| Applied Membranes, Inc. |
| Bottled Water Concepts Group, Inc. |
| Charger Water Treatment Products, LLC. |
| DeLoach Ind., Inc. |
| Dixie Tank Co. |
| Durastill |
| Eden Equip. Co. |
| Engineering Specialties |
| Ermco, Inc. |
| Filter Soft |
| Flexcon Ind. |
| Horner Discus Int'l. Inc. |
| IMG Corp. |
| Ionics, Inc. |
| Layton Mfg. Co. |
| Krudico, Inc. |
| Met-Pro Corp. |
| New Age Water Tech. |
| Ozotech, Inc. |
| Pacific Ozone Tech., Inc. |
| Paul Mueller Co. |
| Precision Equip. Co. |
| Procam Controls, Inc. |
| Pure Aqua, Inc. |
| Quick Tanks, Inc. |
| Rayne Corp. |
| Rowlands Sales Co., Inc. |
| Safe Water Tech., Inc. |
| Smith & Loveless, Inc. |
| Sta-Rite Ind. |
| Sunshine Water Cond. |
| Western Water Prod., Inc. |