| Elm Tree Care | Ryan James Mc Fadgen | — | (951) 216 3650 | Windows, patio, painters | Temecula · Riverside County | — | — |
| Elmer's Safeway Painting | Elmer's Safeway Painting | — | (323) 244 9483 | Windows, patio, painters | Riverside · Riverside County | — | — |
| Elmers Painting | Elmer Edilmar Monterroso Rivas | — | (951) 963 6959 | Windows, patio, painters | Corona · Riverside County | — | — |
| Elmore Heating & Air Conditioning INC | Bryce Allan Elmore | — | (951) 345 0573 | HVAC | San Jacinto · Riverside County | — | — |
| Elokbi Eid Gomaa Mohamed Ahmed | Elokbi Eid Gomaa Mohamed Ahmed | — | (951) 855 6613 | Other | Corona · Riverside County | — | — |
| Elrod Fence Co | Janice L Elrod | — | (951) 684 3102 | Other | Riverside · Riverside County | — | — |
| Elsa Corkill | Elsa Corkill | — | (951) 212 8733 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Elyon Constructors INC | Becerril Sandra Cuarenta | — | (951) 776 7133 | GC, remodel, ADU | Jurupa Valley · Riverside County | — | — |
| Elzein Construction & Development LLC | Zein Hicham El | — | (951) 966 4162 | GC, remodel, ADU | Norco · Riverside County | — | — |
| Em Development Corp | Elijah Robert Mullinax | — | (951) 500 0855 | Other | Riverside · Riverside County | — | — |
| Em Landscape Pools & Spas | Ernesto Alvarez Moncada | — | (909) 831 2518 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Emad Eskandar | Emad Eskandar | — | (626) 502 9788 | GC, remodel, ADU | Jurupa Valley · Riverside County | — | — |
| Emanuel Precision Concrete Services | Victor Hugo Boyzo Mejia | — | (951) 350 3531 | Other | Jurupa Valley · Riverside County | — | — |
| Embassy Construction INC | Chavez Gonzalo Echevarria | — | (951) 833 6171 | GC, remodel, ADU | Norco · Riverside County | — | — |
| Embassy United Restoration INC | Chavez Gonzalo Echevarria | — | (951) 833 6171 | GC, remodel, ADU | Norco · Riverside County | — | — |
| Ember Remediation | Jared Michael Moore | — | (951) 722 9689 | GC, remodel, ADU | Lake Elsinore · Riverside County | — | — |
| Embershield Systems | Jason Stephen Artino | — | (951) 414 5128 | GC, remodel, ADU | Temecula · Riverside County | — | — |
| Emcor Commercial Contractors INC | Nicholas James Tonkinson | — | (951) 715 4675 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Emerald Builders & Design Company | Robert Anthony Mirabella | — | (951) 684 4338 | GC, remodel, ADU | Moreno Valley · Riverside County | — | — |
| Emerald Complete Landscape | Juan Carlos Carrasco Villalba | — | (760) 698 1504 | Windows, patio, painters | Indio · Riverside County | — | — |
| Emerald Complete Landscape INC | Juan Carlos Carrasco Villalba | — | (760) 698 1504 | Windows, patio, painters | Indio · Riverside County | — | — |
| Emerald Pool Plastering | Emerald Pool Plastering | — | (951) 243 3771 | Other | Moreno Valley · Riverside County | — | — |
| Emergency Response Systems INC | Paul Garland Keast | — | (951) 788 9700 | Electricians | Riverside · Riverside County | — | — |
| Emery Landclearing And Grading INC | James Coy Emery | — | (760) 345 4746 | Other | Thermal · Riverside County | — | — |
| Emeterio Communication | Emeterio Communication | — | (951) 265 0620 | Other | Murrieta · Riverside County | — | — |
| Emil H Worm | Emil H Worm | — | (951) 240 0755 | Other | Homeland · Riverside County | — | — |
| Eminent Communications INC | Lucian Eugen Galev | — | (714) 743 8100 | Other | Norco · Riverside County | — | — |
| Eminent Patio Covers | Edgar Valadez | — | (951) 563 1224 | Other | Norco · Riverside County | — | — |
| Eminent Roofing | Sanchez Pedro | office@eminentroofing.com | (951) 783 6571 | Other roofers | Riverside · Riverside County | — | — |
| Emir Lemus Landscape Service | Lemus Emir | — | (760) 272 9073 | Windows, patio, painters | Cathedral City · Riverside County | — | — |
| Emj Pool & Spa INC | Efrain Munoz Jr Jimenez | — | (760) 409 0915 | Pool | Indio · Riverside County | — | — |
| Emj Remodeling | Jose Jesus Zarazua Palacios | — | (909) 633 4423 | GC, remodel, ADU | Cherry Valley · Riverside County | — | — |
| Emmanuel Plastering Corp | Jose Manuel Guizar-De La Mora | — | (951) 545 7716 | Other | Moreno Valley · Riverside County | — | — |
| Emmanuel Porras | Emmanuel Porras | — | (442) 330 6898 | Other roofers | Hemet · Riverside County | — | — |
| Emmett Ray Barnett Jr | Emmett Ray Barnett Jr | — | (909) 919 6508 | GC, remodel, ADU | Hemet · Riverside County | — | — |
| Empire Appliance Service | Christopher Laurence Rutter | — | (951) 924 3088 | HVAC | Moreno Valley · Riverside County | — | — |
| Empire Backflow | Empire Backflow | — | (951) 295 3421 | Other | Corona · Riverside County | — | — |
| Empire Building Company | Fernando Matthew Arias | — | (951) 373 7707 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Empire Built INC | William Bruce Meyer | — | (951) 461 2260 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| Empire Carports INC | Perez Lionel Banderas | — | (951) 533 8824 | GC, remodel, ADU | Riverside · Riverside County | — | — |