- Allied Electric & Air Cond
- Allied Electric & Air Cond
- Bailey Electric Co
- Bailey Electric Co
- Circle Electric Co
- Circle Electric Co
- Col-Bran Electrical Svc
- Col-Bran Electrical Svc
- D C Electrical Inc
- D C Electrical Inc
- General Electric Co
- General Electric Co
- Martin Electric
- Martin Electric
- Rentz Electric
- Rentz Electric
- Schmidt Communications
- Schmidt Communications
- T R Controls Installation
- T R Controls Installation
