Evoqua Water Technologies LLC Aerzen Aqua-Aerobic Systems, Inc. BDP Industries, Inc. Blue-White Industries Boerger, LLC Charter Machine Company Duperon Corporation Eagle Microsystems, Inc. Earth Science Laboratories, Inc. ELODE USA, Inc. Hayward Gordon Group HUBER Technology, Inc. Ixom Watercare JDV Equipment Corporation JWC Environmental Inc. Kaeser Compressors, Inc. Lakeside Equipment Corporation Park Process Parkson Corporation Saf-T-Flo Chemical Injection Vaughan Company, Inc. Vogelsang Watson-Marlow Fluid Technology Solutions