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Diamond vs Open Farm

Diamond is made by Diamond Pet Foods (owned by Schell & Kampeter, Inc.), and Open Farm is branded by Open Farm Inc. (owned by Independent (minority investors: General Atlantic, Encore Consumer Capital)) and made by third-party co-packers, and both make food for cats and dogs. On KibbleLab, Diamond averages 8.7 out of 10 across its scored foods, compared with 8.6 for Open Farm. Open Farm is accredited by the Pet Sustainability Coalition; Diamond is not.

Diamond and Open Farm compared

Diamond Open Farm
Manufacturer Diamond Pet Foods Open Farm Inc.
Parent company Schell & Kampeter, Inc. Independent (minority investors: General Atlantic, Encore Consumer Capital)
Founded 1970 2014
Headquarters Meta, Missouri, USA Toronto, Ontario, Canada
Manufacturing Whether a brand makes its own food in-house or has it produced by an outside contract manufacturer or co-packer.
In-house Co-packer
Made in United States United States
Manufacturing region Missouri Minnesota
Products listed 7 125
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. How scoring works .
8.7 (avg of 7) 8.6 (avg of 125)
Recalls on record We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.
None None
Where to buy
Amazon
Amazon

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Diamond vs Open Farm: how they compare

Scores

Diamond scores higher on KibbleLab, averaging 8.7 out of 10 across 7 scored foods, compared with 8.6 across 125 for Open Farm. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science.

Who makes them

Diamond is made by Diamond Pet Foods, owned by Schell & Kampeter, Inc., based in Meta, Missouri, USA, founded in 1970. Open Farm is a brand of Open Farm Inc., owned by Independent (minority investors: General Atlantic, Encore Consumer Capital), based in Toronto, Ontario, Canada, founded in 2014. Its food is made by third-party co-packers in United States.

Standards and range

Neither meets WSAVA's published manufacturer criteria. Open Farm is accredited by the Pet Sustainability Coalition; Diamond is not. KibbleLab lists 7 Diamond foods and 125 Open Farm foods.

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Common Questions

Which scores higher on KibbleLab, Diamond or Open Farm?

Diamond scores higher: it averages 8.7 out of 10 across 7 scored foods, compared with 8.6 for Open Farm. Scores reflect published veterinary science.

Who makes Diamond and Open Farm?

Diamond is made by Diamond Pet Foods, which is owned by Schell & Kampeter, Inc. Open Farm is a brand of Open Farm Inc., which is owned by Independent (minority investors: General Atlantic, Encore Consumer Capital). Its food is made by third-party co-packers in United States.

Which brand has more products on KibbleLab?

Open Farm has 125 products in the KibbleLab database, compared with 7 for Diamond.

Where is each brand based?

Diamond is based in Meta, Missouri, USA. Open Farm is based in Toronto, Ontario, Canada.

Are Diamond or Open Farm PSC Accredited?

Open Farm 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 Open Farm been recalled?

Neither Diamond nor Open Farm has a recall on record in the KibbleLab database. We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.

See the full profiles: Diamond and Open Farm .

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 filings, and a filing may name the parent company rather than the brand. We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.

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.