| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Dickow Pump Co. | USA | |
| 2 | Thomsen Group LLC. | USA | |
| 3 | Brinkmann Pumps Inc. | USA | |
| 4 | Thompson Pump & Manufacturing Co. Inc. | USA | |
| 5 | Weir Minerals | USA | |
| 6 | ACS Group | USA | |
| 7 | Vertiflo Pump Company Inc | USA | |
| 8 | Wastecorp Pumps LLC | USA | |
| 9 | Mar-Cor Purification | USA | |
| 10 | SmallPumps Inc. | USA | |
| 11 | REPACO (Refrigeration Package Corp.) | USA | |
| 12 | Bell & Gossett | USA | |
| 13 | Robert Brown Associates Inc. | USA | |
| 14 | Sencillo Systems | USA | |
| 15 | WATERAX Corp. | USA | |
| 16 | KSB Inc. | USA | |
| 17 | Waterous Co. | USA |