Argan, Inc. operates through three primary business segments: Power Industry Services, Industrial Construction Services, and Telecommunications Infrastructure Services. The Power segment, which generates approximately 80% of the company's revenue, is driven by its Gemma Power Systems subsidiary and focuses on the complete EPC lifecycle for conventional and renewable power plants. The Industrial segment, led by The Roberts Company, provides field services, maintenance turnarounds, and metal fabrication for heavy and light industrial clients. The Telecommunications segment, operating through Southern Maryland Cable, offers structured cabling and infrastructure solutions for high-speed data and security networks. Geographically, Argan's footprint is concentrated in the United States, with additional project activities in the UK and Ireland. The company's competitive position is anchored by its ability to execute technically demanding, utility-scale energy projects as a single-source contractor.