Attached files

file filename
EX-32.1 - EX-32.1 - TECOGEN INC.exhibit321section1350certi.htm
EX-31.1 - EX-31.1 - TECOGEN INC.exhibit311rule13a-14acerti.htm
EX-10.24 - EX-10.24 - TECOGEN INC.websterppppayoffletter.htm
10-K - 10-K - TECOGEN INC.tgen-20201231.htm
EXHIBIT 23.1 Consent of Independent Registered Public Accounting Firm We consent to the incorporation by reference in this Registration Statements (Nos. 333-218244 and 333- 187928) on Form S-8 and the Registration Statements (Nos. 333-199634, 333-205147 and 333-212433) on Form S-3 of Tecogen Inc. of our report dated March 18, 2021, relating to the consolidated financial statements of Tecogen Inc., appearing in the 2020 Annual Report on Form 10-K of Tecogen Inc. for the year ended December 31, 2020. Boston, Massachusetts March 18, 2021