| Business | Phone |
| Communications Workers-America 751 Neeson Rd, Marina 93933 | (831) 883-3980 |
| Amalgamated Transit Local 1225 326 Reservation Rd, Marina 93933 | (831) 582-9115 |
| Carpenter's 751 Neeson Rd, Marina 93933 | (831) 883-1931 |
| Plasterers & Cement Mason 445 Reservation Rd, Marina 93933 | (831) 883-0186 |