Anderson Greenwood
- Amran
- Anderson Greenwood
- Apollo
- Ari Industries
- Ashcroft
- AW-Lake
- CATCO
- Chemiquip
- Dwyer
- Eaton
- ElectroSwitch
- Habonim
- INDEECO
- ISSC-Kanson Electronics
- ITT Conoflow
- ITT Neo-Dyn
- Jacoby-Tarbox
- Jerguson
- Koflo
- Mac-Weld
- Meco
- Mercer Valve
- Mid-West
- Mueller
- Palmer Wahl
- Parker
- Pete’s Plugs
- Post Glover
- Ray Snubbers
- Rosemount
- Rotork
- Ruelco
- Sensus
- Shurjoint
- Sigma HLR
- Simpson Electric
- Skinner Clamps
- Trerice
- Titan Flow Control
- Trico
- Tylok
- Weksler
- Whitman Controls
- Wika