Argan, Inc. is a holding company. The Company conducts operations through its wholly owned subsidiaries, Gemma Power Systems, LLC and affiliates (GPS) and Southern Maryland Cable, Inc. (SMC). The Company operates in two segments: power industry services and telecommunications infrastructure services. Through GPS, the Company provides a range of development, consulting, engineering, procurement, construction, commissioning, operations and maintenance services to the power generation and renewable energy markets for a variety of customers, including public utilities, independent power project owners, municipalities, public institutions and private industry. Through SMC, it provides telecommunications infrastructure services, including project management, construction and maintenance to the federal government, local governments, telecommunications and broadband service providers, as well as electric utilities.