Pneumatic Manufacturers
- Adsens Technology, Inc.
- Alkon
- AKG
- Alum-Tec, Inc.
- Arrow Pneumatics
- B-D Cylinder Products
- Cecomp Electronics
- Clippard Instruments
- Daman
- Deltrol Fluid Products
- Fabco Air
- Festo
- Flairline
- Flow-EZY Filters
- Foster
- Gast
- Greenco
- Hercules
- Herion/Norgren
- Hyvair
- Leroy Plastics
- Mazzer Industries, Inc.
- McDaniel Control, Inc.
- Milwaukee Cylinder
- Monnier
- NGT Specialty Valves
- Numatics
- Rego
- Rockford Linear Actuator
- Ross Controls
- Rotomation
- T-Mac Cylinders
- Tompkins
- UCI
- Versa
- Watts Fluid Air
- Watts Regulator
- Winters Instruments