| company | role | hq | verified |
|---|
| City Electric Supply (CES) – Gurnee | DIST | Gurnee, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Lake Villa | DIST | Lake Villa, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Lake Zurich | DIST | Lake Zurich, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Lynwood | DIST | Lynwood, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Madison | DIST | Madison, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Milwaukee | DIST | Milwaukee, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Montgomery | DIST | Montgomery, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Northlake | DIST | Northlake, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Rockford | DIST | Rockford, IL (US) | 1 mfrs |
| City Electric Supply (CES) – St. Charles | DIST | St. Charles, IL (US) | 1 mfrs |
| City Electric Supply (CES) – Woodstock | DIST | Woodstock, IL (US) | 1 mfrs |
| CommercialBulbs.com | DIST | LINCOLNWOOD, IL, IL (US) | 1 mfrs |
| Connexion – Main Offices and Central Distribution Center | DIST | Buffalo Grove, IL (US) | 1 mfrs |
| DEALERS – Wood River | DIST | Wood River, IL (US) | 1 mfrs |
| FRENCH GERLEMEN – Quincy | DIST | Quincy, IL (US) | 1 mfrs |
| FROST – Madison County | DIST | Collinsville, IL (US) | 1 mfrs |
| FROST – St. Clair County | DIST | Lebanon, IL (US) | 1 mfrs |
| FSG LIGHTING – Chicago | DIST | Chicago, IL (US) | 1 mfrs |
| Lite Tech Inc. – Lynwood | DIST | Lynwood, IL (US) | 1 mfrs |
| SPRINGFIELD ELECTRIC SUPPLY CO. – Bloomington | DIST | Bloomington, IL (US) | 1 mfrs |