| Business Name | Address | |
| Popp-U-Lar Electric | 8914 Marmora Ave Morton Grove, IL 60053 |
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| Schwan Electric | 7544 W Oakton St Niles, IL 60714 |
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| Astro Electric | 8000 W Oakton St Niles, IL 60714 |
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| Blazer Electric Co | 6936 W Birchwood Ave Niles, IL 60714 |
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| Metro Electric Co | 7501 N Waukegan Rd Niles, IL 60714 |
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