| Tenma |
| Greenfield |
| Electra-Kool |
| Encoder Products Company |
| Rosedale |
| Velocity |
| LeBlond-Regal |
| Dennison Manufacturing Company |
| MovinCool |
| Morris |
| Karl Klein Ventilatorenbau GmbH |
| DoAll |
| SeaJay Manufacturing |
| Spencer |
| Fairchild Industrial Products |
| Altech Corporation |
| Karl Klein |
| Schorch |
| Industrial Indexing Systems |
| Sky Electronics |
| Flynn Burnder Corporation |
| Yamatake-Honeywell |
| Fanuc |
| Leland Faraday |
| Max Stegmann |
| Scot Pump |
| Packer Skinner |
| ACE Nelmor |
| Rexroth/DHS Hydraulic service GMBH |
| Fenwal Myspecs |
| Fuji Electric Fa |
| A.O. Smith |
| Fenwal |
| Application Engineering |
| Omega |
| Soshin Electric |
| Nogren |
| Sola |
| AEC |
| Comet |
