| Franco's Company Services | Franco Joel | — | (951) 343 0412 | Electricians | Riverside · Riverside County | — | — |
| Frank Apeldoorn | Frank Apeldoorn | — | (714) 801 0000 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Frank Blagg Concrete | Frank Blagg Concrete | — | (951) 852 3484 | Other | Wildomar · Riverside County | — | — |
| Frank Bloomquist | Frank Bloomquist | — | (909) 261 7147 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Frank Caballero Castillo | Frank Caballero Castillo | — | (760) 899 8644 | Electricians | Coachella · Riverside County | — | — |
| Frank Caranci Construction | Francesco Carl Caranci | — | (760) 578 4942 | GC, remodel, ADU | Cathedral City · Riverside County | — | — |
| Frank Devoe | Frank Devoe | — | (323) 427 5421 | Other | Riverside · Riverside County | — | — |
| Frank Esquibel Electric | Esquibel Francisco | — | (760) 578 7293 | Electricians | Indio · Riverside County | — | — |
| Frank Magdaleno | Frank Magdaleno | — | (951) 296 8523 | GC, remodel, ADU | Temecula · Riverside County | — | — |
| Frank Michalak | Frank Michalak | contact@frankmichalak.com | (951) 316 1078 | Electricians | Temecula · Riverside County | — | — |
| Frank Pensanti Masonry | Frank Pensanti Masonry | — | (760) 272 0554 | Other | Palm Desert · Riverside County | — | — |
| Frank Roger Flores | Frank Roger Flores | — | (909) 560 0695 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Frank Schmidt Painting & Decorating | Frank Schmidt Painting & Decorating | — | (760) 413 9861 | Windows, patio, painters | Palm Desert · Riverside County | — | — |
| Frank Zazueta's Glass | Frank Zazueta's Glass | — | (951) 924 1939 | Windows, patio, painters | Moreno Valley · Riverside County | — | — |
| Frankie's Construction | Adela Bariu | — | (951) 941 4020 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Franklin Cody Abundis DBA Franklin Electric | Franklin Cody Abundis | — | (951) 741 9741 | Electricians | Mira Loma · Riverside County | — | — |
| Franklin Mechanical Systems INC | Vincent Thomas| Franklin Vinnie Thomas Franklin | — | (951) 845 1000 | HVAC | Beaumont · Riverside County | — | — |
| Franklin Painting | Franklin Painting | — | (760) 468 3089 | Windows, patio, painters | Murrieta · Riverside County | — | — |
| Franklin Peter Camou Plumbing | Franklin Peter Camou Plumbing | — | (951) 719 7998 | Other | Temecula · Riverside County | — | — |
| Franklin Pump Service | Francisco Espinoza Carrillo | — | (760) 272 0228 | Other | Coachella · Riverside County | — | — |
| Franklin's Landscape Services | Gutierrez Franklin | — | (760) 567 5935 | Windows, patio, painters | Cathedral City · Riverside County | — | — |
| Franks Innovative Electric | Francisco David Meza | — | (951) 283 4731 | Electricians | Riverside · Riverside County | — | — |
| Franla Construction Corp | Jose De Jesus Rosales Ocampo | — | (951) 442 6637 | GC, remodel, ADU | Beaumont · Riverside County | — | — |
| Frantz Construction Solutions INC | Joshua Reed Frantz | — | (805) 804 7307 | GC, remodel, ADU | La Quinta · Riverside County | — | — |
| Franz Construction | Benito Jr Franz | office@franz-construction.com | (760) 641 6135 | GC, remodel, ADU | Cathedral City · Riverside County | — | — |
| Frasal Construction INC | Lourdes Frausto | — | (760) 272 8732 | GC, remodel, ADU | Indio · Riverside County | — | — |
| Fraser Fire & Safety | Fraser Fire & Safety | — | (855) 856 3473 | Other | Palm Springs · Riverside County | — | — |
| Frassica INC | David Glen Studer | — | (951) 817 5252 | Other | Corona · Riverside County | — | — |
| Frausto Painting | Juan Carlos Frausto Trujillo | — | (951) 805 0653 | Windows, patio, painters | Perris · Riverside County | — | — |
| Frazier Elec | Frazier Elec | — | (760) 567 5427 | Electricians | La Quinta · Riverside County | — | — |
| Fred Jaleh | Fred Jaleh | — | (909) 376 0909 | GC, remodel, ADU | Lake Elsinore · Riverside County | — | — |
| Fred Roa - The Cabinet Guy INC | Fredrick Roa | — | (951) 712 9044 | Other | Murrieta · Riverside County | — | — |
| Fred Rock Pools INC | Alfredo Valenzuela Esparza | — | (760) 343 6279 | Pool | Cathedral City · Riverside County | — | — |
| Fred's Glass & Mirror INC | Sara Elizabeth Jaramillo | — | (951) 509 7709 | Windows, patio, painters | Riverside · Riverside County | — | — |
| Freddy A Minjarez | Freddy A Minjarez | — | (714) 504 2582 | Other | Murrieta · Riverside County | — | — |
| Frederick E Barnes | Frederick E Barnes | — | (760) 899 9236 | GC, remodel, ADU | Blythe · Riverside County | — | — |
| Free Lance Finish | Free Lance Finish | — | (760) 902 1896 | Other | Thousand Palms · Riverside County | — | — |
| Freebird Electric | Aaron Lee Nelson | — | (951) 505 5660 | Electricians | Riverside · Riverside County | — | — |
| Freedom Audio Visual Specialists LLC | Dashiell Hammett Spitale | — | (619) 905 3876 | Other | Canyon Lake · Riverside County | — | — |
| Freedom Builders Construction | Mickeal Shawn Montoya | — | (951) 807 6003 | GC, remodel, ADU | Riverside · Riverside County | — | — |