| Business Name | Address | |
| Ward & Sons Electric Inc | 10395 W Jefferson Ave River Rouge, MI 48218 |
 |
| Hatzel & Buehler Inc | 1300 S Fort St Detroit, MI 48217 |
|
| Real Electric Inc | 533 S Oakwood Detroit, MI 48217 |
|
| Triangle Electric Co | 1 Quality Dr Ecorse, MI 48229 |
|
| Apollo Underground Instlltns | 4521 Monroe St Ecorse, MI 48229 |
|