Engineer Company
13 November 2009
702d Engineer Company
28 October 2014
704th Engineer Company
12 September 2013
712th Engineer Company
05 October 2008
716th Engineer Company
27 February 2024
718th Engineer Company
28 October 2014
733d Engineer Company
26 August 2009
738th Engineer Company
739th Engineer Company
13 December 2010
744th Engineer Company
26 August 2015
758th Engineer Company
26 August 2009
760th Engineer Company
27 August 2009
766th Engineer Company
23 September 2024
779th Engineer Company
22 January 2010
797th Engineer Company
16 May 2012
801st Engineer Company
12 March 2003
808th Engineer Company
810th Engineer Company
29 January 2024
811th Engineer Company
812th Engineer Company
26 April 2011
814th Engineer Company
30 April 2012
836th Engineer Company
25 April 2025
840th Engineer Company
25 April 2025
842d Engineer Company
02 October 2012
844th Engineer Company
856th Engineer Company
03 October 2011
861st Engineer Company
30 April 2012
868th Engineer Company
16 May 2012
870th Engineer Company
17 February 2012
871st Engineer Company
16 May 2012
875th Engineer Company
18 February 2011
887th Engineer Company
19 July 2021
902d Engineer Company
26 March 2013
919th Engineer Company
13 December 2010
922d Engineer Company
17 February 2012
937th Engineer Company
20 June 2012
945th Engineer Company
23 August 2010
947th Engineer Company
10 May 2011
961st Engineer Company
979th Engineer Company
26 August 2009
984th Engineer Company
990th Engineer Company
994th Engineer Company
30 April 2012
996th Engineer Company
28 January 2015
1036th Engineer Company
1037th Engineer Company
06 February 2013
1038th Engineer Company
1191st Engineer Company
1222d Engineer Company
1223d Engineer Company
10 July 2009
1412th Engineer Company
18 March 2011
1433d Engineer Company
2225th Engineer Company
Platoons
111th Engineer Platoon
09 May 2025
175th Engineer Platoon
14 June 2024
335th Engineer Platoon
450th Engineer Platoon
02 October 2012
474th Engineer Platoon
12 June 2013
485th Engineer Platoon
13 June 2014
1220th Engineer Platoon
09 April 2025
Detachments
5th Engineer Detachment
01 March 2004
7th Engineer Detachment
01 March 2004
10th Engineer Detachment
12 December 2013
14th Engineer Detachment
13 December 2010
15th Engineer Detachment
13 December 2010
22d Engineer Detachment
23 March 2010
28th Engineer Detachment
30 September 2009
29th Engineer Detachment
13 November 2009
30th Engineer Detachment
13 November 2009
31st Engineer Detachment
23 March 2010
33d Engineer Detachment
22 July 2004
36th Engineer Detachment
40th Engineer Detachment
46th Engineer Detachment
49th Engineer Detachment
17 April 2006
52d Engineer Detachment
59th Engineer Detachment
60th Engineer Detachment
31 March 2015
62d Engineer Detachment
31 January 2012
63d Engineer Detachment
12 March 2010
67th Engineer Detachment
12 January 2005
71st Engineer Detachment
72d Engineer Detachment
15 November 2006
74th Engineer Detachment
09 October 2015
81st Engineer Detachment
22 January 2010
84th Engineer Detachment
24 June 2009
85th Engineer Detachment
22 July 2004
86th Engineer Detachment
02 June 2010
94th Engineer Detachment
17 April 2006
113th Engineer Detachment
23 August 2010
115th Engineer Detachment
132d Engineer Detachment
12 April 2007
133d Engineer Detachment
142d Engineer Detachment
27 May 2011
153d Engineer Detachment
30 April 2012
160th Engineer Detachment
24 June 2009
204th Engineer Detachment
06 December 2023
233d Engineer Detachment
12 March 2003
238th Engineer Detachment
15 November 2007
240th Engineer Detachment
24 June 2009
84th Engineer Detachment
24 June 2009
265th Engineer Detachment
13 March 2023
266th Engineer Detachment
13 March 2023
267th Engineer Detachment
13 March 2023
268th Engineer Detachment
13 March 2023
273d Engineer Detachment
24 June 2009
279th Engineer Detachment
25 January 2008
290th Engineer Detachment
15 February 2012
297th Engineer Detachment
25 April 2007
315th Engineer Detachment
06 February 2013
316th Engineer Detachment
06 February 2013
328th Engineer Detachment
329th Engineer Detachment
01 October 2007
377th Engineer Detachment
03 October 2011
379th Engineer Detachment
10 July 2009
395th Engineer Detachment
444th Engineer Detachment
13 December 2010
467th Engineer Detachment
01 May 2002
476th Engineer Detachment
20 November 2008
484th Engineer Detachment
22 August 2008
493d Engineer Detachment
10 July 2009
506th Engineer Detachment
507th Engineer Detachment
29 June 2010
508th Engineer Detachment
510th Engineer Detachment
512th Engineer Detachment
22 August 2008
513th Engineer Detachment
03 August 2007
514th Engineer Detachment
31 January 2012
520th Engineer Detachment
20 June 2012
521st Engineer Detachment
524th Engineer Detachment
03 August 2007
531st Engineer Detachment
24 June 2009
533d Engineer Detachment
19 June 2008
534th Engineer Detachment
26 March 2013
537th Engineer Detachment
03 August 2007
538th Engineer Detachment
13 November 2009
539th Engineer Detachment
26 August 2009
542d Engineer Detachment
25 January 2008
543d Engineer Detachment
544th Engineer Detachment
02 June 2010
547th Engineer Detachment
15 November 2007
548th Engineer Detachment
16 May 2012
550th Engineer Detachment
01 October 2007
553d Engineer Detachment
557th Engineer Detachment
29 June 2010
558th Engineer Detachment
16 April 2008
562d Engineer Detachment
15 November 2006
565th Engineer Detachment
06 February 2009
573d Engineer Detachment
09 July 2010
576th Engineer Detachment
18 September 2023
579th Engineer Detachment
13 September 2008
588th Engineer Detachment
593d Engineer Detachment
28 March 2008
600th Engineer Detachment
09 July 2010
605th Engineer Detachment
13 November 2009
606th Engineer Detachment
28 January 2015
608th Engineer Detachment
621st Engineer Detachment
10 July 2009
665th Engineer Detachment
674th Engineer Detachment
26 August 2009
683d Engineer Detachment
10 July 2009
699th Engineer Detachment
22 September 2021
702d Engineer Detachment
727th Engineer Detachment
733d Engineer Detachment
02 September 2011
763d Engineer Detachment
30 March 2022
835th Engineer Detachment
865th Engineer Detachment
09 October 2015
871st Engineer Detachment
06 February 2023
874th Engineer Detachment
17 September 2024
953d Engineer Detachment
1035th Engineer Detachment
30 April 2012
1120th Engineer Detachment
24 January 2022
5694th Engineer Detachment
17 February 2012
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