Argan Inc is a United States-based company that primarily operates in the power industry services segment through its wholly-owned subsidiaries. Gemma Power Systems and affiliates, one of Argan's subsidiaries, contributed almost all Argan's sales. GPS is a contractor that provides a full range of engineering, procurement, and construction services for power-generating projects. GPS' works encompass complete plant design, construction, electrical interconnection, plant testing, and commissioning. Argan also generates a small portion of sales from industrial fabrication and field services, as well as telecommunication infrastructure services. It operates in three segments: Power Services, Industrial Services, and Telecom Services, out of which Power Services derive majority revenue.