About the WLWCA

Founded in 1972, the Wisconsin Liquid Waste Carriers Association Inc. is the premier trade organization for Wisconsin’s liquid waste industry. Active members include companies servicing private wastewater treatment systems and portable toilets, and those actively transporting and disposing of liquid wastes. Companies that provide equipment and professional services to the liquid waste industry and officials from all levels of government and academic institutions are encouraged to join as associate members. If you are looking for a company to service your septic tank or to provide portable restroom servicing, please click on "membership" to find a professional in your area.