WSI International is a group of engineers committed to coming up with reliable and efficient Wastewater Treatment Systems designed to meet your industry’s wastewater treatment demands. A provider of innovative systems, we have been designing industrial and municipal wastewater treatment plants and wastewater equipment for over 30 years. This years of experience and commitment to excellence has seen us become a go-to provider of the most reliable treatment plants around the world. All wastewater treatment plants we build are made from the finest of stainless-steel material. This means you can be confident of superior quality that meets both local and regional standards without compromising on efficiency and durability.