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| A-Laser, Inc. |   | |
| Acumen Technology |   | ||
| Alpha Metals |   | ||
| Microcircuit Engineering Corporation - MEC |   | ||
| Beam On Technology |   | ||
| CAD-TECH, Inc. |   | ||
| Chepaume Industries |   | ||
| Fine Line Stencil, Inc. |   | ||
| Hybrid Integrated Services Inc. |   | ||
| I-Source Technical Services Inc. |   | ||
| Integrated Ideas and Technologies, Inc. |   | ||
| MRC -Manufacturing Resource Corporation |   | ||
| MET - Metal Etching Technology |   | ||
| MircoScreen |   | ||
| Mini Micro Stencil, Inc. |   | ||
| SPE - Specialty Photo-Etch, Inc. |   | ||
| Photo Etch Technology |   | ||
| Southwest Stencil |   | ||
| UTZ Engineering East |   | ||
| UTZ Engineering West |   | ||
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