Sanix Holdings Incorporated operates in the sanitation business primarily in Japan. It runs through segments including Home Sanitation, Establishment Sanitation, Solar Engineering, PV, New Power, and Environmental Resources Development. The company offers termite control, foundation repair, ventilation system construction, and renovation for households, as well as water supply and drainage facilities and pest control for buildings and condominiums. It also sells and installs solar power systems and storage batteries, retails electric power, constructs and maintains solar systems for corporations, wholesales solar equipment, processes waste liquids, and provides environmental sanitation maintenance services. Formerly Sanix Incorporated, it changed its name to Sanix Holdings Incorporated in March 2025. Founded in 1975, it is headquartered in Fukuoka City, Japan.