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/
It really depends on what you are actually buying as they carry a very very large number of products.
One option is grand and toy if you were getting office supplies.