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Diamond vs Portland Pet Food Company

Diamond is made by Diamond Pet Foods (owned by Schell & Kampeter, Inc.), and Portland Pet Food Company by Portland Pet Food Company, and both make food for cats and dogs. On KibbleLab, Diamond and Portland Pet Food Company both average 7.7 out of 10. Portland Pet Food Company is accredited by the Pet Sustainability Coalition; Diamond is not.

Diamond and Portland Pet Food Company compared

Diamond Portland Pet Food Company
Manufacturer Diamond Pet Foods Portland Pet Food Company
Parent company Schell & Kampeter, Inc. Independent
Founded 1970 2014
Headquarters Meta, Missouri, USA Portland, Oregon, USA
Products listed 7 17
Serves Cats & dogs Cats & dogs
Price tier A relative price guide, from $ (most affordable) to $$$$$ (most premium), based on the brand's typical retail cost.
$$ $$$$$
WSAVA guidelines The World Small Animal Veterinary Association (WSAVA) publishes criteria for evaluating a manufacturer: qualified nutritionists on staff, feeding trials, and published research. It does not certify or endorse brands.
No No
PSC accredited The Pet Sustainability Coalition is a nonprofit that accredits pet companies on their environmental and social impact, through third-party verification. It reflects sustainability practices, not food quality.
No Yes
Score The average KibbleLab score across this brand's scored foods, on a 0 to 10 scale. Foods are scored on published veterinary science, and no one can pay for a higher score. How scoring works .
7.7 (avg of 7) 7.7 (avg of 17)
Recalls on record KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.
None None
Where to buy Amazon Amazon

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Diamond vs Portland Pet Food Company: how they compare

Scores

Diamond and Portland Pet Food Company average the same KibbleLab score, 7.7 out of 10, across 7 and 17 scored foods. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science, and no one can pay for a higher score.

Who makes them

Diamond is made by Diamond Pet Foods, owned by Schell & Kampeter, Inc., based in Meta, Missouri, USA, founded in 1970. Portland Pet Food Company is made by Portland Pet Food Company, an independent maker, based in Portland, Oregon, USA, founded in 2014.

Standards and range

Neither meets WSAVA's published manufacturer criteria. Portland Pet Food Company is accredited by the Pet Sustainability Coalition; Diamond is not. KibbleLab lists 7 Diamond foods and 17 Portland Pet Food Company foods.

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Common Questions

Which scores higher on KibbleLab, Diamond or Portland Pet Food Company?

Diamond and Portland Pet Food Company average the same KibbleLab score, 7.7 out of 10.

Who makes Diamond and Portland Pet Food Company?

Diamond is made by Diamond Pet Foods, which is owned by Schell & Kampeter, Inc. Portland Pet Food Company is made by Portland Pet Food Company.

Which brand has more products on KibbleLab?

Portland Pet Food Company has 17 products in the KibbleLab database, compared with 7 for Diamond.

Where is each brand based?

Diamond is based in Meta, Missouri, USA. Portland Pet Food Company is based in Portland, Oregon, USA.

Are Diamond or Portland Pet Food Company PSC Accredited?

Portland Pet Food Company is a PSC Accredited business. The Pet Sustainability Coalition is a nonprofit that Accredits pet companies on their environmental and social impact, through third-party verification.

Have Diamond or Portland Pet Food Company been recalled?

Neither Diamond nor Portland Pet Food Company has a recall on record in the KibbleLab database. KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.

See the full profiles: Diamond and Portland Pet Food Company .

More comparisons

KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.

This is a neutral, factual comparison, not a ranking or an endorsement of either brand. KibbleLab may earn affiliate commissions through links. No one can pay for placement or a higher score.

Brand and manufacturer details are compiled from public sources and not independently verified; they may not reflect contract manufacturing or co-packing. Recall data is compiled from public FDA and manufacturer notices, and a notice may name the parent company rather than the brand. KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.

KibbleLab scores and commentary are editorial opinions based on published data. Represent one of these brands? Request a correction. Anyone else can email us. See our Terms.