| B&K, LLC | BASF Corporation | BIS Pipe Fitting Industry Co., Ltd. | Blacoh Fluid Control, Inc. | BMI Canada Inc. | Bonomi North America, Inc. | Boshart Industries, Inc. | Bradford White Corp. |
| Cambridge Brass Inc. | CLA-VAL | Con-Tech of California Inc. | Conbraco Industries, Inc. | Concrete Sealants, Inc. | Crispin Valve |
| Edmund A. Gray Co., Inc. | Electronic Sensor Products | Ever Performance Polymers Corp., | Everflow Supplies, Inc. |
| Fanda Fittings, Co., Ltd | Ferguson Enterprises, LLC | Fisher Manufacturing | Flomatic Corporation | Franklin Electric Co., Inc. | Freedom Chemical Corporation | Fu San Machinery Co. Ltd. | Fu San Valve Co. Ltd. |
| IDAC Corporation | Imperial Pipe Services, LLC | Injectec, Inc. | Inline Industries Inc. | InstaCote, Inc. | Integrity Fusion Products, Inc. |
| Raven Lining Systems, Inc. | Red-White Valve Corp | Resimac Limited | Resin Acuro | Resiplast NV/SA | Rheem Sales Company Inc | Rhino Linings Corporation | Ross Valve Mfg. Co., Inc. |
| Tank Connection LLC | Thakor Reductants PVT. LTD. | The Euclid Chemical Company | The Ford Meter Box Company, Inc. | ThermOmegaTech, Inc. | Total Automation Works, LLC | Triangle Tube |
| VAG USA LLC | Valvoindustria Ing. Rizzio (VIR) S.P.A. DBA: Red-White Valve Corp., Lake Forest, CA 92360 | VC Systems & Controls, Inc. | VersaFlex Incorporated |