Aerzen AGRU America, Inc. AirClean Systems Alfa Laval All-Star Products AllChem Performance Products Anue Water Technologies Aqseptence Group, Inc. - Johnson Screens Aqua-Aerobic Systems, Inc. AQUA-Zyme Disposal Systems, Inc. Aqualitec Corp. Atlas Copco Compressors AUC Group BDP Industries, Inc. Blue-White Industries Bright Technologies, Division of Sebright Products, Inc. Byo-Gon, Inc. Carbon Enterprises Inc. Centrisys/CNP Charter Machine Company Chemline Plastics Limited Clean Water Technology Delta Treatment Systems, LLC DRYCAKE Duperon Corporation Eagle Microsystems, Inc. EDI - A Nexom Brand EGSW - Environmental Group Southwest Environetics, Inc. Environmental Resources, Inc., DuraMax Chain Products Group Eurus Blower, Inc. Evoqua Water Technologies LLC Federal Screen Products FKC Co., Ltd. Flottweg Separation Technology, Inc. Force Flow GEA Group GKD Graver Technologies LLC Hach Hawkins Water Treatment Group Hayward Flow Control Headworks International, Inc. Howden HUBER Technology, Inc. Hurst Boiler Hydro-Thermal Corporation In-Situ - ChemScan/Partech Inovair International Products Corporation Jack Doheny Company JDV Equipment Corporation JWC Environmental Inc. Kaeser Compressors, Inc. Komline-Sanderson Kuhn North America, Inc. Lakeside Equipment Corporation Landia, Inc. Linde Lone Star Blower Lutz-JESCO America Corp. Markland Specialty Engineering Ltd. Mud Cat Mystaire Ovivo USA, LLC Park Process Parkson Corporation Philadelphia Gear, Power Systems by Timken Pick Heaters, Inc. Pieralisi North America, Inc. Premier Tech Water and Environment Press Technology & Mfg., Inc. Rain for Rent RootX Saf-T-Flo Chemical Injection Schwing Bioset, Inc. SEEPEX Inc. Sierra Instruments, Inc. Smith & Loveless, Inc. SUEZ Water Technologies & Solutions Sulzer Pumps Solutions Inc. SWAN Analytical USA Inc. The Definitive Deodorant Company Thermal Edge Inc. TMC Fluid Systems, Inc. Triplepoint Environmental USP Technologies VanAire, Inc. Vaughan Company, Inc. Veolia Water Technologies (dba Kruger) Vogelsang Watson-Marlow Fluid Technology Group WesTech Engineering, LLC World Water Works, Inc.