Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001537435-22-000014
Filing Date
2022-03-10
Accepted
2022-03-10 12:15:02
Documents
94
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 10-K tgen-20211231.htm   iXBRL 10-K 1717383
2 EX-23.1 tgn-20211231xex231.htm EX-23.1 2375
3 EX-31.1 tgn-20211231xex311.htm EX-31.1 9598
4 EX-31.2 tgn-20211231xex312.htm EX-31.2 9749
5 EX-32.1 tgn-20211231xex321.htm EX-32.1 4962
11 GRAPHIC tgen-20211231_g1.jpg GRAPHIC 97140
  Complete submission text file 0001537435-22-000014.txt   8589202

Data Files

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7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT tgen-20211231_cal.xml EX-101.CAL 98462
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT tgen-20211231_def.xml EX-101.DEF 294894
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT tgen-20211231_lab.xml EX-101.LAB 717009
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT tgen-20211231_pre.xml EX-101.PRE 479400
88 EXTRACTED XBRL INSTANCE DOCUMENT tgen-20211231_htm.xml XML 1365687
Mailing Address 45 FIRST AVENUE WALTHAM MA 02451
Business Address 45 FIRST AVENUE WALTHAM MA 02451 781-466-6400
TECOGEN INC. (Filer) CIK: 0001537435 (see all company filings)

EIN.: 043536131 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-36103 | Film No.: 22728146
SIC: 3585 Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip