| Business Name | Address | |
| Gerald F Barnhart & Son Inc | 174 Barnhart Rd Julian, PA 16844 |
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| Allied Mechanical & Electrical | 2013 Sandy Dr State College, PA 16803 |
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| Frazier Electric Inc | 341 Science Park Rd State College, PA 16803 |
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| Lauer Electric | 376 Park Ln State College, PA 16803 |
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| Barnhart Jon Electric | 1794 Nittany Valley Dr Bellefonte, PA 16823 |
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