POWER OF ATTORNEY FOR SECTION 16 REPORTING
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears
below constitutes and appoints Catherine I. Grassman, Eleanor F. Baker and
Christopher D. Sveen, and each of them, his or her true and lawful
attorneys-in-fact to: prepare, execute in the undersigned's name and on the
undersigned's behalf, and submit to the U.S. Securities and Exchange Commission
(the "SEC") a Form ID, including amendments thereto, and any other documents
necessary or appropriate to obtain codes and passwords enabling the undersigned
to make electronic filings with the SEC of reports required by Section 16(a) of
the Securities Exchange Act of 1934 or any rule or regulation of the SEC;
execute for and on behalf of the undersigned, each in the capacity as an officer
and/or director of Heska Corporation, any Forms 3, 4, and 5 and any amendment
thereto in accordance with Section 16(a) of the Securities Exchange Act of 1934,
as amended, and the rules thereunder, and any other forms or reports the
undersigned may be required to file in connection with the undersigned's
ownership, acquisition, or disposition of securities of Heska Corporation; and
do and perform any and all acts for and on behalf of the undersigned which may
be necessary or desirable to complete, execute and file the same with the SEC
and any national securities exchange or similar authority, hereby ratifying and
confirming all that each of said attorneys-in-fact [or their substitute or
substitutes] may do or cause to be done by virtue hereof. The undersigned hereby
grants to each such attorney-in-fact full power and authority to do and perform
any and every act and thing whatsoever requisite, necessary, or proper to be
done in the exercise of any of the rights and powers herein granted, as fully
to all intents and purposes as the undersigned might or could do if personally
present, with full power of substitution or revocation, hereby ratifying and
confirming all that such attorney-in-fact, or such attorney-in-fact's substitute
or substitutes, shall lawfully do or cause to be done by virtue of this power
of attorney and the rights and powers herein granted. The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such capacity
at the request of the undersigned, are not assuming, nor is Heska Corporation
assuming, any of the undersigned's responsibilities to comply with Section 16
of the Securities Act of 1934, as amended. This Power of Attorney, which revokes
all prior powers of attorney with respect to the matters covered hereby, shall
remain in full force and effect until the undersigned is no longer required to
file Forms 3, 4 and 5 with respect to the undersigned's holdings of and
transactions in securities issued by Heska Corporation, unless either revoked
by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact or Heska Corporation.
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed this 20th day of August, 2020. Signature: Print Name: Stephen L. Davis