| Sky High Tree Care | Sky High Tree Care | contact@skyhightreecare.com | (805) 798 1144 | Tree | Oak View · Ventura County | — | — |
| Skycourt Charlie Lipthay | Skycourt Charlie Lipthay | — | (818) 625 7173 | Other | Newbury Park · Ventura County | — | — |
| Skyler Armstrong Construction | Skyler James Armstrong | — | (805) 421 8545 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Skyline Custom Painting INC | Francisco Javier Esquivel | — | (805) 212 2905 | Windows, patio, painters | Ventura · Ventura County | — | — |
| Skyline Flooring INC | Dennis Ernesto Ramirez | — | (818) 300 2205 | Other | Simi Valley · Ventura County | — | — |
| Skyline Framing INC | Jeffery Lewis Hewitt | jeff@skylineframing.com | (805) 306 1875 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Skyline Plumbing | Skyline Plumbing | — | (805) 200 9467 | Other | Fillmore · Ventura County | — | — |
| Skyline Specialties LLC | Joseph Edward Blodgett | — | (805) 857 6322 | Electricians | Moorpark · Ventura County | — | — |
| Skyward Builders INC | Jefferson Heriberto Flores | — | (310) 654 5116 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Sl Build Construction INC | Steven Richard Ledesma | — | (805) 765 4125 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Slade Varola Heating And Air LLC | Danny Allan Varola | — | (818) 401 8579 | HVAC | Simi Valley · Ventura County | — | — |
| Slazik Electric | Anton Eric Slazik | — | (818) 486 6499 | Electricians | Simi Valley · Ventura County | — | — |
| Slim Jim Electric | David Alan Schlimgen | — | (805) 797 0276 | Electricians | Camarillo · Ventura County | — | — |
| Slimjim General Construction | Justin Alan Schlimgen | — | (805) 797 0313 | GC, remodel, ADU | Camarillo · Ventura County | — | — |
| Sloan Roofing INC | Alan Christopher Sloan | — | (805) 218 4443 | Other roofers | Ventura · Ventura County | — | — |
| Sloane Construction | David Alexander Sloane | info@sloaneconstruction.com | (818) 540 6227 | GC, remodel, ADU | Santa Paula · Ventura County | — | — |
| Smart Choice Plumbing & Drains INC | Jose Antonio Hernandez | — | (805) 340 1810 | Other | Moorpark · Ventura County | — | — |
| Smart Construction Consultants INC | Katz Sharon | — | (800) 991 4554 | GC, remodel, ADU | Westlake Village · Ventura County | — | — |
| Smart Energy Windows And Doors INC | Eduardo Barba | — | (805) 888 0800 | Windows, patio, painters | Simi Valley · Ventura County | — | — |
| Smart Media Solutions | Smart Media Solutions | — | (805) 570 9676 | Other | Ventura · Ventura County | — | — |
| Smart Touch Construction INC | Jose Manuel Esparza Arellano | — | (818) 391 9617 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Smg Construction | Sean Michael Ginnever | — | (805) 501 2079 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Smg Technical Trades | Scott Matthew Goodwin | — | (805) 807 8006 | HVAC | Newbury Park · Ventura County | — | — |
| Smith And Sons Concrete INC | Brentley Kendall Smith | — | (805) 386 0561 | Other | Somis · Ventura County | — | — |
| Smith And Sons Plumbing & Piping Corp | Anthony Andrew Smith | — | (805) 302 1039 | Other | Oxnard · Ventura County | — | — |
| Smith Bros INC | Danny Lee Smith | davistud2@verizon.net | (805) 449 2841 | GC, remodel, ADU | Westlake Village · Ventura County | — | — |
| Smith Paving INC | David Wayne Smith | — | (805) 653 1220 | Other | Ventura · Ventura County | — | — |
| Smithson Building And Development | Smithson Building And Development | — | (805) 896 8272 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Smithson Fire Protection | Smithson Fire Protection | — | (805) 647 5445 | Other | Ventura · Ventura County | — | — |
| Smm Restoration Services INC | Patrick John Desipeda Sia | — | (213) 245 1999 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Smp Site Services INC | Stephen Michael Paisley | — | (805) 527 8477 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Smr Construction Co INC | Scott Marshall Rabuchin | — | (310) 962 0650 | GC, remodel, ADU | Westlake Village · Ventura County | — | — |
| Smylie Electric | Chris Allan Smylie | — | (805) 231 8275 | Electricians | Simi Valley · Ventura County | — | — |
| Snyder Electric Enterprises INC | John Roger Sveiven | — | (530) 520 9110 | Electricians | Santa Paula · Ventura County | — | — |
| So Cal Concrete Cutting | So Cal Concrete Cutting | — | (805) 732 9229 | Other | Moorpark · Ventura County | — | — |
| So Cal Dirt Engineering INC | Scott Robert Phillips | — | (805) 210 2752 | Other | Simi Valley · Ventura County | — | — |
| So Cal Independent Drywall INC | Wayne Brent Sill | — | (805) 647 5269 | Other | Ventura · Ventura County | — | — |
| So Cal Landscape INC | Luis Garcia | — | (805) 368 5959 | Windows, patio, painters | Simi Valley · Ventura County | — | — |
| So Cal Paint Contractor | So Cal Paint Contractor | — | (805) 443 5857 | Windows, patio, painters | Thousand Oaks · Ventura County | — | — |
| So Cal Pickleball | Garcia Luis | — | (310) 620 7272 | Windows, patio, painters | Simi Valley · Ventura County | — | — |