Heska Corporation is on the Cruelty Free Investing use of animals list because they use animals for drug testing and clinical trials.
The company stated in the following article that they conduct pre-clinical trials of their drugs on animals.
“Atrix took responsibility for laboratory studies and production, and Paravax took responsibility for clinical testing in dogs and cats and for marketing and distribution worldwide.” Read the following article
Heska Corp. engages in the research, development and manufacture of veterinary products. The company operates through two segments: Core Companion Animal Health and Other Vaccines, Pharmaceuticals & Products. The Core Companion Animal Health segment supplies blood testing instruments, digital imaging software, heartworm diagnostic tests and preventive products, allergy immunotherapy products, and allergy testing. The Other Vaccines, Pharmaceuticals and Products segment develops and distributes vaccines and pharmaceutical products. Its solutions include, dri-chem 4000, 7000, hematrue, element ht5, element i and solo step heartworm. Heska was founded by Robert B. Grieve and Lynnor B. Stevenson in 1988 and is headquartered in Loveland, CO. [Source: MarketWatch]
Company Website: https://www.heska.com