Doosan Fuel Cell, a  Connecticut company which designs, engineers and manufactures clean energy fuel cell systems that produce combined heat and power systems, began operations in July 2014 at its corporate headquarters outside Hartford.

Since that time, Doosan has signed multiple contracts to install and operate 440 kilowatt (kW) fuel cells at mixed use properties, office and government buildings, college campuses, utilities, mining operations and production facilities. Doosan power plants are now installed, and being installed, from Verizon in California to CT Transit in Connecticut and from South Africa to South Korea.

The Department of Energy (DOE) has partnered with Doosan, and its predecessor companies which included UTC Power, and provided funding for fuel cell testing, research and development projects throughout the company history.

Doosan Fuel Cell America, Inc. (Doosan) is a subsidiary of Doosan Corporation, a South Korea-based industrial company founded in 1896 that has current operations in 38 countries and has been a Fortune Global 2000 company since 2007.

The Office of Energy Efficiency and Renewable Energy (EERE) success stories highlight the positive impact of its work with businesses, industry partners, universities, research labs, and other entities.