| 1 | All Sensors Corp. | | USA |
| 2 | KOBOLD Instruments Inc. | | USA |
| 3 | Lenterra Inc. | | USA |
| 4 | Consero Inc. | | USA |
| 5 | Tantaline | | USA |
| 6 | Vata Verks Inc | | USA |
| 7 | Sensor Scientific Inc. | | USA |
| 8 | Panasonic Industrial Devices Sales Company of America | | USA |
| 9 | Pfeiffer Vacuum | | USA |
| 10 | Kanomax USA Inc. | | USA |
| 11 | Yokogawa Field Instrument Division | | USA |
| 12 | Stellar Technology Inc. | | USA |
| 13 | Apex Sensor Technology Ltd | | USA |
| 14 | ENOTEC Inc. | | USA |
| 15 | Advanced Materials & Technology Services (AMTS) | | USA |
| 16 | Firgelli Automations | | USA |
| 17 | Pivotal Systems | | USA |
| 18 | Custom Control Sensors Inc. | | USA |
| 19 | Aichi Tokei Denki Co. Ltd. | | USA |
| 20 | Polysense (USA) Technologies LLC | | USA |
| 21 | IFM Efector Inc. | | USA |
| 22 | Siemens Process Instrumentation | | USA |
| 23 | Endress+Hauser | | USA |
| 24 | AMETEK Process Instruments | | USA |
| 25 | Innovative Sensor Technology USA Division | | USA |
| 26 | Swagelok Company | | USA |
| 27 | Cubic Sensor and Instrument Co. Ltd. | | USA |
| 28 | CS Instruments USA | | USA |
| 29 | Optical Scientific Inc. | | USA |
| 30 | AW-Lake Company | | USA |
| 31 | Telemecanique Sensors | | USA |
| 32 | CME a division of Aerospace Control Products | | USA |
| 33 | ENMET | | USA |
| 34 | Siargo Ltd. | | USA |
| 35 | TT Electronics | | USA |
| 36 | Sensirion Inc. | | USA |
| 37 | Keyence Corp. of America | | USA |
| 38 | Sierra Instruments | | USA |
| 39 | FPI Sensors Inc. | | USA |
| 40 | FLEXIM Americas Corp. | | USA |
| 41 | PICS INC | | USA |
| 42 | Paragon Controls Inc. | | USA |
| 43 | FTI Flow Technology Inc. | | USA |
| 44 | Phidgets Inc | | USA |
| 45 | Liquid Measurement & Controls Inc. | | USA |
