| All Bay Hardwood Floors | All Bay Hardwood Floors | — | (408) 688 7578 | Other | San Jose · Santa Clara County | — | — |
| All Bay Hauling & Bobcat Service | Robert Elliot Arrighi | — | (408) 592 9371 | Other | San Jose · Santa Clara County | — | — |
| All Bay Home Inspection INC | All Bay Home Inspection INC | — | (408) 873-2600 | Inspectors | San Jose · Santa Clara County | — | — |
| All Bay Mechanical INC | Denise Marie Martinez | — | (408) 280 5558 | HVAC | Gilroy · Santa Clara County | — | — |
| All Bay Paint INC | Todd Jeffry Pearson | tpearson@allbaypaint.com | (408) 591 3900 | Windows, patio, painters | Los Gatos · Santa Clara County | — | — |
| All Bay Refrigeration Services INC | Darren James Trudel | — | (408) 690 4527 | HVAC | San Jose · Santa Clara County | — | — |
| All Cities Overhead | All Cities Overhead | — | (650) 691 9854 | Other | Mountain View · Santa Clara County | — | — |
| All Clean Hazardous Waste Removal INC | Alfred Charles Murabito | — | (408) 363 3678 | Other | San Jose · Santa Clara County | — | — |
| All Country Roofing INC | Diana Guadalupe Alvarez | — | (408) 893 2365 | Other roofers | San Martin · Santa Clara County | — | — |
| All Day Builders | Daniel Huerta Nevares | — | (408) 832 4831 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| All Day Cable INC | Darrell Lawson | — | (408) 887 7450 | Other | San Jose · Santa Clara County | — | — |
| All Day Doors | All Day Doors | — | (408) 839 9202 | Other | San Jose · Santa Clara County | — | — |
| All Forms INC | Irene Virginia Steele | — | (408) 463 0411 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| All Go Plumbing & Rooter | All Go Plumbing & Rooter | — | (408) 625 0565 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| All Home Appliance Repair | All Home Appliance Repair | — | (408) 223 9430 | HVAC | San Jose · Santa Clara County | — | — |
| All HVAC And General Construction Co DBA Upgrade Home Services | Victor Maximo Ascuna | — | (408) 892 6555 | HVAC | Milpitas · Santa Clara County | — | — |
| All In One Construction | Carlos Faustino Garcia Garcia | — | (916) 856 6439 | GC, remodel, ADU | Mountain View · Santa Clara County | — | — |
| All In One Technologies | Jonathan Mitchell Wright | — | (408) 981 8050 | Other | San Jose · Santa Clara County | — | — |
| All In Remodeling & Construction | Luong Van Ho | — | (408) 234 3293 | GC, remodel, ADU | Monte Sereno · Santa Clara County | — | — |
| All Mighty Electric INC | Felipe Meza Oliveros | — | (408) 565 5495 | Electricians | San Jose · Santa Clara County | — | — |
| All One Landscape INC | Steven John Soriano | info@allonelandscape.com | (408) 771 0056 | Windows, patio, painters | Gilroy · Santa Clara County | — | — |
| All Paints And Finishes | All Paints And Finishes | — | (408) 202 4541 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| All Phase General Construction INC | Brian Quy Lam | — | (408) 603 0947 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| All Phase Plumbing And Electric | Blasik John | — | (408) 374 0367 | Electricians | Campbell · Santa Clara County | — | — |
| All Pipes Plumbing & Backflow | All Pipes Plumbing & Backflow | — | (408) 272 4911 | Other | San Jose · Santa Clara County | — | — |
| All Pro Air Systems | All Pro Air Systems | — | (408) 763 0919 | HVAC | San Jose · Santa Clara County | — | — |
| All Pro Electric Services INC | Julio Jr Mendoza | — | (408) 614 8840 | Electricians | San Jose · Santa Clara County | — | — |
| All Pro Property Maintenance INC | James Arthur Grover | — | (669) 258 4500 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| All Seasons Janitorial & Painting Services INC | Mayra Selene Argumedo | — | (408) 836 8312 | Windows, patio, painters | San Martin · Santa Clara County | — | — |
| All Seasons Landscape Maintenance INC | Richard Donald Brown | — | (408) 293 6537 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| All Seasons Painting & Decorating | All Seasons Painting & Decorating | — | (408) 406 7571 | Windows, patio, painters | Santa Clara · Santa Clara County | — | — |
| All Seasons Roofing & Waterproofing INC | Dmitri Jacob Triphon | — | (408) 971 4455 | Other roofers | San Jose · Santa Clara County | — | — |
| All Star Cooling And Heating | All Star Cooling And Heating | — | (408) 460 6140 | HVAC | San Jose · Santa Clara County | — | — |
| All Star Home Improvement | All Star Home Improvement | — | (800) 313 0412 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| All Star's Painting INC | Francisco Javier Saldivar Luna | — | (650) 454 6965 | Windows, patio, painters | East Palo Alto · Santa Clara County | — | — |
| All Sunnyside Construction | Michael Gordon Havens | — | (408) 472 4491 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| All Things Clean Central Vacuum Systems | Jonathan David Ellis | — | (408) 354 4460 | Other | Los Gatos · Santa Clara County | — | — |
| All Valley Construction | Scott Robert Smith | — | (408) 710 8440 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| All Weather Construction INC | Long Ngoc Tran | — | (408) 901 8488 | GC, remodel, ADU | Mountain View · Santa Clara County | — | — |
| All Weather Roofing | Luis Fernando Regalado | — | (408) 278 1100 | Other roofers | Gilroy · Santa Clara County | — | — |