| Business Name | Address | |
| Thompson Electric Co | 10598 Randolph County Line Rd Marissa, IL 62257 |
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| Cnc Electric | 1358 N 6th St Mascoutah, IL 62258 |
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| Lil Rock Electrical Constr Inc | 10243 Fuesser Rd Mascoutah, IL 62258 |
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| Okawville Electric Inc | 102 Saint Louis St Okawville, IL 62271 |
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| Harris Contracting & Design | 641 Old Fayetteville Rd Freeburg, IL 62243 |
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