| Business Name | Address | |
| L & S Electric Co | 750 E 131st Pl Hammond, IN 46327 |
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| Sargent Electric Co | 601 E Chicago Ave East Chicago, IN 46312 |
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| Latin American Electric Co | 1223 Beacon St # 11 East Chicago, IN 46312 |
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| Midwestern Electric Inc | 1620 E Chicago Ave East Chicago, IN 46312 |
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| J & K Electric | 1632 White Oak Cir # 1c East Chicago, IN 46312 |
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