Xerxes is the premier North American fiberglass tank brand, with a 45-year history of underground storage innovation in both the fuel and water markets. Xerxes’ most recent expansion is its HydroChain stormwater management products. Core stormwater products are composite chambers, Aquamod modules and water-quality solutions. Xerxes is a key brand of Mattr, a growth-oriented global materials technology company that manufactures and delivers products that support critical infrastructure.