Here are a couple of Canadian companies you or someone you know might be interested in.

Spearhead Machining - Markham, ON (That's near Toronto) Kevin and Will Chou

Muzzle brakes and tuners.

[Linked Image from]

Apex Optics, based in Calgary, AB. (That's south of Edmonton)

[Linked Image from]

Safe Shooting!
Steve Redgwell

"Comparison is the thief of joy." - Teddy Roosevelt.
Member - Outdoor Writers of Canada
[Linked Image from]