| company | role | hq | verified |
| Foley United D/B/A Foley Belsaw foleyunited.com | MFG DIST | River Falls, WI (US) | 1 mfrs |
| Formfactor, Inc. formfactor.com | DIST | Livermore, CA (US) | 1 mfrs |
| Fuji Systems USA, Inc. fuji-sys.com | DIST | Findlay, OH (US) | 1 mfrs |
| Gagemaker, LP gagemaker.com | MFG DIST | Pasadena, TX (US) | 1 mfrs |
| Gaging.com LLC gaging.com | DIST | Henderson, NV (US) | 1 mfrs |
| Gaging & Software Technologies, Inc. greatgages.com | DIST | Colorado Springs, CO (US) | 1 mfrs |
| Gaging Solutions & Services gsnfcorp.com | DIST | Saline, MI (US) | 1 mfrs |
| Goodson Automotive Mach goodson.com | DIST | Winona, MN (US) | 1 mfrs |
| Grand Rapids Metrology, Inc. grmetrology.com | DIST | Romulus, MI (US) | 1 mfrs |
| Great Lakes Metrology qtwest.com | DIST | Spring Lake, MI (US) | 1 mfrs |
| G.T. Michelli Co. michelli.com | DIST | Harahan, LA (US) | 1 mfrs |
| Gulf Coast Calibration, Inc. gulfcoastcalibration.com | DIST | Houston, TX (US) | 1 mfrs |
| Haas Factory Outlet-A Division Of Trident Machine hfotrident.com | DIST | Windsor, CT (US) | 1 mfrs |
| Haas Factory Outlet-Indianapolis hfochicago.com | DIST | Lebanon, IN (US) | 1 mfrs |
| Haas Factory Outlet-Mason hfomidwest.com | DIST | Mason, OH (US) | 1 mfrs |
| Hart Machine Tool hartmachinetool.com | DIST | Tuscumbia, AL (US) | 1 mfrs |
| H R Machinery, Inc. hrmachinery.com | DIST | Lodi, CA (US) | 1 mfrs |
| H&S Machine Tools, LLC hsmachinetools.com | DIST | Broussard, LA (US) | 1 mfrs |
| Humboldt Manufacturing Company humboldtmfg.com | DIST | Elgin, IL (US) | 1 mfrs |
| I. Miller Precision Optical Instruments, Inc. imillermicroscopes.com | DIST | Feasterville, PA (US) | 1 mfrs |