HI, @Jea
Are you looking for US pet dog suppliers?
There are many USA dog suppliers please check them:
Pet Stores USA – Wholesale Pet Supplies and Drop Shipping
15 Largest Pet Food Manufacturers in the U.S. 2021 (topdogtips.com)
If you want to buy a prebuilt pets care site then follow the link: Pets Care Turnkey Dropship Website for Sale - Dropship-Empire
I hope, It will be helpful for you.
Thanks.