Tecogen

Tecogen is a manufacturer based in Waltham, Massachusetts, specializing in natural-gas-fueled, engine-driven combined heat and power products. Founded in 2000, the company focuses on creating ultra-efficient systems that reduce energy costs, lower greenhouse gas emissions, and help alleviate congestion on the national power grid. Its primary offerings include cogeneration modules that generate both electricity and heat, as well as chillers for air conditioning that can also provide free hot water. Tecogen operates through three main business segments: Products, which involves the design and manufacture of industrial and commercial cogeneration systems; Services, which includes operations, maintenance, and installation services under long-term contracts; and Energy Production, which sells electricity, heat, hot water, and cooling to customers through long-term energy sales agreements.