Sanki Service Corporation provides maintenance services in Japan and internationally. It offers preventive maintenance services for building facilities, such as air conditioners, electricity systems, kitchen and firefighting equipment, water supply and drainage, sanitation equipment, etc., as well as equipment maintenance and inspection services. The company also provides facility construction and building management services; and services for environmental improvement projects, including pump inverters conversion, heat source replacement, energy saving product sales, energy conservation consulting, energy monitoring equipment, LED lighting, and solar power generation. It serves commercial facilities/chain stores, hotels, hospitals/elderly facilities, and offices/buildings/condominiums. The company was incorporated in 1977 and is headquartered in Himeji, Japan.