Blue-White Industries Crane Pumps & Systems Duperon Corporation E & I Corporation a Div. of McNish Corporation EGSW - Environmental Group Southwest FLSmidth Inc. Franklin Electric Hayward Flow Control Howden HUBER Technology, Inc. Hydro International JDV Equipment Corporation JWC Environmental Inc. Kaeser Compressors, Inc. Komline-Sanderson Lakeside Equipment Corporation Madison Company Mazzei Injector Company, LLC Park Process Parkson Corporation Patterson Manufacturing Penn Valley Pump Co., Inc. SAVECO / Enviro-Care Sulzer Pumps Solutions Inc. Vaughan Company, Inc. Vogelsang Walker Process Equipment, A Div. of McNish Corp. Watson-Marlow Fluid Technology Group Xylem