COMSYS Holdings Corporation, together with its subsidiaries, engages in information and communication construction, electrical equipment construction, and information processing-related businesses. The company constructs facilities, such as optical and metal communication cables, communication poles, and underground pipelines, as well as provides telephone and internet access services; constructs and maintains wireless communication equipment, such as mobile phone base stations; and carries out wiring and equipment work. It also builds IT infrastructure, including servers, storage, networks, and clouds for information and communications, finance, and public sectors; develops systems; and operates, monitors, and maintains servers, networks, and clouds. In addition, the company engages in civil engineering projects, such as pole-free installation, water supply and sewage, river construction, paving, and gas pipeline laying; carries out electrical, air-conditioning, and sanitation work; constructs road lighting and communication equipment; and power distribution equipment for electric power companies. COMSYS Holdings Corporation was incorporated in 2003 and is headquartered in Tokyo, Japan.