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Filing Detail
Form 3/A - Initial statement of beneficial ownership of securities: [Amend]
SEC Accession No. 0001537435-22-000043
Filing Date
2022-05-06
Accepted
2022-05-06 16:44:12
Documents
1
Period of Report
2022-03-11

Document Format Files

Seq Description Document Type Size
1 FORM 3/A wf-form3a_165186981952275.html 3/A  
1 FORM 3/A wf-form3a_165186981952275.xml 3/A 4940
  Complete submission text file 0001537435-22-000043.txt   6354
Mailing Address 85 FIRST AVENUE WALTHAM MA 02451
Business Address
HATSOPOULOS JOHN (Reporting) CIK: 0001274775 (see all company filings)

Type: 3/A | Act: 34 | File No.: 001-36103 | Film No.: 22901945

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