Manufacturers/Products
| Controls,Time Clocks | Ballasts, Lamps, Lighting |
| Intermatic | Advance |
| Square D | Duray |
| Hi-Tek-Lithonia | |
| Distribution Equipment | Sunray |
| Square D | Osram Sylvania |
| Duct, Enclosures, Terminals, Wire Markers | Photo Control, Proximity Switches |
| Burndy | Precision |
| Dynaflex | Square D |
| Ideal | |
| Lew | Batteries, Tape, Tools |
| Thomas & Betts | Greenlee |
| Ideal | |
| Boxes, Connectors, Fittings | Lenox |
| Adalet | 3M |
| B-Line | Plymouth |
| Regal | |
| Kellams | Wiring Device |
| Killark | Bryant |
| Midwest Electric | Pass & Seymour |
| Minerallac | Hubbell |
| RACO | McGill |
| Woodhead | |
| Fuses, Sigmals, Smoke Detectors | |
| Kidde | Conduit, Wire |
| Bussmann | Alcan |
| Edwards | CanTex |
| Littlefuse | Carlon |
| Edison | Carol Cable |
| Tripp Lite | South Wire |
| Encore | |
| Heating, Fans | Genisis |
| Airmaster | Cerro |
| Berko |
