| Architectural Millwork Of Santa Barbara | Thomas Glenn Mathews | — | (805) 965 7011 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Arctic Penguin Construction INC | Castro Carlos Barbosa | — | (562) 418 3038 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Argent Lights | Martin Ignacio Lertora | — | (805) 403 4153 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Ari Electric Company | Arion Halfdan Larsen | — | (805) 705 4697 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Arias Floor Coverings | Arias Floor Coverings | — | (805) 588 5763 | Other | Buellton · Santa Barbara County | — | — |
| Arkas Construction | Hernandez Genaro | — | (805) 679 1518 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Armando's Custom Painting INC | Armando Huerta | armandoscustompanting@gmail.com | (805) 636 3969 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Armorcoat Painting LLC | Marvin Lee Krambeck | — | (805) 430 8334 | Windows, patio, painters | Lompoc · Santa Barbara County | — | — |
| Armstrong Marble INC | David Keven Cornish | — | (805) 564 8709 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Armstrong's Lock & Key | Armstrong's Lock & Key | — | (805) 925 1050 | Other | Santa Maria · Santa Barbara County | — | — |
| Arndt Construction | Dale Vincent Arndt | — | (805) 560 9525 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Arndt Construction INC | Dale Vincent Arndt | — | (805) 560 9525 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Arnol Rosales | Arnol Rosales | — | (805) 722 4534 | Other roofers | Santa Barbara · Santa Barbara County | — | — |
| Arnold Brothers Construction INC | Nathaniel Timothy Arnold | info@arnoldbrothersinc.com | (805) 965 0382 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Around The House Inspection | Around The House Inspection | — | (805) 453-2988 | Inspectors | Santa Barbara · Santa Barbara County | — | — |
| Arriaga Tile And Marble | Arriaga Tile And Marble | — | (805) 570 5065 | Other | Santa Barbara · Santa Barbara County | — | — |
| Arrow Construction | Martinez Garcia Alfredo | arrowconstruction11@yahoo.com | (805) 757 6478 | Other roofers | Lompoc · Santa Barbara County | — | — |
| Arrow Metal Works | Arrow Metal Works | — | (805) 252 8864 | Other | Lompoc · Santa Barbara County | — | — |
| Arrow Plumbing | Kaniela Atai Keuma | — | (805) 346 1791 | Other | Santa Maria · Santa Barbara County | — | — |
| Arroyo Seco Construction | Adam Paul Graham | — | (805) 966 2907 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Art Grossmann & Sons LLC | Robert Gregory Grossmann | — | (805) 963 3428 | HVAC | Santa Barbara · Santa Barbara County | — | — |
| Art On Tile | Art On Tile | — | (805) 245 7706 | Other | Lompoc · Santa Barbara County | — | — |
| Artamo | Artamo | info@artamo.com | — | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Arthur Ablingis | Arthur Ablingis | — | (805) 689 4285 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Artisan Gardens & Landscaping | Artisan Gardens & Landscaping | — | (805) 455 4382 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Artistry Landscaping INC | Maria Del Carmen Jimenez | — | (805) 319 6335 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| As Construction | Santacruz Alberto | — | (805) 705 4588 | GC, remodel, ADU | Lompoc · Santa Barbara County | — | — |
| Ascend Heating And Air Corp | Luis Angel Castro Alejandre | — | (805) 588 0378 | HVAC | Lompoc · Santa Barbara County | — | — |
| Ashley Farrell Landscape Design INC | Ashley Lauren Farrell | — | (805) 826 3802 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Ashton Built Construction | Ashton Built Construction | kyle@buildwithashton.com | (323) 855-1965 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Ashton Built INC | Kyle Robert Ashton | — | (323) 355 1965 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Aspen Custom Interior Woodworking INC | Frederick Allen Aspenleiter | — | (805) 637 4057 | Other | Santa Barbara · Santa Barbara County | — | — |
| Asphalt Sealing | Jason Ryan Ward | — | (805) 448 2129 | Other | Carpinteria · Santa Barbara County | — | — |
| Associated Painting Co INC | James William Rieder | — | (818) 421 4704 | Windows, patio, painters | Carpinteria · Santa Barbara County | — | — |
| Astor Roofing & Waterproofing INC | Jorge Astorga | — | (805) 562 0153 | Other roofers | Goleta · Santa Barbara County | — | — |
| Athena Contractors INC | Thomas Victor Larsen | contact@athena-contractors.com | (805) 689 9000 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Atkin Plumbing | Atkin Plumbing | — | (805) 733 4544 | Other | Lompoc · Santa Barbara County | — | — |
| Atlas Floorcovering | Atlas Floorcovering | — | (805) 245 2373 | Other | Goleta · Santa Barbara County | — | — |
| Atlas Performance Industries INC | Charles Robert Hebard | — | (805) 928 8689 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Augie's Water Systems INC | Nicholas John Cordero | — | (805) 967 3830 | Other | Santa Barbara · Santa Barbara County | — | — |