Three blue and cream boxes of nut bars with a picture of the bar on front, surrounded by other boxes - ZikG/Shutterstock Kingsport, Tennessee-based Leclerc Foods USA manufactures the Kirkland ...

Costco's Kirkland Signature private label brand is one of the warehouse chain's selling points for its fans, offering products that can be as good as those made by big-name companies, but at a cheaper ...