https://lasvegassun.com/news/2018/jun/11/the-most-powerful-conservative-couple-youve-never/
They also support Alberta's UCP, led by Trump fangirl Danielle Smith.
Greg's is Canadian-owned. There are more alternatives at the bottom of https://refuseuline.com/
I started using Grainger for most things except boxes, we found a local company that does it cheaper.
But I'm not in Canada, idk if it will help or not.