---
schema_version: "secwatch.filing_event.v1"
accession: "0001537435-23-000093"
form_type: "8-K"
ticker: "TGEN"
cik: "0001537435"
company_name: "TECOGEN INC."
filed_at: "2023-08-09T23:59:59+00:00"
generated_at: "2026-06-11T22:02:39.236808+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Tecogen Q2 2023 revenue $6.7M (+5.2% YoY); net loss narrows to $0.8M; backlog rises to $11.3M

## Summary
- Q2 revenue $6.7M (up 5.2% from $6.4M in Q2 2022); net loss $0.8M (improved from $0.9M); EPS loss $0.03.
- H1 revenue $12.1M (down 12.4% YoY); net loss $2.3M (worsened from $0.8M in H1 2022).
- Services revenue $4.0M (+29.6% YoY) driven by Aegis acquisition; Products revenue $2.4M (-18.8%).
- Sales backlog grew from $7.1M (Q1 end) to $8.3M (Q2 end) to $11.3M as of August 9, 2023.
- Adjusted EBITDA negative $592K (Q2 2023) vs negative $651K (Q2 2022).

## SEC filing metadata
- accession: 0001537435-23-000093
- form_type: 8-K
- ticker: TGEN
- cik: 0001537435
- company_name: TECOGEN INC.
- filed_at: 2023-08-09T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1537435/000153743523000093/0001537435-23-000093-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1537435/000153743523000093/tgen-20230809.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001537435-23-000093
- JSON: https://secwatch.observer/filing/0001537435-23-000093.json
- Plain text: https://secwatch.observer/filing/0001537435-23-000093.txt

## Key facts
- Earnings Releases
  TECOGEN INC. reported three and six months ended June 30, 2023 results: revenue $6.7 million, net income net loss of $0.8 million, EPS $0.03/share.
  - Period: three and six months ended June 30, 2023
  - Revenue: $6.7 million
  - Net income: net loss of $0.8 million
  - EPS: $0.03/share
  - Result: reported results
  source text: Tecogen Announces Second Quarter 2023 Results Q2 2023 revenue of $6.7 million, an increase of 5.2% QoQ WALTHAM, Mass., August 9, 2023 - Tecogen Inc. (OTCQX:TGEN), a leading manufacturer of clean energy products, reported revenues of $6.7 million and a net loss of $0.8 million for the quarter ended June 30, 2023 compared to revenues of $6.4 million, and a net loss of $0.9 million in 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743523000093/0001537435-23-000093-index.htm

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