| Business | Phone |
| A J Akers General Contractor 1660 8th St, Los Osos 93402 | (805) 528-0308 |
| A M Scott Construction Co 356 Manzanita Dr, Los Osos 93402 | (805) 528-1980 |
| Built-Well Construction Co Los Osos 93402 | (805) 528-6572 |
| Calderwood Construction 1143 13th St, Los Osos 93402 | (805) 528-2381 |
| Cri & Assoc 1210 Del Mar Dr, Los Osos 93402 | (805) 528-0287 |
| Crizer Construction Los Osos 93402 | (805) 528-4812 |
| Diamond Construction Los Osos 93402 | (805) 528-2988 |
| Dos Osos Timber Works Inc 2112 9th St, Los Osos 93402 | (805) 528-8402 |
| Eagle Construction Co 1387 8th St, Los Osos 93402 | (805) 927-1544 |
| Hurley William Lewis Design Los Osos 93402 | (805) 528-3672 |
| Jones Design & Construction 715 Santa Maria Ave, Los Osos 93402 | (805) 528-8512 |
| L & L Builders Inc 2131 Blue Heron View Ln, Los Osos 93402 | (805) 528-4041 |
| Mr Maintenance Plus Los Osos 93402 | (805) 528-7768 |
| Nordic Builders 2150 Doris Ave, Los Osos 93402 | (805) 528-5902 |
| Paul Lyman Construction 681 Mar Vista Dr, Los Osos 93402 | (805) 528-3772 |
| Prendergast Construction 1915 10th St, Los Osos 93402 | (805) 534-9321 |
| R A Martinez & Son Constr 413 Highland Dr, Los Osos 93402 | (805) 528-6256 |
| Randy O'Connor Construction 1853 12th St, Los Osos 93402 | (805) 237-1687 |
| Rincon Construction Los Osos 93402 | (805) 534-1886 |
| Schalwitz Construction Co 1301 Nipomo Ave, Los Osos 93402 | (805) 528-0958 |
| Sharp Construction 1587 17th St, Los Osos 93402 | (805) 528-3294 |
| Sharp Construction 1592 14th St, Los Osos 93402 | (805) 528-3294 |
| Van Lith Design & Construction 2005 9th St, Los Osos 93402 | (805) 528-1366 |
| Watterworth Construction 1680 Yama Ln, Los Osos 93402 | (805) 528-8301 |
| Weaber Construction Inc Los Osos 93402 | (805) 528-5346 |