| company | role | hq | verified |
| Cleveland Gear Company clevelandgear.com | MFG | Cleveland, OH (US) | 11 dist |
| HIWIN Corporation hiwin.com | MFG | Huntley, IL (US) | 11 dist |
| General Bearing generalbearing.com | MFG DIST | West Nyack, NY (US) | 1 mfrs |
| Carmex carmex.com | MFG | Chicago, IL (US) | 1 dist |
| GL Huyett huyett.com | MFG DIST | Minneapolis, KS (US) | 1 mfrs |
| Precision Brand precisionbrand.com | MFG | Downers Grove, IL (US) | 131 dist |
| Allied Bearing & Supply Inc. alliedbearing.com | DIST | Harahan, LA (US) | 17 mfrs |
| Interstate Bearing Systems, Inc. bearingsystems.istate.com | DIST | Butler, WI (US) | 9 mfrs |
| Royersford Foundry and Machine royersford.com | MFG | Phoenixville, PA (US) | 8 dist |
| Ringball ringball.com | MFG DIST | Burnaby, ON (CA) | 2 mfrs |
| Saginaw Control and Engineering saginawcontrol.com | MFG DIST | SAGINAW, MI (US) | 1 mfrs |
| Flexbar flexbar.com | MFG | Islandia, NY (US) | 130 dist |
| Interstate Power Systems istate.com | DIST | Eagan, MN (US) | 13 mfrs |
| Kop-Flex | MFG | — (US) | 4 dist |
| BUNTING BEARINGS buntingbearings.com | MFG | Holland, OH (US) | 34 dist |
| Gorilla Mill gorillamill.com | MFG | Waukesha, WI (US) | 67 dist |
| Hannibal Carbide hannibalcarbide.com | MFG | Hannibal, MO (US) | 7 dist |
| Lufkin Industries lufkin.com | MFG DIST | Missouri City, TX (US) | 1 dist · 1 mfrs |
| ESR Motor Systems esrmotors.com | DIST | Mechanicsburg, PA (US) | 9 mfrs |
| The Unlaub Company unlaub.com | DIST | TULSA, OK (US) | 17 mfrs |