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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001537435-23-000159
Filing Date
2023-12-15
Accepted
2023-12-15 16:19:26
Documents
1
Period of Report
2023-12-14

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1702675153.html 4  
1 FORM 4 wk-form4_1702675153.xml 4 5735
  Complete submission text file 0001537435-23-000159.txt   7136
Mailing Address 85 FIRST AVENUE WALTHAM MA 02451
Business Address
HATSOPOULOS JOHN (Reporting) CIK: 0001274775 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36103 | Film No.: 231490601

Mailing Address 45 FIRST AVENUE WALTHAM MA 02451
Business Address 45 FIRST AVENUE WALTHAM MA 02451 781-466-6400
TECOGEN INC. (Issuer) CIK: 0001537435 (see all company filings)

IRS No.: 043536131 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3585 Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip