| Stratton & Son Fence Construction | Ryan Michael Stratton | — | (530) 877 8507 | Other | Paradise · Butte County | — | — |
| Streamline Fencing INC | Dayton Allan Doss | — | (530) 513 8245 | Other | Chico · Butte County | — | — |
| Strike Doors LLC | Lo Liew Saephan | info@strikedoors.com | (800) 658 2839 | Windows, patio, painters | Oroville · Butte County | — | — |
| Stroup Welding LLC | Travis Gabriel Stroup | — | (530) 513 2449 | Other | Oroville · Butte County | — | — |
| Struble Construction Company | Shane Austin Struble | — | (530) 680 2952 | GC, remodel, ADU | Chico · Butte County | — | — |
| Stubblefield General Contracting | Steven Stubblefield | — | (530) 854 0427 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Styro Shapes Lath Plaster & Foam | Kenneth William Worley | — | (530) 521 6940 | Other | Oroville · Butte County | — | — |
| Suburban Renewal | Suburban Renewal | — | (530) 624 8875 | Windows, patio, painters | Chico · Butte County | — | — |
| Summit Comfort Solutions LLC | Timothy Paul Klapp | — | (916) 250 7844 | HVAC | Oroville · Butte County | — | — |
| Summit Welding Services | Dayton Alexander Ramoz | — | (530) 884 4335 | Other | Gridley · Butte County | — | — |
| Sunchasers Help U Scape | Sunchasers Help U Scape | — | (530) 624 7000 | Windows, patio, painters | Chico · Butte County | — | — |
| Sunseri Construction INC | Nyles Quincy Armstrong | info@sunsericonstruction.com | (530) 891 6444 | GC, remodel, ADU | Chico · Butte County | — | — |
| Sunset Painting | Sunset Painting | — | (530) 680 8150 | Windows, patio, painters | Chico · Butte County | — | — |
| Superior Concrete | Superior Concrete | — | (530) 592 5011 | Other | Chico · Butte County | — | — |
| Superior Contracting General Building | Richard Arlen Jordan | — | (530) 228 7055 | GC, remodel, ADU | Magalia · Butte County | — | — |
| Superior Contractors INC | Richard Arlen Jordan | — | (530) 228 7055 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Superior Dive Solutions | Superior Dive Solutions | ct@superiordivesolutions.com | (530) 864 5248 | Other | Chico · Butte County | — | — |
| Supertints | Richard Tyrone Iacuessa | — | (530) 533 9846 | Other | Oroville · Butte County | — | — |
| Suregrass Sports Surfacing INC | Gregory Don Miller | — | (530) 521 2821 | Windows, patio, painters | Chico · Butte County | — | — |
| Sutter Buttes Electric LLC | Jeffrey Mathew Smith | jeff@sutterbutteselectric.com | (530) 693 0993 | Electricians | Oroville · Butte County | — | — |
| Sutterfield Concrete | Sutterfield Concrete | — | (530) 514 8852 | Other | Paradise · Butte County | — | — |
| Swaim Power And Electric LLC | Jordan Patrick Swaim | — | (530) 519 7437 | Electricians | Paradise · Butte County | — | — |
| Sweat And Sawdust | Sweat And Sawdust | — | (530) 588 5294 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Synergy Builders | Synergy Builders | — | (530) 403 9684 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Syres Building & Electrical | Matthew Steven Syres | — | (530) 237 7268 | Electricians | Oroville · Butte County | — | — |
| T & G Flooring | T & G Flooring | — | (530) 520 1351 | Other | Chico · Butte County | — | — |
| T & L Construction | Timothy Duke Price | — | (530) 514 5162 | GC, remodel, ADU | Paradise · Butte County | — | — |
| T B S Homes INC | Timothy Edward Surminsky | — | (530) 624 3430 | GC, remodel, ADU | Chico · Butte County | — | — |
| T. R. Construction | Tom Wayne Roza | — | (530) 514 8818 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Table Mountain Fixtures INC | Randy Kiyoshi Nazaretta | — | (530) 342 6398 | Other | Chico · Butte County | — | — |
| Table Mountain Tile & Stone | Table Mountain Tile & Stone | — | (530) 693 0797 | Other | Oroville · Butte County | — | — |
| Tcc Retractable Screens | Tcc Retractable Screens | mikemccoy300@gmail.com | (530) 877-8678 | Other | Paradise · Butte County | — | — |
| Technical Steel Construction INC | Jeffery Joseph Brochheuser | — | (530) 898 1168 | Other | Chico · Butte County | — | — |
| Ted Bigelow Construction Co | Thomas Theodore Bigelow | — | (530) 679 1117 | Other | Bangor · Butte County | — | — |
| Terrascapes | Todd Alexander Perkins | — | (530) 519 4710 | Windows, patio, painters | Durham · Butte County | — | — |
| Terry Scott Davis | Terry Scott Davis | — | (530) 592 5379 | GC, remodel, ADU | Chico · Butte County | — | — |
| Terry Scott Johnson | Terry Scott Johnson | — | (530) 624 5681 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Tex Construction | Triton Tex Grivette | — | (530) 518 7939 | GC, remodel, ADU | Chico · Butte County | — | — |
| The Backyard Artist | The Backyard Artist | — | (714) 425 4897 | GC, remodel, ADU | Oroville · Butte County | — | — |
| The Concrete Movement | The Concrete Movement | — | (530) 864 2600 | Other | Chico · Butte County | — | — |