4 Engineer Support Regiment

4 Engineer Support Regiment (French: 4^e Régiment d'appui du génie) is a regiment of the Canadian Military Engineers headquartered at CFB Gagetown, New Brunswick. It is tasked to provide general engineer support to the whole of the Canadian Armed Forces.^[1][2]

4 Engineer Support Regiment
4e Régiment d'appui du génie (French)
Active	1977–present
Country	Canada
Branch	Canadian Army
Type	Engineering support
Size	Four squadrons. 450 pers (approx)
Part of	6 Canadian Combat Support Brigade
Garrison/HQ	5 CDSB Gagetown
Website	https://www.canada.ca/en/army/corporate/5-canadian-division/4-engineer-support-regiment.html
Commanders
Commanding officer	LCol A. Poirier, CD
Previous commanding officer	LCol W. Dixon, CD
Deputy commanding officer	Maj M. Littlechild, CD
Regimental sergeant major	CWO F.W. Cross, CD
Adjutant	Capt D. Portelli
Insignia
NATO Map Symbol
Abbreviation	4 ESR

4 ESR was officially formed in 1993 when 4 Combat Engineer Regiment (4 CER) returned from CFB Lahr in Germany when 4 Canadian Mechanized Brigade Group was stood down. 4 CER absorbed 22 Field Squadron, a detached and independent unit affiliated with 2 Combat Engineer Regiment. 22 Field Squadron was stationed in CFB Gagetown supporting the 2nd Battalion The Royal Canadian Regiment Battle Group, the Combat Training Centre and 4 CER in Germany.^[1]

On 1 June 2022, the perpetuation of No. 2 Construction Battalion of the First World War Canadian Expeditionary Force was assigned to the Canadian Military Engineers, with 4 Engineer Support Regiment being responsible for ongoing public recognition of the perpetuation.^[3]

Lineage

4 Engineer Support Regiment

• Originated on 17 June 1977, in Lahr, Germany, as 4 Combat Engineer Regiment.
• Redesignated on 4 September 1992, as 4th Engineer Support Regiment.
• Redesignated on 30 September 1993, as 4 Engineer Support Regiment.^[1]

4 Field Engineer Squadron

• Originated on 1 August 1951, in Petawawa, Ontario, as 59th Independent Field Squadron, RCE.
• Redesignated on 16 October 1953, as 4th Field Squadron, RCE.
• Redesignated on 30 April 1958, as 4 Field Squadron.
• Redesignated on 21 May 1975, as 4 Field Engineer Squadron.
• Reorganized as a regiment on 17 June 1977, and Designated as 4 Combat Engineer Regiment.^[1]

Sub-units

The unit currently consists of:

• Regimental Headquarters
• 42 Field Squadron
• 43 Counter Explosive Threat Squadron
• 45 Support Squadron
• 48 Combat Service Support Squadron.

See also

• Canada portal

• Military history of Canada
• History of the Canadian Army
• Canadian Forces
• List of armouries in Canada

References

1. Defence, National (2019-01-28). "4 Engineer Support Regiment". www.canada.ca. Retrieved 2022-05-26.
2. National Defence, Canadian Army (2013-02-25). "4 Engineer Support Regiment". www.canada.ca. Retrieved 2022-05-26.
3. Canadian Forces General Order 079/22

• 4 ESR ATD 12/13

Order of precedence

Preceded by 2 Combat Engineer Regiment

4 Engineer Support Regiment

Succeeded by 5 Combat Engineer Regiment