| #1 Pacific Coast Roofing | Francisco Javier Valencia | — | (805) 796 4427 | Other roofers | Oxnard · Ventura County | — | — |
| 1 N Done Roofing Services INC | Octavio Rosas Gonzalez | — | (530) 933 8272 | Other roofers | Marysville · Yuba County | — | — |
| 10 Gauge Sheet Metal INC | Grant Wayne Grafius | — | (909) 560 7055 | Other roofers | Upland · San Bernardino County | — | — |
| 101 Roofing & Construction INC | Nicholas Matthew Ciari | — | (805) 302 9951 | Other roofers | Oxnard · Ventura County | — | — |
| 1776 Roofing Solutions LLC | Benjamin Paul Bickford | — | (805) 887 3639 | Other roofers | Atascadero · San Luis Obispo County | — | — |
| 180 Roofing Pros | Kenneth Edward Walter | — | (760) 264 4003 | Other roofers | Escondido · San Diego County | — | — |
| 1977 Construction INC | Jose Gutierrez-Arriaga | — | (818) 900 5278 | Other roofers | Studio City · Los Angeles County | — | — |
| 1979 Roofing INC | Juan Carlos Martinez Alvarez | — | (657) 859 0930 | Other roofers | Orange · Orange County | — | — |
| 1999 Roofing LLC | Hernandez-escalera Fernando | — | (831) 325 7097 | Other roofers | Salinas · Monterey County | — | — |
| 1vision Roof Pros | Sergio Duron | — | (619) 289 6378 | Other roofers | San Diego · San Diego County | — | — |
| 20 / 20 Roofing Co INC | Copado Saul | — | (760) 578 7799 | Other roofers | Indio · Riverside County | — | — |
| 21st Century Home Improvement Painting & Roofing | Mark Francis Newbury | — | (415) 974 1234 | Other roofers | San Francisco · San Francisco County | — | — |
| 2gun Roofing INC | Anthony Michael Tavera | — | (818) 245 2404 | Other roofers | Palmdale · Los Angeles County | — | — |
| 2ne1 Roofing | Jeong Kang | — | (213) 925 6677 | Other roofers | Los Angeles · Los Angeles County | — | — |
| 3 A Roofing INC | Auscencio Alvarez Alvarez | info@aroofing.com | (714) 785 7378 | Other roofers | Costa Mesa · Orange County | — | — |
| 3 Bro's Roofing INC | Cesar Leonel Gomez Sarmiento | info@brosroofing.com | (905) 516-9515 | Other roofers | Quail Valley · Riverside County | — | — |
| 3-k Roofing INC | Jesus Manuel Murguia | — | (408) 592 0939 | Other roofers | San Jose · Santa Clara County | — | — |
| 396 Roofing | Francisco Javier Diaz Acosta | — | (818) 913 1248 | Other roofers | Arleta · Los Angeles County | — | — |
| 3g's Roofing Corp | Luis Enrique Garcia | — | (714) 650 2096 | Other roofers | Santa Ana · Orange County | — | — |
| 3R Roofing INC | Jesus Alfonso Lopez | — | (530) 554 5117 | Other roofers | Winters · Yolo County | — | — |
| 3rd Gen Roofing INC | Ryan Harry Crouse | — | (530) 701 2457 | Other roofers | Marysville · Yuba County | — | — |
| 3rd Generation Roofing | Eric Benjamin Russell | — | (951) 206 2794 | Other roofers | Fontana · San Bernardino County | — | — |
| 4 Seasons Roofing | Jose Jr Alvarez | — | (818) 810 9987 | Other roofers | North Hills · Los Angeles County | — | — |
| 4 Seasons Roofing INC | Anibal Frias Cabral | — | (323) 726 9615 | Other roofers | Montebello · Los Angeles County | — | — |
| 4 U S Renovation INC | Marshall Henry Dohoney | — | (858) 643 9088 | Other roofers | San Diego · San Diego County | — | — |
| 415 Roofing Corp | Garcia-apantenco Manuel | — | (415) 637 3375 | Other roofers | San Francisco · San Francisco County | — | — |
| 4ever Roofing INC | Ever Ernesto Hernandez | — | (916) 800 9962 | Other roofers | Elk Grove · Sacramento County | — | — |
| 4K Roofing | Jason Palmadge Stone | 4kroofing.socal@gmail.com | (951) 396 5419 | Other roofers | Eastvale · Riverside County | — | — |
| 5 Star Construction INC | Munguia Jose | — | (214) 475 2664 | Other roofers | Woodland Hills · Los Angeles County | — | — |
| 5 Star Roofing | John Harry Davido | — | (714) 791 6369 | Other roofers | Corona · Riverside County | — | — |
| 5 Star Roofing INC | Jose Manuel Jauregui | — | (619) 210 3657 | Other roofers | Murrieta · Riverside County | — | — |
| 5 Star Roofing LLC | Michael James Andrew Sperling | — | (916) 474 4531 | Other roofers | Rocklin · Placer County | — | — |
| 55 Property Services INC | Roman Henry Nunez | — | (866) 586 2626 | Other roofers | Fullerton · Orange County | — | — |
| 619 Roofing LLC | Eric Christopher Lopez | — | (619) 609 0214 | Other roofers | San Marcos · San Diego County | — | — |
| 7 Day Roofing | Zhiqiang Chen | — | (626) 234 0897 | Other roofers | Temple City · Los Angeles County | — | — |
| 7 Eagle Roofing | Ruiz Severino Perez | — | (408) 660 9634 | Other roofers | San Jose · Santa Clara County | — | — |
| 7 Rios Roofing INC | Rivera Carlos Rios | — | (805) 617 6580 | Other roofers | Lompoc · Santa Barbara County | — | — |
| 7's Tear Off Roofing INC | Sergio Ramos | — | (714) 331 9052 | Other roofers | La Habra · Orange County | — | — |
| 7-40 Roofing INC | Amilcar Isaac Rodriguez Saucedo | — | (760) 917 1180 | Other roofers | Fallbrook · San Diego County | — | — |
| 701 Roofing INC | La Paz Amos De | — | (562) 726 7480 | Other roofers | Los Angeles · Los Angeles County | — | — |