| S&e Electric | Steven Michael Robles | sales@seelectric.com | (530) 328 8819 | Electricians | Auburn · Placer County | — | — |
| S&s Signature Millworks INC | Gary Schneider Stephens | — | (916) 652 1046 | Other | Loomis · Placer County | — | — |
| S-class Cabinets INC | Serhiy Misiruk | — | (916) 495 7574 | GC, remodel, ADU | Roseville · Placer County | — | — |
| S.w. Electric LLC | Sean Michael White | — | (916) 532 7053 | Electricians | Lincoln · Placer County | — | — |
| Sabol Construction | Glen Stephen Sabol | — | (916) 812 4006 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Sac Constructions | Sac Constructions | — | (916) 238 8888 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Sac Ice | Scott Darren Jr Schlegel | — | (916) 408 6550 | HVAC | Rocklin · Placer County | — | — |
| Sac Valley Asphalt LLC | Ernesto Miguel Cuevas | — | (916) 705 7431 | Other | Roseville · Placer County | — | — |
| Sacca Tile & Design | Sacca Tile & Design | — | (707) 689 3519 | Other | Lincoln · Placer County | — | — |
| Sacramento Builders | Deanna Lynn Martynse | — | (916) 870 0473 | GC, remodel, ADU | Penryn · Placer County | — | — |
| Sacramento Cooling Systems INC | Eric Duane Crise | — | (916) 677 1000 | HVAC | Rocklin · Placer County | — | — |
| Sacramento Electric | Ted John Liakos | — | (916) 826 8038 | Electricians | Roseville · Placer County | — | — |
| Sacramento Interiors | Sacramento Interiors | — | (916) 524 8924 | GC, remodel, ADU | Weimar · Placer County | — | — |
| Sacramento Koi INC | Steve Minton Walker | info@sacramentokoi.com | (916) 652 4231 | Windows, patio, painters | Rocklin · Placer County | — | — |
| Sacramento Remodeling Services INC | Reece Lemar Rich | — | (916) 399 4637 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Sacramento Storm | Sacramento Storm | — | (916) 316 1282 | Other | Auburn · Placer County | — | — |
| Safeguard Roofing Service | Robert Steven Proffitt | — | (925) 519 4036 | Other roofers | Roseville · Placer County | — | — |
| Sage Construction Corp | David Eugene Morse | — | (530) 412 1007 | GC, remodel, ADU | Carnelian Bay · Placer County | — | — |
| Sage Electric | Jason Brandon Sage | — | (916) 521 4507 | Electricians | Rocklin · Placer County | — | — |
| Salinas Landscape | Salinas Landscape | carlos@salinaslandscape.com | (310) 204-1730 | Windows, patio, painters | Auburn · Placer County | — | — |
| Salty Fischer Masonry | Salty Fischer Masonry | — | (775) 815 0788 | Other | Olympic Valley · Placer County | — | — |
| Sam Beres Construction | Samuel Joseph Beres | — | (530) 394 7266 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Sam Wright Wallpaperhanging | Sam Wright Wallpaperhanging | — | (510) 502 0040 | Other | Olympic Valley · Placer County | — | — |
| Sam's Builders | Sam's Builders | — | (408) 710 6077 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Sam's Electric INC | Samuel Joseph Caraotta | — | (916) 521 8319 | Electricians | Lincoln · Placer County | — | — |
| Samford & Son's INC | Robert Lee Samford Stevens | — | (916) 759 6741 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Sampatti Enterprise INC | Samridhi Soni | — | (510) 557 8190 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Sanabria Remodel | Sanabria Remodel | — | (916) 759 3066 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Sands Concrete Const | Sands Concrete Const | — | (530) 320 6101 | Other | Auburn · Placer County | — | — |
| Sango Construction INC | Joshua Lawrence Sanguinetti | — | (916) 206 3635 | GC, remodel, ADU | Colfax · Placer County | — | — |
| Sapphire Tile | Sapphire Tile | — | (916) 953 3226 | Other | Lincoln · Placer County | — | — |
| Sauer Construction | Brian Keith Sauer | — | (916) 275 2541 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Save Now Plumbing | Save Now Plumbing | — | (415) 902 1878 | Other | Roseville · Placer County | — | — |
| Save Now Plumbing INC | Benedin Sosa | — | (415) 902 1878 | Other | Roseville · Placer County | — | — |
| Savior Structures INC | Gregory Myles Mc Donagh | — | (916) 343 8800 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Savy's Painting | Savy's Painting | — | (916) 847 2113 | Windows, patio, painters | Lincoln · Placer County | — | — |
| Sawtooth Builders INC | Rand William Jr Carter | — | (530) 412 2977 | GC, remodel, ADU | Tahoe Vista · Placer County | — | — |
| Sawtooth Landscape & Design | Jordan Joseph Dattilio | sawtoothent@gmail.com | (916) 960 6402 | Windows, patio, painters | Lincoln · Placer County | — | — |
| Saxelby Electric | Matthew Jared Saxelby | jsaxelby04@gmail.com | (916) 513-8525 | Electricians | Newcastle · Placer County | — | — |
| Sbi Painting INC | Brian Tyler Sheets | — | (916) 223 5828 | Windows, patio, painters | Newcastle · Placer County | — | — |