| Business | Phone |
| Alcoast Maintenance Inc Po Box 384, Half Moon Bay 94019 | (650) 726-0144 |
| Bowerman Electric Half Moon Bay 94019 | (650) 726-4544 |
| C & S Electric 420 Garcia Ave, Half Moon Bay 94019 | (650) 726-7236 |
| Charles Electric Half Moon Bay 94019 | (650) 712-1900 |
| Dave's Electric Co Half Moon Bay 94019 | (650) 726-5356 |
| G I Electric 11750 San Mateo Rd, Half Moon Bay 94019 | (650) 726-4992 |
| Half Moon Bay Electric Co 429 Main St, Half Moon Bay 94019 | (650) 726-2711 |
| Ingraham Electric 322 Princeton Ave, Half Moon Bay 94019 | (650) 728-2262 |
| Mutto Electric Half Moon Bay 94019 | (650) 726-0107 |
| Woodhams Electrical Half Moon Bay 94019 | (650) 726-5335 |
| Lighthouse Solar And Electric P.O. Box 2698, Half Moon Bay 94019 | (650) 200-8734 |