| Smith Construction | Michael Allen Smith | — | (661) 619 9910 | GC, remodel, ADU | Glennville · Kern County | — | — |
| Smith Electric | Larry Dean Smith | — | (661) 304 4010 | Electricians | Bakersfield · Kern County | — | — |
| Smm Construction Service | Juan Cecilo Rodas Alonso | — | (661) 426 6540 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Smp Construction LLC | Sean Michael Patterson | — | (661) 303 3692 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Sms Construction | Scott Michael Staabs | — | (661) 319 1082 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| So Cal Contractors | Brad Allen Williams | — | (661) 432 5678 | Other | Bakersfield · Kern County | — | — |
| Socal Construction | Frank Solman | — | (661) 348 4797 | Other roofers | Bakersfield · Kern County | — | — |
| Soils Engineering INC | Tony Mohsen Frangie | — | (661) 831 5100 | Other | Bakersfield · Kern County | — | — |
| Sol Home Repairs And Construction LLC | Carlos Elias Solis Tejeda | — | (661) 649 8685 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Solara Energy LLC | Victor Hugo Jimenez Puga | — | (661) 472 5370 | Electricians | Bakersfield · Kern County | — | — |
| Solid Integrity Concrete LLC | Teddy Joseph Spanke | — | (661) 748 2655 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Soliz Construction INC | Bobby Matta Soliz | — | (661) 201 3487 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Solo Plumbing INC | Cesar Huerta | — | (818) 510 8517 | Other | California City · Kern County | — | — |
| Son Consulting INC | Robert Curtis Nelson | — | (661) 864 5179 | Electricians | Keene · Kern County | — | — |
| Son Light INC | Nick Jeffrey Blumer | sonlightcurriculum@sonlight.com | (661) 393 5500 | Electricians | Bakersfield · Kern County | — | — |
| Sonny's Drywall | Jerry Lee Pledger | — | (661) 319 6565 | Other | Bakersfield · Kern County | — | — |
| Soo Gil Kim | Soo Gil Kim | — | (661) 758 1876 | HVAC | Wasco · Kern County | — | — |
| Soper Homes | Michael Thomas Soper | — | (661) 631 8620 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Sorci Works | Sorci Works | — | (661) 372 6766 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Sosa Framing | Guerra Pedro Sosa | — | (661) 742 2091 | Other | Bakersfield · Kern County | — | — |
| Sotelo Tile Stone & Granite Installations | Sotelo Vicente | — | (661) 667 3866 | Other | Delano · Kern County | — | — |
| South Bay Painting Co | Armando Uriel Reyes | jfservices255@yahoo.com | (310) 613 9576 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| South Bay Refinishing | South Bay Refinishing | — | (310) 618 8443 | Windows, patio, painters | Rosamond · Kern County | — | — |
| South Valley AC & Heating LLC | Chris Michael Wheeler | — | (661) 332 2940 | HVAC | Bakersfield · Kern County | — | — |
| South Valley Contractors INC | Brandon James Hubbard | — | (661) 496 6206 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| South Valley Fire Protection | South Valley Fire Protection | — | (661) 858 6904 | Other | Bakersfield · Kern County | — | — |
| South Valley Glass | Marilyn Munoz | — | (661) 869 1024 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| South Valley Jetting And Plumbing Service | Larry Dale Lee | — | (661) 978 2747 | Other | Bakersfield · Kern County | — | — |
| South Valley Masonry | South Valley Masonry | — | (661) 978 1583 | Other | Bakersfield · Kern County | — | — |
| South Valley Mechanical INC | David Fernando Gil | — | (661) 454 6155 | HVAC | Delano · Kern County | — | — |
| South Valley Pump & Drilling | David Maurice Ollivier | — | (661) 831 5703 | Electricians | Bakersfield · Kern County | — | — |
| South Valley Tech Services | Ronald Leon Ollivier | — | (661) 831 5703 | Electricians | Bakersfield · Kern County | — | — |
| Southern Valley Concrete Construction INC | David Ted Shoffner | — | (661) 327 2451 | Other | Bakersfield · Kern County | — | — |
| Southern Valley Steel INC | Juan Antonio Jr Chavez | — | (661) 432 8176 | Other | Bakersfield · Kern County | — | — |
| Sovereign Environmental Services INC | Steven Scott Anderson | — | (661) 392 7072 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Sp Flooring | Sp Flooring | katie@spflooring.com | (816) 587-0011 | Other | Bakersfield · Kern County | — | — |
| Spalinger Enterprises INC DBA Skyline Cabinet & Millworks | Melody Joy Spalinger | — | (661) 834 4550 | Other | Bakersfield · Kern County | — | — |
| Spartan General Construction INC | Ray Panagiotis Southerd | ray@spartanservices.us | (661) 444 0183 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Spear Point Construction | K C Construction Martin | hello@rfuenzalida.com | (760) 608 9362 | GC, remodel, ADU | Ridgecrest · Kern County | — | — |
| Specialized Cleaning Technologies INC | Tomas Jr Medina | — | (661) 834 4444 | GC, remodel, ADU | Bakersfield · Kern County | — | — |