---
schema_version: "secwatch.filing_event.v1"
accession: "0001537435-23-000009"
form_type: "8-K"
ticker: "TGEN"
cik: "0001537435"
company_name: "TECOGEN INC."
filed_at: "2023-03-16T23:59:59+00:00"
generated_at: "2026-06-18T00:29:36.207938+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "medium"
source: SEC EDGAR
---

# Tecogen acquires 202 maintenance contracts, assets from Aegis; reports Q4 earnings

## Summary
- Definitive agreement to assume 202 cogeneration maintenance agreements; closing targeted April 1, 2023.
- Tecogen to pay $170,000 for vehicles and purchase at least $300,000 of inventory by June 30, 2023.
- Tecogen offers employment to eight Aegis employees on same or better terms at closing.
- Post-closing consideration includes a share of maintenance service collections; full terms in Exhibit C.
- Q4 2022 and full-year earnings released; specific figures not disclosed in filing text.

## SEC filing metadata
- accession: 0001537435-23-000009
- form_type: 8-K
- ticker: TGEN
- cik: 0001537435
- company_name: TECOGEN INC.
- filed_at: 2023-03-16T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: medium
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1537435/000153743523000009/0001537435-23-000009-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1537435/000153743523000009/tgen-20230316.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001537435-23-000009
- JSON: https://secwatch.observer/filing/0001537435-23-000009.json
- Plain text: https://secwatch.observer/filing/0001537435-23-000009.txt

## Key facts
- Earnings Releases
  TECOGEN INC. reported financial results for the three and twelve months ended December 31, 2022.
  - Period: the three and twelve months ended December 31, 2022
  - Result: reported results
  source text: On March 16, 2023, the registrant issued a press release with earnings commentary and supplemental information for the three and twelve months ended December 31, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743523000009/0001537435-23-000009-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.