| Scott M Eychaner General Contractor | Scott M Eychaner General Contractor | — | (831) 236 1781 | GC, remodel, ADU | Seaside · Monterey County | — | — |
| Scott Morgan Construction | Scott Bradly Morgan | — | (831) 601 0441 | GC, remodel, ADU | Del Rey Oaks · Monterey County | — | — |
| Scott Walmsley Plastering | Scott Walmsley Plastering | — | (831) 393 1531 | Other | Pacific Grove · Monterey County | — | — |
| Scott Young | Scott Young | — | (831) 915 4158 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| Scudder Roofing | Peter Holmes Scudder | info@scudderroofing.com | (831) 373 7212 | Other roofers | Monterey · Monterey County | — | — |
| Scudder Solar Electrical Energy Systems | Peter Holmes Scudder | info@scuddersolar.com | (831) 384 1500 | Other roofers | Monterey · Monterey County | — | — |
| Sean J Calnon | Sean J Calnon | — | (831) 917 8812 | Windows, patio, painters | Carmel Valley · Monterey County | — | — |
| Searle Electric INC DBA Searle Electric | Dan Howland Jr Searle | — | (831) 373 2411 | Electricians | Monterey · Monterey County | — | — |
| Seaside Plumbing Services | Efrain Ulises Tevez | — | (831) 917 1224 | Other | Seaside · Monterey County | — | — |
| Seatec Underground Utilities INC | Michael Paul Bikle | — | (831) 771 1905 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Sec Construction LLC | Seth Michael Eddy | — | (831) 869 1424 | GC, remodel, ADU | Marina · Monterey County | — | — |
| Securitas Security Services Usa | Securitas Security Services Usa | — | (408) 571-1000 | Alarm and generators | Monterey · Monterey County | — | — |
| Security Patrol Service Monterey | Security Patrol Service Monterey | — | (831) 661-9163 | Alarm and generators | Monterey · Monterey County | — | — |
| Segundo Construction & More INC | Segundo Garduno Alfredo | — | (408) 835 6354 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Seidel Electrical Services INC | Thomas Everett Sr Seidel | — | (831) 998 9106 | Electricians | Salinas · Monterey County | — | — |
| Seltzer Flooring INC | Eric John Seltzer | info@ndiscovered.com | (831) 596 6995 | Other | Salinas · Monterey County | — | — |
| Sentry Alarm | Sentry Alarm | — | (831) 375-2727 | Alarm and generators | Monterey · Monterey County | — | — |
| Sentry Alarm Systems | Ian Gillman Sr Stafford | — | (831) 658 6109 | Electricians | Monterey · Monterey County | — | — |
| Sentry Pest | Sentry Pest | — | (831) 250-6111 | Pest, tile roofs | Monterey · Monterey County | — | — |
| Serrano Development INC | Adam Kristopher Serrano | info@serranodevelopment.com | (831) 402 4365 | GC, remodel, ADU | Del Rey Oaks · Monterey County | — | — |
| Servicemaster Restoration By Fast Response | Priscilla Abire Bouri | — | (831) 717 8314 | GC, remodel, ADU | Seaside · Monterey County | — | — |
| Servpro Of Monterey Park | Servpro Of Monterey Park | — | (626) 842-0479 | Restoration | Monterey Park · Monterey County | — | — |
| Servpro Of Monterey Peninsula | Servpro Of Monterey Peninsula | — | (831) 512-9655 | Restoration | Castroville · Monterey County | — | — |
| Servpro Of Watsonville/hollister | Servpro Of Watsonville/hollister | — | (831) 800-2889 | Restoration | Monterey · Monterey County | — | — |
| Seven Brothers Construction | Vazquez Doroteo Resendiz | — | (831) 920 9821 | GC, remodel, ADU | Seaside · Monterey County | — | — |
| Severud Studios LLC | Sean Christopher Severud | — | (208) 890 1582 | Other | Seaside · Monterey County | — | — |
| Shalom Construction Company | Leonardo Ruiz Diaz | info@shalomconstruction.com | (831) 905 4277 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Shalom Drywall | Shalom Drywall | rafael@shalomdrywall.com | (919) 797 4143 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Shark Crete Construction | Jovanny Luis Magana | — | (559) 770 5271 | Other | Salinas · Monterey County | — | — |
| Shaun Jones Sheetmetal | Shaun Thomas Jones | — | (831) 869 1330 | Other | Seaside · Monterey County | — | — |
| Shoreline Construction | Sam D Molinaro | info@shoreline-construction.com | (831) 521 5726 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Shoreline Plastering Company | Philip Alan Quebec | — | (831) 601 7653 | Other | Salinas · Monterey County | — | — |
| Shoreline Plastering INC | Philip Alan Quebec | — | (831) 601 7653 | Other | Salinas · Monterey County | — | — |
| Shoreline Woodworks INC | Christopher Keone Cardenas | shorelinewoodworks@gmail.com | (831) 809 8295 | Other | Salinas · Monterey County | — | — |
| Shorts Fine Painting | Shorts Fine Painting | — | (831) 601 7687 | Windows, patio, painters | Seaside · Monterey County | — | — |
| Side'z Remodeling & Painting | Escalera Pedro Delmonte | — | (831) 320 5237 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Signa LLC | Jaemen Harris Kennedy | — | (831) 512 7506 | Other | Salinas · Monterey County | — | — |
| Signature Glass & Windows INC | Steven Michael Stewart | steve@sgwinc.net | (831) 754 8855 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Siino Construction LLC | Mark Francis Siino | — | (831) 238 1637 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| Silcon Constructors INC | Daniel Iii Silverie | — | (831) 275 2115 | GC, remodel, ADU | Marina · Monterey County | — | — |