| Company Name | Category |
| ACTIA Corp. | 334418 |
| AE Techron, Inc. | 334220 |
| Alliance Group Technologies, Inc. | 334418 |
| American Technology Components, Inc | 334418 |
| Bayer Health Care | 334510 |
| Control Development, Inc. | 334516 |
| Crown Audio, Inc. | 334310 |
| CTS Corp | 334519 |
| ECM Phototooling, Inc | 334412 |
| Excel Electronics | 334418 |
| Inventure Electronics | 334519,541330 |
| JPD Controls, Inc. | 334519 |
| KMC Controls, Inc. | 334512 |
| TouchTronics, Inc. | 334290, 336322 |
| Tri-Tech LLC | 334419 |