| company | role | hq | verified |
| INDEPENDENT BEARING | DIST | Burr Ridge, IL (US) | 2 mfrs |
| ECCO FAB | DIST | Rockford, IL (US) | 1 mfrs |
| GE MATHIS COMPANY | DIST | Chicago, IL (US) | 1 mfrs |
| GENERAL MACHINE INC | DIST | Freeburg, IL (US) | 1 mfrs |
| Complete Ind Enter completeindustrial.com | DIST | Peru, IL (US) | 3 mfrs |
| BEARINGS & IND. SUPPLY CO. INC bearingsandindustrialsupply.com | DIST | ADDISON, IL (US) | 2 mfrs |
| NELSON & STORM TOOL SUPPLY nelsonstormtool.com | DIST | ROCKFORD, IL (US) | 3 mfrs |
| BLACK & CO blackandco.com | DIST | DECATUR, IL (US) | 4 mfrs |
| PARAMONT EO paramont-eo.com | DIST | WOODRIDGE, IL (US) | 3 mfrs |
| SUNRISE ELECTRIC SUPPLY sunriseelectric.com | DIST | ADDISON, IL (US) | 2 mfrs |
| WEST SIDE INDUSTRIAL SUPPLY INC wsies.com | DIST | South Elgin, IL (US) | 3 mfrs |
| ACCENT BEARING | DIST | Addison, IL (US) | 2 mfrs |
| Buening Implement INC. bueningimplementinc.com | DIST | Effingham, IL (US) | 2 mfrs |
| STEVENSON CRANE SERVICE, INC | DIST | SOUTH HOLLAND, IL (US) | 2 mfrs |
| BRISKI INDUSTRIAL SUPPLY INC briskisupply.com | DIST | Chicago, IL (US) | 3 mfrs |
| Affiliated Steam Equipment | DIST | IL (US) | 1 mfrs |
| Control Tech | DIST | IL (US) | 1 mfrs |
| Thermo-Cense, Inc. | DIST | IL (US) | 1 mfrs |
| Vandevanter Engineering CO | DIST | Fenton, IL (US) | 3 mfrs |
| CONNEXION INC connexiones.com | DIST | BUFFALO GROVE, IL (US) | 3 mfrs |