| Action Duct Cleaning Company INC | Christopher Trejo | — | (626) 791 7870 | HVAC | Altadena · Los Angeles County | — | — |
| Action Electric | John Howard Valtierra | — | (209) 942 0170 | Electricians | Stockton · San Joaquin County | — | — |
| Action Electric | Michael Raymond Shupe | — | (951) 532 6355 | Electricians | Chino · San Bernardino County | — | — |
| Action Electric | Mark Edward Winstead | — | (530) 356 3049 | Electricians | Shasta Lake · Shasta County | — | — |
| Action Energy | Kirk V Mueller | kirk@actionenergysb.com | (805) 679 7979 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Action Fire Protection | Action Fire Protection | — | (805) 639 0255 | Other | Camarillo · Ventura County | — | — |
| Action Fire Protection | Craig Joseph Durand | — | (714) 260 0101 | Other | Los Alamitos · Orange County | — | — |
| Action Fire Systems Company INC | Timothy Scott Loewer | — | (619) 462 9210 | Other | Spring Valley · San Diego County | — | — |
| Action Garage Doors | Action Garage Doors | — | (408) 379 2000 | Other | San Jose · Santa Clara County | — | — |
| Action General Construction INC | Sergio Leonardo Mendez | — | (818) 573 3263 | GC, remodel, ADU | Burbank · Los Angeles County | — | — |
| Action General Construction Services | David Ray Benyshek | — | (818) 266 0950 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Action Glass | Action Glass | — | (714) 847 1535 | Windows, patio, painters | Huntington Beach · Orange County | — | — |
| Action Glass & Screen | Action Glass & Screen | — | (559) 291 5727 | Windows, patio, painters | Fresno · Fresno County | — | — |
| Action Glass INC | Paula Dianne Brown | — | (661) 633 9618 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Action Gypsum Supply West LLC | Daniel Lyle Batman | — | (530) 941 3667 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Action Hauling And Demo INC | Helder Lucio Pinto | actionhaulingdemoinc@gmail.com | (510) 375 3798 | Other | Oakland · Alameda County | — | — |
| Action Hauling INC | Cruz Wendy | info@actionhauling.com | (818) 361 7200 | Other roofers | Sherman Oaks · Los Angeles County | — | — |
| Action Heating & A / C | Tom Leon Tucker | — | (951) 217 1411 | HVAC | Hemet · Riverside County | — | — |
| Action Heating & Air Conditioning INC | Kevin Corbett Watson | — | (805) 217 0001 | HVAC | Sunland · Los Angeles County | — | — |
| Action Home Inspection Service | Barry Samuel Stone | — | (805) 438 3000 | GC, remodel, ADU | Paso Robles · San Luis Obispo County | — | — |
| Action Home Pros INC | John Richard Jr Wilson | info@actionhomepros.com | (714) 670 0828 | GC, remodel, ADU | Buena Park · Orange County | — | — |
| Action HVAC | Action HVAC | — | (916) 448 1760 | HVAC | Sacramento · Sacramento County | — | — |
| Action Ironworks | Action Ironworks | — | (916) 508 7075 | Other | Wilton · Sacramento County | — | — |
| Action Key Safe And Locksmiths | Action Key Safe And Locksmiths | — | (805) 414 5898 | Other | Channel Islands · Ventura County | — | — |
| Action Landscape Contractor | Action Landscape Contractor | — | (951) 775 5715 | Windows, patio, painters | Victorville · San Bernardino County | — | — |
| Action Landscaping | Action Landscaping | — | (916) 413 6599 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Action Locksmith | Action Locksmith | — | (661) 205 4950 | Other | Bakersfield · Kern County | — | — |
| Action One Property Management INC | Action One Property Management INC | — | (209) 918-9434 | Property managers | Ceres · Inyo County | — | — |
| Action Overhead Door Company | Zovie Damon Shivers | — | (510) 352 6849 | GC, remodel, ADU | Stockton · San Joaquin County | — | — |
| Action Paging Corporation | Gregg Edward Daum | — | (562) 320 3400 | Other | Santa Fe Springs · Los Angeles County | — | — |
| Action Paint INC | Gannon John | — | (562) 618 7242 | Windows, patio, painters | Whittier · Los Angeles County | — | — |
| Action Painting Construction | Wayne Keith Johnston | — | (949) 680 4100 | Windows, patio, painters | Irvine · Orange County | — | — |
| Action Plumbing | Action Plumbing | — | (310) 830 9382 | Other | Carson · Los Angeles County | — | — |
| Action Plumbing & Environmental | Action Plumbing & Environmental | — | (559) 760 1346 | Other | Oakhurst · Madera County | — | — |
| Action Plumbing And Heating Maintenance | Action Plumbing And Heating Maintenance | — | (707) 584 0714 | HVAC | Santa Rosa · Sonoma County | — | — |
| Action Plumbing INC | Anthony Joseph Talavera | — | (626) 786 2409 | Other | Rancho Cucamonga · San Bernardino County | — | — |
| Action Plumbing Service | Thomas Walter Krauss | — | (510) 410 2729 | GC, remodel, ADU | Alturas · Modoc County | — | — |
| Action Power INC | Danny Everett Carlson | — | (949) 709 8006 | Electricians | Rancho Santa Margarita · Orange County | — | — |
| Action Properties Real Estate Services Inc. | Action Properties Real Estate Services Inc. | rentals@actionproperties.net | — | Property managers | Roseville · Placer County | — | — |
| Action Property Management | Action Property Management | — | (949) 450-0202 | Property managers | Los Angeles · Los Angeles County | — | — |