tgen-20231212


001-36103						04-3536131
(Commission File Number)						(IRS Employer Identification No.)

45 First Avenue
Waltham, Massachusetts						02451
(Address of Principal Executive Offices)						(Zip Code)

Securities registered or to be registered pursuant to Section 12(b) of the Act.


Title of each class	Trading Symbol	Name of exchange on which registered

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

The Board of Directors of Tecogen Inc. is deeply saddened to announce that, on December 12, 2023, it was informed of the death, on December 9, 2023, of Mr. Fred Holubow, a director of the company and a member of the board’s Audit Committee since June 2020.

Until his death, Mr. Holubow served as a General Partner of Starbow Partners, an investor in early-stage healthcare ventures. From 2001 to December 2011, Mr. Holubow served as a Managing Director of William Harris Investors, Inc., a registered investment advisory firm, and from 1982 to 2001 he served as Vice President of Pegasus Associates, a registered investment advisory firm he co-founded.

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.




	TECOGEN INC.

		By: /s/ Abinand Rangesh
December 14, 2023		Abinand Rangesh, Chief Executive Officer