Doosan Fuel Cell America (formerly ClearEdge Power, Inc.) is a fuel cell manufacturer focusing on the stationary fuel cell. It is headquartered in South Windsor, Connecticut, U.S. The company employed 225 people as of August 2011. It closed its operations in Connecticut in April 2014, and filed for Chapter 11 bankruptcy protection in May 2014. The company has been merged with Fuel Cell Power under a new name Doosan Fuel Cell .