?- Cameron (Schlumberger)
- Hunting PLC
- Idex Corporation
- ITC Dosing Pumps
- Lewa GmbH
- McFarland-Tritan LLC
- Milton Roy
- ProMinent
- Seepex GmbH
- Seko SpA
- SkoFlo Industries Inc.
- SPX FLOW Inc.
- Swelore Engineering Pvt Ltd