Orion Group Holdings, Inc. operates through two primary business segments: Marine and Concrete. The Marine segment provides construction, restoration, and dredging services for marine transportation facilities, pipelines, bridges, and environmental structures. The Concrete segment offers turnkey concrete construction services, including site preparation, forming, and rebar placement for commercial, industrial, and institutional facilities. The company serves a diverse client base that includes federal agencies, port authorities, and private commercial developers. Headquartered in Houston, Texas, Orion executes projects across the continental United States, Alaska, Hawaii, Canada, and the Caribbean Basin. Its specialized marine equipment and technical expertise allow it to handle complex infrastructure projects that require specialized marine pile driving and dredging capabilities.