| 1 | Kyosemi Opto America Corporation | | USA |
| 2 | Stevens Water Monitoring Systems Inc. | | USA |
| 3 | Parasia International LTD | | USA |
| 4 | Plc-Multipoint | | USA |
| 5 | Apogee Instruments | | USA |
| 6 | Meggitt Arionics Inc. | | USA |
| 7 | Corbett Industries Inc. | | USA |
| 8 | Endress+Hauser | | USA |
| 9 | AMETEK Process Instruments | | USA |
| 10 | INPRO Technologies Inc. | | USA |
| 11 | Balluff Inc. | | USA |
| 12 | Omron Automation Americas | | USA |
| 13 | Telemecanique Sensors | | USA |
| 14 | Sensorex | | USA |
| 15 | GENEQ Inc. | | USA |
| 16 | Automation Products Group Inc. (APG SENSORS) | | USA |
| 17 | Hill Sales Corp | | USA |
| 18 | SICK Inc. | | USA |
| 19 | Leuze Electronic Inc. | | USA |
| 20 | Nidec-Shimpo Corporation | | USA |
| 21 | G & R Labs | | USA |
| 22 | Aesus Packaging Systems | | USA |
| 23 | Sensor Electronic Technology Inc. | | USA |
| 24 | Watts Water Technologies Inc. | | USA |
| 25 | GDS Corp. | | USA |
| 26 | Teledyne Technologies Inc. | | USA |
| 27 | Solar Light | | USA |
| 28 | Opto Diode Corporation | | USA |
| 29 | AMETEK Power Instruments | | USA |
| 30 | Tri-Tronics | | USA |
| 31 | Capella Microsystems Inc. | | USA |
