| Globetron |
| Gardsman |
| Winsmith |
| Tork Time Controls Inc. |
| Ferderal Signal Corporation |
| Automation Direct |
| Brad Harrison/Woodhead Connectivity |
| MD Micro Detectors |
| Arrow Pneumatics |
| Simpson |
| Smith-Geosource |
| Bourns |
| Henry Valve Co. |
| Flair Line |
| Nemic-Lambda |
| Ashcroft |
| King Instrument Company |
| Gresen Hydraulics |
| H.O. Trerice Co |
| E. Dold u. Sohne KG |
| Phoenix Contact |
| Cougar Industries |
| U.S. Seal Manufacturing Corporation |
| Lambda |
| Schneider Electric |
| Infitec |
| Canfield Industries |
| Buna-N |
| Bison |
| Donaldson |
| Mallory Sonalert |
| Matsushita-Aromat |
| Fluid Power Products |
| Trerice |
| Weiss Instruments |
| Koganei |
| Heat & Sensor Technology |
| Electroid |
| R&D Tool |
| HedLand |
