EXHIBIT 23.1
Consent of Independent Registered Public Accounting Firm
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (File No. 333- 258129) of our report dated March 30, 2022 relating to the consolidated financial statements of Twin Vee Powercats Co. and Subsidiaries appearing in this Annual Report (Form 10-K) as of and for the years ended December 31, 2021 and 2020.
| /s/ GRASSI & CO., CPAs, P.C. | 
| Jericho, New York | 
| March 30, 2022 |