| Business | Phone |
| Bgt-Bryan G Taylor Inc 107 San Clemente Rd, Half Moon Bay 94019 | (650) 560-9721 |
| Coastside Land Surveying 799 Main St # E, Half Moon Bay 94019 | (650) 726-1715 |
| Joseph Bennie Land Surveying 799 Main St # E, Half Moon Bay 94019 | (650) 726-9727 |