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| Acculex Inc. |   | |
| Adtech - Analog Digital Technology |   | ||
| Fargo Controls, Inc. |   | ||
| Gurley Precision Instruments (GPI) |   | ||
| Jumo Process Control, Inc. |   | ||
| Keithley Instruments |   | ||
| Red Lion Controls |   | ||
| RSF Electronics, Inc. |   | ||
| Sargon Industries, Inc. |   | ||
| SIKO Products, Inc. |   | ||
| Sony Precision Technology America, Inc. |   | ||
| Southwestern Industries |   | ||
| Status Instruments, Inc. |   | ||
| Otek Corp. |   | ||
| US Digital |   | ||
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