| A D S Design & Construction | Douglas Lynn Caleb Rhodes | — | (916) 759 6730 | GC, remodel, ADU | Roseville · Placer County | — | — |
| A D S Flooring A Partnership | Adam David Slaugh | — | (916) 745 1237 | Other | Auburn · Placer County | — | — |
| A Davis Paving Co INC | John Uce | — | (530) 806 3458 | Other | Roseville · Placer County | — | — |
| A Frame Builders LLC | Andre Duane Del Valle | — | (530) 693 1236 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| A G Construction | Amardeep Singh Litt | — | (916) 788 0569 | GC, remodel, ADU | Roseville · Placer County | — | — |
| A Helping Hand Handyman Service | Donald Ray Timmins | — | (916) 745 2593 | GC, remodel, ADU | Roseville · Placer County | — | — |
| A Helping Hand Handyman Services | Sanchez Carlos | — | (530) 368 6791 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| A J S Sprinkler Landscape INC | Steve Singleton Jr Loe | — | (916) 772 1785 | Other | Roseville · Placer County | — | — |
| A Jack Of All Trades | A Jack Of All Trades | — | (916) 768 2185 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| A Line Construction | Jason Ely Deangelis | — | (916) 747 1824 | GC, remodel, ADU | Foresthill · Placer County | — | — |
| A M O Capital Construction | Alexander Mark Ochoa | — | (925) 520 5300 | GC, remodel, ADU | Roseville · Placer County | — | — |
| A M S Construction | Stephen Paul Hetrick | — | (916) 847 1142 | Other roofers | Roseville · Placer County | — | — |
| A P Alarm INC | Paval Adrian | — | (916) 791 4141 | Alarm and generators | Roseville · Placer County | — | — |
| A P C Electric INC | Radu Alin Persa | — | (916) 255 7712 | Electricians | Penryn · Placer County | — | — |
| A P Plumbing | A P Plumbing | — | (916) 289 7595 | Other | Roseville · Placer County | — | — |
| A P R Construction | Perez Rodriguez Armando | eric@aprconstruction.com | (916) 878 6020 | GC, remodel, ADU | Roseville · Placer County | — | — |
| A Plus Corp | Michael Dovgan | — | (916) 410 7573 | GC, remodel, ADU | Auburn · Placer County | — | — |
| A Plus Painting | A Plus Painting | — | (916) 410 7573 | GC, remodel, ADU | Auburn · Placer County | — | — |
| A Plus Tree LLC | Truman David Sims | — | (866) 815 2525 | Windows, patio, painters | Roseville · Placer County | — | — |
| A R P Electric And Lighting Co A Partnership | Alexander Polishchuk | — | (916) 995 8374 | Electricians | Loomis · Placer County | — | — |
| A R Sunscreens | A R Sunscreens | — | (916) 435 2119 | Other | Rocklin · Placer County | — | — |
| A S Concrete Construction | Silveria Anthony | — | (916) 879 5555 | Other | Foresthill · Placer County | — | — |
| A Sewer Guy Plumbing | A Sewer Guy Plumbing | asewerguy@gmail.com | (530) 313 7923 | Other | Bowman · Placer County | — | — |
| A Star Plumbing | A Star Plumbing | andrey@a-star-plumbing.com | (916) 389 4022 | Other | Roseville · Placer County | — | — |
| A Step Up Enterprise INC | Michael Ray Dobbs | — | (916) 660 6241 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| A Tall Tree Service INC | Timothy Wayne Rantz | — | (535) 525 1013 | Tree | Tahoma · Placer County | — | — |
| A To Z Window Screening & Chimney Sweep INC | Aaron Robert Zambrana | — | (916) 408 2496 | Other | Lincoln · Placer County | — | — |
| A V Hawaiian INC | Jessica Ann Warner | — | (530) 637 5859 | Pool | Auburn · Placer County | — | — |
| A Wiseman's Home Improvement INC | Ryan Eugene Wiseman | — | (916) 276 4101 | Electricians | Granite Bay · Placer County | — | — |
| A Woodward Construction | Jeremy Kelvin Woodward | — | (530) 413 3607 | GC, remodel, ADU | Sheridan · Placer County | — | — |
| A+ Construction & Remodeling Adu Builders | A+ Construction & Remodeling Adu Builders | — | (916) 237-3568 | GC, remodel, ADU | North Highlands · Placer County | — | — |
| A+ Custom Framing INC | Ilona Beshta | — | (916) 257 2367 | GC, remodel, ADU | Roseville · Placer County | — | — |
| A+ Tile & Stone | A+ Tile & Stone | — | (916) 240 0473 | Other | Loomis · Placer County | — | — |
| A-1 Premier Landscaping INC | Pedro Joel Rodriguez Arreola | — | (323) 392 6775 | Windows, patio, painters | Roseville · Placer County | — | — |
| A-t Counter Tops DBA A-t Tile | Salgado Adrian Gonzalez | — | (916) 622 2729 | Other | Roseville · Placer County | — | — |
| A-tach Construction & Engineering INC | Erik Scott Hinkey | — | (916) 709 4762 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| A.e.edwards Company Inc. | Allen Burton Edwards | — | (916) 616 6373 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| A/c Benton Electric | Christopher Joseph Wolfgram | acelectric1984@yahoo.com | (916) 769 5623 | Electricians | Granite Bay · Placer County | — | — |
| A1 Building Contractor | A1 Building Contractor | — | (916) 847 1671 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| A2z Home Services | Ian Robert Tipton | — | (916) 256 4374 | GC, remodel, ADU | Rocklin · Placer County | — | — |