NIPPON KANZAI Holdings Co.,Ltd. provides building management and operations services in Japan. It offers total management services, including operation, maintenance, equipment, security, and cleaning, safety, cash, energy, liaison, indoor operation, administrative works, building repair works, security, equipment, cleaning, and other management services. The company also provides engineering services, such as building and seismic diagnosis, repair work, repair plan, energy management, and engineering report services, as well as CASBEE(Comprehensive Assessment System for Built Environment Efficiency) for evaluating and rating the environmental performance of buildings. In addition, it also offers residential management and operations; environmental facilities management, consisting of water supply, sewage treatment, waste management, and other public facilities related to living environment; event planning and management; design and payroll accounting; and security services, as well as engages in temporary staffing business. Further, the company is involved in asset management. The company was founded in 1965 and is headquartered in Chuo-ku, Japan.