| Stopper Services | Russell Charles Stopper | — | (831) 224 3640 | Other | Monterey · Monterey County | — | — |
| Stowe Contracting INC | Gary Lynn Stowe | — | (831) 884 0732 | GC, remodel, ADU | Marina · Monterey County | — | — |
| Straight Edge Concrete | Straight Edge Concrete | — | (831) 241 4639 | Other | Monterey · Monterey County | — | — |
| Straight Line Striping / Painting | Straight Line Striping / Painting | — | (831) 647 1865 | Windows, patio, painters | Pacific Grove · Monterey County | — | — |
| Strong Foundation Construction INC | Pedro Damian Santos Calvo | — | (831) 241 2927 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Structural Services And Foundation Repair INC | Thomas Craton Guice | — | (831) 596 9616 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Suarez Drywall Interiors | Suarez Drywall Interiors | — | (831) 566 3992 | Other | Prunedale · Monterey County | — | — |
| Suarez Woodwork Specialists INC | Sergio Suarez-Garcia | — | (831) 320 5695 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Summit Engineering | Mark Menendez Herbst | — | (831) 809 9449 | Other | Seaside · Monterey County | — | — |
| Sumter Construction INC | Baron Edward Jr Sumter | — | (831) 809 3248 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Sunrise Landscape Company | Randy Lee Jorgensen | info@sunriselandscape.com | (831) 324 0501 | Windows, patio, painters | Carmel · Monterey County | — | — |
| Sunset Cabinets And Mill | Sunset Cabinets And Mill | — | (831) 373 7118 | Other | Pacific Grove · Monterey County | — | — |
| Sunset Landscaping | Sunset Landscaping | — | (831) 238 3330 | Windows, patio, painters | Carmel Valley · Monterey County | — | — |
| Sunshine Painting & Wall Paper Co | Duane George Hilliard | — | (831) 373 2329 | Windows, patio, painters | Pacific Grove · Monterey County | — | — |
| Sunwest Commercial Builders | Timothy Brusseau | — | (831) 484 4751 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Supercool HVAC Company | Supercool HVAC Company | — | (209) 315-3869 | HVAC | Monterey · Monterey County | — | — |
| Superior Drywall Interriors | Superior Drywall Interriors | — | (831) 214 2505 | Other | Salinas · Monterey County | — | — |
| Superior Roofing LLC | Cristobal Melgoza | bids@superiorroofing.com | (831) 253 4332 | Other roofers | Salinas · Monterey County | — | — |
| Supreme Pools INC | Austin Curtis Dubel | — | (831) 998 1779 | Pool | Salinas · Monterey County | — | — |
| Surfaces Painting & Decorating INC | Samuel Amado Aguilar | — | (831) 392 0441 | Windows, patio, painters | Sand City · Monterey County | — | — |
| Surge Electrical Services LLC | Scott Michael Frasier | — | (831) 601 4145 | Electricians | Seaside · Monterey County | — | — |
| Surry Electric LLC | Jaxon Hays Surry | info@surryelectric.com | (207) 479-0792 | Electricians | Prunedale · Monterey County | — | — |
| Svr Electrical | Velasquez Resendiz Santiago | svrelectrical70@hotmail.com | (831) 236 4203 | Electricians | Marina · Monterey County | — | — |
| Svw Designs | Svw Designs | — | (831) 585 5180 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Swift Tectonics INC | John Delmore Cederquist | — | (831) 627 2526 | Other | San Ardo · Monterey County | — | — |
| Synergev | Synergev | — | (888) 807-4522 | EV chargers | Carlsbad · Monterey County | — | — |
| Synthetic Systems Caulking & Waterproofing | Synthetic Systems Caulking & Waterproofing | — | (831) 794 6974 | Other | Salinas · Monterey County | — | — |
| T - N - T Painting & Decorating INC | Noah Alan Trosky | — | (831) 595 5032 | Windows, patio, painters | Carmel · Monterey County | — | — |
| T C F Design INC | Trevor Craig Forster | — | (510) 299 1198 | Windows, patio, painters | Carmel · Monterey County | — | — |
| T Cordrey Builders | Timothy Boisot Cordrey | — | (831) 277 1792 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| T D Electric | Antonio K Digirolamo | — | (831) 582 7730 | Electricians | Salinas · Monterey County | — | — |
| T G Landscape | T G Landscape | — | (831) 262 7071 | Windows, patio, painters | Salinas · Monterey County | — | — |
| T Line | Brent Elton Woodward | — | (831) 760 6100 | Other | Monterey · Monterey County | — | — |
| T R M Construction | Ronald Tony Machado | — | (831) 236 4239 | GC, remodel, ADU | Marina · Monterey County | — | — |
| T S S Millworks INC | Timothy Scott Staley | — | (831) 869 9211 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| T.m. Horton Construction | Timothy Marshall Horton | — | (805) 286 2476 | GC, remodel, ADU | Bradley · Monterey County | — | — |
| Tailor Made Flooring | Tailor Made Flooring | — | (831) 402 9020 | Other | Marina · Monterey County | — | — |
| Tapia's New Generation INC | Francisco Javier Tapia Tinajero | — | (831) 728 5928 | Windows, patio, painters | Royal Oaks · Monterey County | — | — |
| Team O Construction Co | Cuauhtemoc Val Alvarez | — | (831) 594 2328 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Tec Construction | Antonio Esqueda Cordero | — | (831) 261 8186 | GC, remodel, ADU | Soledad · Monterey County | — | — |