Tecogen Inc. (TGEN)

Tecogen Revenue

Tecogen had revenue of $7.87M in the quarter ending September 30, 2026, with 9.62% growth. This brings the company's total for the last twelve months to $25.27M, down -9.19% year-over-year. In the year 2025, Tecogen had annual revenue of $27.07M with 19.69% growth. That makes Tecogen the 32,605th largest company in the world by revenue and 4,290th in the United States.

• Revenue (ttm): $25.27M
• Revenue Growth: -9.19%
• P/S Ratio: 2.09
• Revenue / Employee: $204,859
• Employees: 120
• Market Cap: 67.02M

Revenue Chart

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Revenue by Segment

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• Services 16.62M 61.4%
• Products 9.13M 33.7%
• Energy Production 1.32M 4.9%

Fiscal year ended Dec 31, 2025 See the full Tecogen breakdown

Revenue History

Fiscal Year End	Revenue	Change	Growth
Dec 31, 2025	27.07M	4.45M	19.69%
Dec 31, 2024	22.62M	-2.52M	-10.02%
Dec 31, 2023	25.14M	136.81K	0.55%
Dec 31, 2022	25.00M	604.54K	2.48%
Dec 31, 2021	24.40M	-3.86M	-13.65%
Dec 31, 2020	28.25M	-5.17M	-15.47%
Dec 31, 2019	33.43M	-2.46M	-6.85%
Dec 31, 2018	35.88M	2.68M	8.07%
Dec 31, 2017	33.20M	8.71M	35.57%
Dec 31, 2016	24.49M	3.05M	14.21%
Dec 31, 2015	21.44M	2.10M	10.86%
Dec 31, 2014	19.34M	3.49M	22.04%
Dec 31, 2013	15.85M	595.90K	3.91%
Dec 31, 2012	15.25M	4.19M	37.86%
Dec 31, 2011	11.07M	-246.02K	-2.17%
Dec 31, 2010	11.31M	-465.01K	-3.95%
Dec 31, 2009	11.78M	-	-

Data Sources: Fiscal.ai and S&P Global Market Intelligence Last updated: Nov 12, 2026

Revenue data is provided by Fiscal.ai and updates within minutes after each earnings release, which is every three months for this company. Revenue segment data is provided by S&P Global Market Intelligence.

Update frequency:

Quarterly

Last checked:

Nov 12, 2026

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