United States securities and exchange commission logo May 12, 2020 Catherine Grassman Chief Financial Officer Heska Corporation 3760 Rocky Mountain Avenue Loveland, Colorado 80538 Re: Heska Corporation Registration Statement on Form S-3 Filed May 5, 2020 File No. 333-238005 Dear Ms. Grassman: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Courtney Lindsay at (202) 551-7237 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences