Who makes it
Who makes Kirkland Signature Nature's Domain dog food?
The maker
Grain-free Costco line; Diamond-made, named in the 2012 recall.
Confidence in this attribution: supported. A co-packer's recall history and quality record belong to every brand it makes, so Kirkland Signature Nature's Domain's safety profile is Diamond Pet Foods's.
See Diamond Pet Foods's full record: credibility, recalls, and the other brands they make →