DES MOINES, Iowa–(BUSINESS WIRE)–Gross-Wen Technologies (GWT), a provider of advanced wastewater treatment solutions, today announced a commercial partnership with Xylem, a global leader in water technology. The agreement positions GWT to accelerate expansion into the industrial wastewater sector, where tightening nutrient regulations and sustainability demands are driving adoption of integrated treatment solutions. As part of the partnership, Xylem and GWT have entered into a commercial agre