| Electric |
| AutomationDirect | http://www.automationdirect.com |
| Electric |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |
| Electric |
| GE Electrical Distribution & Control | http://www.geindustrial.com |
| Electric |
| Panel Components & Systems | http://www.pc-s.com |
| Electric |
| Sprecher + Schuh | http://www.ssusa.cc |
| Mechanical |
| Cooper Wiring Devices | http://www.cooperwiringdevices.com |
| Solid-State |
| All Current Electrical Sales Inc. | http://www.allcurrent.com |
| Solid-State |
| DNH Industries Inc. | http://www.dnhindustries.com |
| Solid-State |
| Eaton Electrical Inc. | http://www.eatonelectrical.com |