| Business | Phone |
| Chris Ridgway Architect Inc 785 Main St # G, Half Moon Bay 94019 | (650) 712-8099 |
| Thomas L Hamacher 785 Main St # H, Half Moon Bay 94019 | (650) 712-9407 |
| Jacobsen & Assoc 213 San Mateo Rd, Half Moon Bay 94019 | (650) 726-5131 |
| Jwe Environmental Arch 627 Purissima St, Half Moon Bay 94019 | (650) 726-5855 |
| Marian Microcraft 336 Carmel Ave, Half Moon Bay 94019 | (650) 726-5017 |
| Stan Field Assoc 545 Alto Ave, Half Moon Bay 94019 | (650) 462-9554 |
| William Churchill Half Moon Bay 94019 | (650) 726-1700 |