| 3gen Resurfacing LLC | Lance Adam Johnson | — | (916) 919 7776 | Other | Chico · Butte County | — | — |
| A - Plus Seamless Rain Gutters | Jeffrey Allan Wedell | — | (530) 228 9669 | Other | Chico · Butte County | — | — |
| A Cut Above | A Cut Above | — | (530) 864 7448 | Other | Chico · Butte County | — | — |
| A G S Concrete Construction | Gene Kevin German | — | (530) 343 2190 | Other | Durham · Butte County | — | — |
| A M King Industries INC | Bonnie Lynn King | — | (530) 534 7965 | Other | Oroville · Butte County | — | — |
| A Smart Cleaning Services | Esteves Alicia | — | (916) 723 9511 | Other | Gridley · Butte County | — | — |
| A T INC | Luis Alberto Alvarez | — | (530) 693 0269 | Other | Oroville · Butte County | — | — |
| Aaa Septic Services LLC | Anthony Estrada-Rodriguez | — | (530) 864 8879 | Other | Chico · Butte County | — | — |
| Aarel Striping And Engineering | Aarel Striping And Engineering | — | (530) 321 1633 | Other | Chico · Butte County | — | — |
| Above All Plumbing And Drains | Above All Plumbing And Drains | — | (530) 520 7984 | Other | Chico · Butte County | — | — |
| Absolute Best Plumbing | Absolute Best Plumbing | — | (530) 513 0817 | Other | Chico · Butte County | — | — |
| Absolute Concrete | Absolute Concrete | — | (530) 370 3551 | Other | Gridley · Butte County | — | — |
| Accurate Plumbing | Gene James Hubbard | — | (530) 894 1800 | Other | Chico · Butte County | — | — |
| Acr Plumbing Solutions | Acr Plumbing Solutions | — | (530) 321 0505 | Other | Chico · Butte County | — | — |
| Act Flooring | Act Flooring | — | (530) 636 3949 | Other | Chico · Butte County | — | — |
| Advanced Communications Company | Charles Eugene Borders | — | (530) 893 3474 | Other | Chico · Butte County | — | — |
| Advanced Concrete Solutions INC | Arturo Hernandez | — | (530) 693 9261 | Other | Oroville · Butte County | — | — |
| Advanced Water Pump Services | Jesse Lawrence Cunningham-lyon | advancedwaterpumpservices@gmail.com | (530) 575 1048 | Other | Chico · Butte County | — | — |
| Advanced Window Tinting | Advanced Window Tinting | — | (530) 343 4500 | Other | Chico · Butte County | — | — |
| Aerial Construction And Equipment | Travis Roy Adams | — | (530) 200 5886 | Other | Chico · Butte County | — | — |
| Affordable Drywall | Affordable Drywall | interested@domainmarket.com | (530) 624 6448 | Other | Chico · Butte County | — | — |
| Affordable Lath & Plaster | Billy Jack Jepperson | — | (530) 712 7422 | Other | Oroville · Butte County | — | — |
| Affordable Plumbing | Affordable Plumbing | — | (530) 899 1158 | Other | Chico · Butte County | — | — |
| Affordable Wood Pellet Gas Appliance Replacement | Thomas Arden Bassett | — | (530) 846 1985 | Other | Biggs · Butte County | — | — |
| Aim Excavation INC | Aidan Isaac Mc Cracken | — | (408) 621 4976 | Other | Oroville · Butte County | — | — |
| Albert Flooring | Albert Flooring | — | (626) 616 4750 | Other | Chico · Butte County | — | — |
| All About Locks And Safes | Michael Davis Meyer | — | (530) 514 0252 | Other | Chico · Butte County | — | — |
| All American Welding | All American Welding | — | (530) 403 9271 | Other | Oroville · Butte County | — | — |
| All Star Tile | All Star Tile | — | (530) 990 9631 | Other | Oroville · Butte County | — | — |
| Alliance Environmental Services INC | William Edward Irwin | — | (530) 345 8562 | Other | Chico · Butte County | — | — |
| Almond Asphalt Maintenance | Almond Asphalt Maintenance | — | (530) 872 7975 | Other | Magalia · Butte County | — | — |
| Alpine Process Incorporated | Jesse Ray Edrington | — | (530) 816 0792 | Other | Forest Ranch · Butte County | — | — |
| Alpine Seamless Rain Gutters | Alpine Seamless Rain Gutters | — | (530) 566 2867 | Other | Paradise · Butte County | — | — |
| Altered State Flooring | Altered State Flooring | — | (530) 592 7925 | Other | Chico · Butte County | — | — |
| Alves Fence Co | Myron Wade Pugh | — | (530) 370 0597 | Other | Oroville · Butte County | — | — |
| American Engineering | Christopher Lynn Duffey | — | (530) 682 7679 | Other | Chico · Butte County | — | — |
| American Flooring Solutions | American Flooring Solutions | — | (510) 851 1348 | Other | Paradise · Butte County | — | — |
| American Masonry Specialists | American Masonry Specialists | — | (530) 693 0973 | Other | Oroville · Butte County | — | — |
| American Water Jetting INC | Douglas George Zeier | doug@americanwaterjetting.com | (510) 812 8746 | Other | Berry Creek · Butte County | — | — |
| Anderson Dragline INC | Keith Rudger Anderson | — | (530) 624 7875 | Other | Biggs · Butte County | — | — |