| ABB | Ultrasonic / Doppler |
| Actaris / Neptune | Magnetic |
| AMCO | Multi-Jet |
| Badger | Nutating Disc |
| Blancett | Oscillating Piston |
| Blue-White | Oval Gear |
| Comate | Paddlewheel |
| Dynasonics | Pelton Wheel |
| Elster AMCO Water | Propeller |
| FILL-RITE | Rotameter |
| Flomec | Target |
| Great Plains Industires (GPI) | Turbine |
| Hays Fluid Controls (please call) | Vortex Shedding |
| Hedland | |
| Hersey Meters (please call) | |
| Honeywell | |
| Kent (discontinued. please call) | |
| Kessler-Ellis Products (KEP) | |
| King Instrument Company | |
| Liquid Controls Sponsler | |
| Master Meter | |
| McCrometer | |
| Neptune Technology Group | |
| Niagara Meters | |
| Precision Digital | |
| RCM Industries, Inc. | |
| Recordall | |
| Red Seal | |
| Seametrics | |
| Sotera Systems | |
| Sponsler | |
| Total Control Systems | |
| Turbines, Inc. | |
| Tuthill / FPP | |
| Venture Measurement / Niagara | |
