- Alight Electric
- Arc Electric Co
- Bajada Electric
- Eltech
- Fern Electric & Control Co
- Flowers Electric & Svc Co
- Kemper Electric
- Kingston Constructors Inc
- Kosta Electric
- Livewire Electrical Supply
- Morrow Meadows Northern Ca
- Schneller Electric
- Standard Electric Co
- Thornton Electric
- West Coast Electric Inc
- Zone 4 Power Inc
