Midac Holdings Co., Ltd. collects, transports, cleans, treats, and disposes of industrial waste in Japan. It operates through the Waste Disposal Business, Collection and Transportation Business, and Brokerage Management Business segments. The company also collects and transports general business waste and provides mediation and management services for waste disposal projects on behalf of waste disposal companies. Founded in 1952, it is headquartered in Hamamatsu, Japan.