| company | role | hq | verified |
| Landmark Measurement Solutions Inc landmarkmeasurement.com | DIST | Estero, FL (US) | 1 mfrs |
| Willrich Precision Instrument Company, Inc. willrich.com | DIST | Paradise, PA (US) | 3 mfrs |
| Inspection Measurement Co (Imc) inspectionmeasurement.com | DIST | Grand Rapids, MI (US) | 3 mfrs |
| Advanced Systems and Designs - ASDQMS spcanywhere.com | MFG DIST | Chagrin Falls, OH (US) | 1 mfrs |
| Wilmington Instrument Co. calcert.com | DIST | Benicia, CA (US) | 2 mfrs |
| Dan Cox & Associates - Adi Instruments dancoxinc.com | DIST | Lewisville, TX (US) | 1 mfrs |
| Humeny Instruments nickhumenyinstruments.com | DIST | Belmont, CA (US) | 1 mfrs |
| Interstate Industrial Instrumentation Inc. iiiinc.com | DIST | Omaha, NE (US) | 1 mfrs |
| JMC Instruments & Controls jmcic.com | DIST | Salt Lake City, UT (US) | 1 mfrs |
| Nordic Sensors Industrial Inc. nordicsensors.com | DIST | Montreal, QC (CA) | 1 mfrs |
| Sensormatic Electronics | DIST | Miami, FL (US) | 1 mfrs |
| Accurate Dial Gauge, Inc. accuratedialgauge.com | MFG DIST | Palatine, IL (US) | 1 mfrs |
| Assurance Technologies, Inc. atiquality.com | DIST | Elgin, IL (US) | 2 mfrs |
| FA Metrology fametrology.com | DIST | Port St. Lucie, FL (US) | 2 mfrs |
| Quality Control Sales & Services, Inc. qcssindy.com | DIST | Indianapolis, IN (US) | 2 mfrs |
| Williams-Collins, Inc. williams-collins.com | DIST | Menomonee Falls, WI (US) | 2 mfrs |
| Accu-Chek, Inc. aciquality.com | DIST | Corydon, IN (US) | 2 mfrs |
| Quality Measurement Solutions, Inc. qmsincusa.com | DIST | Naperville, IL (US) | 2 mfrs |
| Thermo-Temp, Inc.orporated thermotemp.com | DIST | Houston, TX (US) | 2 mfrs |
| Fluid Flow-Accutech Instrumentation | DIST | FL (US) | 1 mfrs |