0001537435-23-000126.txt : 20231002
0001537435-23-000126.hdr.sgml : 20231002
20231002090122
ACCESSION NUMBER: 0001537435-23-000126
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230929
FILED AS OF DATE: 20231002
DATE AS OF CHANGE: 20231002
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: HATSOPOULOS JOHN
CENTRAL INDEX KEY: 0001274775
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36103
FILM NUMBER: 231298077
MAIL ADDRESS:
STREET 1: 85 FIRST AVENUE
CITY: WALTHAM
STATE: MA
ZIP: 02451
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: TECOGEN INC.
CENTRAL INDEX KEY: 0001537435
STANDARD INDUSTRIAL CLASSIFICATION: AIR COND & WARM AIR HEATING EQUIP & COMM & INDL REFRIG EQUIP [3585]
IRS NUMBER: 043536131
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 45 FIRST AVENUE
CITY: WALTHAM
STATE: MA
ZIP: 02451
BUSINESS PHONE: 781-466-6400
MAIL ADDRESS:
STREET 1: 45 FIRST AVENUE
CITY: WALTHAM
STATE: MA
ZIP: 02451
FORMER COMPANY:
FORMER CONFORMED NAME: TECOGEN INC
DATE OF NAME CHANGE: 20111215
4
1
wf-form4_169625166483069.xml
FORM 4
X0508
4
2023-09-29
0
0001537435
TECOGEN INC.
TGEN
0001274775
HATSOPOULOS JOHN
45 FIRST AVENUE
WALTHAM
MA
02451
1
0
0
0
0
Common Stock
2023-09-29
4
P
0
2000
0.98
A
489385
D
/s/ John N. Hatsopoulos
2023-10-02