EX-32.1 4 pets-2025630xexx321.htm EX-32.1
Exhibit 32.1
CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
I, Leslie C.G. Campbell, and I, Douglas Krulik, each certify to the best of our knowledge, based upon a review of the report on Form 10-Q for the quarter ended June 30, 2025 (the “Report”) of the Registrant, that:
(1)the Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
(2)the information contained in the Report, fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

| Date: December 19, 2025 |
| By: | /s/ Leslie C.G. Campbell |
| Leslie C.G. Campbell |
| Interim Chief Executive Officer and President (Interim Executive Officer) |
| By: | /s/ Douglas Krulik |
| Douglas Krulik |
| Chief Accounting Officer, Interim Principal Financial Officer and Treasurer (principal financial and accounting officer) |