| company | role | hq | verified |
| Vaisala vaisala.com | MFG | — (FI) | 17 dist |
| Manotherm globaltestsupply.com | DIST | Wilmington, NC (US) | 3 mfrs |
| SIDUS Solutions LLC sidus-solutions.com | DIST | CA 92121 San Diego (US) | 1 mfrs |
| Carotek carotek.com | DIST | Marietta, GA (US) | 4 mfrs |
| Kele Inc kele.com | MFG DIST | Memphis, TN (US) | 2 mfrs |
| Itm Instruments itm.com | MFG DIST | Calgary, AB (CA) | 2 mfrs |
| Neponset Controls Inc neponsetcontrols.com | DIST | Foxborough, MA (US) | 1 mfrs |
| CB Process Instrumentation & Controls cbprocess.ca | DIST | Calgary, AB (CA) | 2 mfrs |
| Instrumart instrumart.com | DIST | S Burlington, VT (US) | 2 mfrs |
| Robertshaw Controls Co. robertshaw.com | MFG DIST | Brownsville, TX (US) | 1 mfrs |
| Forberg Smith forbergsmith.com | DIST | Clinton Township, IN (US) | 2 mfrs |
| Process Technology, Inc. | DIST | Salt Lake City, UT (US) | 1 mfrs |
| Procon Systems proconsystems.com | DIST | Edmonton, AB (CA) | 1 mfrs |
| STROMQUIST AND COMPANY stromquist.com | DIST | Smyrna, GA (US) | 2 mfrs |
| Systeq Instruments Canada Inc. | DIST | West Vancouver, BC (CA) | 1 mfrs |
| Rocky Mountain Instrumentation Inc. rckymtn.com | DIST | Murray, UT (US) | 1 mfrs |
| Sinclair Supply Ltd sinclairsupply.ca | DIST | Edmonton, AB (CA) | 2 mfrs |
| Building Controls & Solutions buildingcontrolsandsolutions.com | DIST | Farmers Branch, TX (US) | 2 mfrs |
| Loy Instrument Inc loy-instrument.com | DIST | Indianapolis, IN (US) | 2 mfrs |
| South Side Control Supply Co Inc southsidecontrol.com | DIST | Chicago, IL (US) | 2 mfrs |