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Energy Efficiency Reimagined

Our natural-gas-fueled CHP products reduce energy costs, decrease greenhouse gas emissions and alleviate congestion on the national power grid.

Revolutionized Distributed Generation

Our natural-gas-fueled CHP products reduce energy costs, decrease greenhouse gas emissions and alleviate congestion on the national power grid.

Commercial and Industrial Applications

Combined Heat & Power (CHP)

“Two for the price of one.”

Sensible Green Technology

Practical and Efficient

Market Leading Technology

From the 1st packaged cogen module to the InVerde e+

Installation Service

Installed right for day-one & the long term

Nationwide Factory Service

Worry-free "bumper to bumper" service programs

Technical Support

Ensuring peak performance and peak savings

A Leading Manufacturer of Clean Technologies

Tecogen has been pioneering the development of efficient clean energy technologies that save customers money for over three decades.

A Growing Company in a Growing Industry

Market Leading Innovations

We invented the nation’s first packaged cogeneration module back in 1983 and have led the industry with:

1987

The first standardized natural gas engine-driven chillers

1999

The first R-134a-based engine-driven chillers

2002

The first (and only) California Rule 21-certified engine-based cogeneration module

2008

The first inverter-based engine-driven CHP units

2011

The first engine-based emissions controls able to meet California’s latest strict emissions standards

2013

Received patents for Emissions Control

2016

Launched InVerde e+

Latest Event

Social

Just arrived at the University of Connecticut this week! https://t.co/r9ZQUXQvEk

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Tecogen's sale of 12 InVerde e+ units that will be installed to power a multi-unit housing project comprising six… https://t.co/mPDwiJsvjn

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Transitional Quarter Prepares Tecogen for Further Growth in 2019 https://t.co/ckv3expOwc

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Tecogen, Inc. NASDAQ: TGEN
Volume
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52 WK Range