Waterleau
Environmental ServicesFlanders, Belgium201-500 Employees
Waterleau is a Belgian environmental services company focused on sustainable water stewardship, delivering integrated solutions across the water cycle. Based in Wespelaar in the Flanders region, it operates internationally, managing critical water infrastructure worldwide and guiding projects through the full lifecycle—from design and construction to operation and maintenance—in water treatment, wastewater treatment, and water recovery. The firm employs hundreds of people and has substantial operational experience, including more than twenty municipal operation and maintenance projects in Morocco. Waterleau positions itself among global leaders in biological wastewater treatment, employing proprietary approaches that help clients advance their sustainability goals. It relies on a digital platform to provide predictive insights and modeling to optimize performance. In 2024, Waterleau expanded its PFAS treatment portfolio through a partnership with Oxyle, broadening its offerings for global customers.