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| Heussner Optics, Inc. | |
| Ultra Tec Manufacturing, Inc. | ||
| Micro radian Instruments, Inc. | ||
| Precision Electrolysis Inc. / uniprobe.com | ||
| Aemc Instruments/cchauvin Arnoux, Inc. | ||
| VibroSystM Inc | ||
| TREK, Inc. | ||
| Keithley Instruments | ||
| Tapeography | ||
| Habco Inc. | ||
| Santronics Division of Static Control Components Inc. | ||
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