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| Parker Hannifin CTC Division | |
| Bannister Engineering | ||
| Allen Bradley / Rockwell Automation | ||
| Omron | ||
| GE Fanuc Automation North America, Inc. | ||
| Maple Systems, Inc. | ||
| Exor Electronic R&D | ||
| Giddings & Lewis Controls | ||
| B&R Industrial Automation USA | ||
| Divelbiss Corporation | ||
| AVG Autotech/Viktron Group | ||
| Aromat Automation Controls Division | ||
| Red Lion Controls | ||
| Acroloop Motion Control Systems, Inc. | ||
| Zworld | ||
| Pilz Automation Safety L.P. | ||
| Baker Motion Control Systems, Inc. | ||
| Entertron Industries, Inc | ||
| Jetter Automation | ||
| QSI Corporation | ||
| IEE Industrial Electronic Engineers | ||
| Quartech Corporation | ||
| Square D - North American Division of Schneider Electric 1415 South Roselle Road - Palatine, IL 60067 USA - - | ||
| Mitsubishi Electric Automation, Inc | ||
| Spectrum Controls, Inc. | ||
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