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| Steward | |
| Parker Hannifin Seal Group | ||
| AA Roman Herman Metal Corp. | ||
| Silver Cloud Manufacturing Co. | ||
| Raychem / Tyco Electronics | ||
| The Zippertubing Co. | ||
| Magnetic Shield Corporation | ||
| Laird Technologies | ||
| Vanguard Products Corporation | ||
| W.L. Gore & Associates, Inc. | ||
| Laird Technologies | ||
| Chomerics | ||
| The Zippertubing Co. | ||
| TriQuest Precision Plastics | ||
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