Article · Wikipedia archive · Last revised Jul 28, 2026

Diemaco

Diemaco was a Canadian defence company based in Kitchener, Ontario, that manufactured the C7 family of rifles under a licence from Colt.

Last revised
Jul 28, 2026
Read time
≈ 1 min
Length
205 w
Citations
7
Source
Diemaco (1984) Inc.
Company type
Private (division of Héroux-Devtek Inc.)
IndustryDefence
Founded1974 (1974)
FateAcquired
SuccessorColt Canada Corporation May 24, 2005 (2005-05-24)
Headquarters,
ProductsFirearms, weapons

Diemaco was a Canadian defence company based in Kitchener, Ontario, that manufactured the C7 family of rifles under a licence from Colt.

History

The company was formed in 1974 under Devtek Corporation,1 effectively replacing the arms supply from government owned Canadian Arsenal Limited.

In 2000, it was acquired by Héroux-Devtek Inc.23

On May 20, 2005, it was acquired by Colt Defense for $18.2 million.4 As a result, Héroux-Devtek revamped the Aerospace and Defense division to the Aerospace division.5

Colt Canada relaunched the brand in 2014.67

References

References

  1. "Diemaco SA-15.7 and SA-20 semi-automatic rifles, new from Colt Canada!". all4shooters. 2014-09-15. Retrieved 2026-03-21.
  2. "Corporations Canada Online Filing Centre". Industry Canada. Retrieved 7 April 2011.
  3. "Héroux-Devtek Completes the Sale of its Logistics & Defence Division, Diemaco" (PDF). Héroux-Devtek Inc. 20 May 2005. Retrieved 7 April 2011.
  4. "FORM S-1". www.sec.gov. Retrieved 2026-03-21.
  5. "A FOUNDATION FOR SUSTAINABLE GROWTH" (PDF).
  6. TheGunMag (2014-08-12). "Colt Canada brings back Diemaco brand for Canadian rifle buyers". TheGunMag - The Official Gun Magazine of the Second Amendment Foundation. Retrieved 2026-03-21.
  7. "Diemaco SA-15.7 and SA-20 semi-automatic rifles, new from Colt Canada!". all4shooters. Archived from the original on 2021-02-28. Retrieved 2026-03-21.