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| A&D Company |   | |
| Acoustic Control Systems |   | ||
| B-H-J Products, Inc. |   | ||
| Tom L. Brandt & Associates |   | ||
| Electromatic Equipment Company, Inc. / Check Line |   | ||
| NDT International |   | ||
| Class Instrumentation Limited |   | ||
| CMI International |   | ||
| DeFelsko Corporation |   | ||
| Electronics Corporation of India Limited |   | ||
| Elcometer Instruments Ltd. |   | ||
| ElektroPhysik |   | ||
| EPD Technology Corp. / EPD Global Partners |   | ||
| GENEQ, Inc. |   | ||
| HAMPDEN TEST EQUIPMENT Ltd |   | ||
| Kaman Instrumentation Corp. |   | ||
| LAP Laser LLC |   | ||
| Mastrad |   | ||
| Mitchell Instrument Co. |   | ||
| Oryx Systems |   | ||
| Panametrics |   | ||
| Thermo Radiometrie |   | ||
| Stresstel Corp. |   | ||
| Dakota Ultrasonics 1650B Mansfield Street - Santa Cruz, CA 95062 USA |   | ||
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