Gemma Power Systems (GPS) is a top designer and builder of power generation facilities in the New England region of the US. The company, a subsidiary of Argan, provides a full range of services to the energy market, from development, consulting, engineering, and procurement to construction, start-up, operation, and maintenance. Gemma Power Systems has completed more than 70 projects including district heating and cooling systems, boiler plant construction and renovations, utility maintenance, combined-cycle and cogeneration facilities, emergency peaking plants, and alternative fuel-powered facilities (wood-fired power plants, wind plants, and more). Argan bought GPS in 2006 for more than $33 million.