| Efficient Industries INC | Christopher James| Gremanis Chris Gremanis | — | (951) 541 8848 | Electricians | Murrieta · Riverside County | — | — |
| Efrain Ramirez | Efrain Ramirez | — | (760) 285 7104 | Windows, patio, painters | Desert Hot Springs · Riverside County | — | — |
| Efren Cornejo | Efren Cornejo | — | (909) 681 8583 | Windows, patio, painters | Riverside · Riverside County | — | — |
| Efren Hernandez Builder INC | Gonzalez Efren Hernandez | — | (909) 490 2737 | GC, remodel, ADU | Jurupa Valley · Riverside County | — | — |
| Eg Builders LLC | Eric James Garlichs | — | (714) 615 3813 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Eg Construction | Eric Edmond Garcia | — | (714) 315 5607 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Egc Flooring | Jose Eduardo Gonzalez | — | (310) 901 9257 | Other | Corona · Riverside County | — | — |
| Eh Freeman Engineering And Construction | Efram Abraham Kash Handley | — | (214) 208 6093 | Other | Temecula · Riverside County | — | — |
| Eh Masonry LLC | Huerta Eufemio | — | (951) 534 8184 | GC, remodel, ADU | Norco · Riverside County | — | — |
| Eiichi Minaguchi Alps Pool & Spa Service | Minaguchi Eiichi | — | (951) 310 8008 | Pool | Lake Elsinore · Riverside County | — | — |
| Ej General Contractor | Ej General Contractor | — | (909) 522 2338 | GC, remodel, ADU | Palm Desert · Riverside County | — | — |
| Eja General Building INC | Edgar Manuel Renteria-Villanuva | — | (760) 698 2316 | GC, remodel, ADU | Desert Hot Springs · Riverside County | — | — |
| Ejp Electrical Contractor | Joseph Thomas Nigbor | — | (714) 394 4590 | Electricians | Corona · Riverside County | — | — |
| El Canyon Stucco | El Canyon Stucco | — | (951) 816 2612 | Other | Lake Elsinore · Riverside County | — | — |
| El Dorado Plastering INC | Michael Edward Alverson | — | (909) 770 2373 | Other | Calimesa · Riverside County | — | — |
| El Grande Metal INC DBA Desert Steel | Felipe Jesus Garcia | — | (760) 851 4709 | Other | Indio · Riverside County | — | — |
| El Maistro LLC | Angel Fernando Ramirez Serrano | — | (714) 709 7884 | GC, remodel, ADU | Corona · Riverside County | — | — |
| El Nido Landscape Construction | Elmer Mista Agana | — | (951) 387 9750 | Windows, patio, painters | Menifee · Riverside County | — | — |
| El Rayo Electric INC | Daniel Steven Solis | daniel@elrayoelectric.com | (951) 903 2222 | Electricians | Hemet · Riverside County | — | — |
| El Sol Landscaping INC | Jesus Lomeli | — | (909) 440 0770 | Windows, patio, painters | Jurupa Valley · Riverside County | — | — |
| El Tri Construction Electric INC DBA El Tri Construction | Alejandro Wenceslao Hernandez | — | (714) 863 0621 | Electricians | Corona · Riverside County | — | — |
| El's Landscape | El's Landscape | — | (760) 409 2954 | Windows, patio, painters | Thousand Palms · Riverside County | — | — |
| Eladio Vargas DBA E & C Lighting Services | Vargas Eladio | — | (323) 742 0934 | Electricians | Riverside · Riverside County | — | — |
| Elc Pro Drywall | Elc Pro Drywall | — | (760) 404 6611 | Other | La Quinta · Riverside County | — | — |
| Elci Cabinets And Floors INC | Edmund Nona | — | (951) 278 8000 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Elder's Painting | Elder's Painting | — | (951) 218 8813 | Windows, patio, painters | Murrieta · Riverside County | — | — |
| Eleazar General Engineering INC | Eleazar Alex Iv Rubalcava | — | (951) 232 7578 | Other | Riverside · Riverside County | — | — |
| Elecro - Com | Elecro - Com | — | (760) 578 0640 | Electricians | Palm Desert · Riverside County | — | — |
| Elect Landscape Services | Gary Orlando Garcia | — | (951) 382 8472 | Windows, patio, painters | Corona · Riverside County | — | — |
| Elect Landscape Services | Gary Orlando Garcia | — | (951) 382 8472 | Windows, patio, painters | Corona · Riverside County | — | — |
| Electri - Cal INC | Richard Lynn Evans | — | (951) 741 1897 | Electricians | Riverside · Riverside County | — | — |
| Electric City | Lee Roger Jimenez | booking@electriccity.com | (619) 678 6706 | Electricians | Temecula · Riverside County | — | — |
| Electric Co | Chris Anthony Jr Salgado | — | (951) 906 4438 | Electricians | Riverside · Riverside County | — | — |
| Electric Image | Jeffrey Michael Hilton | — | (951) 377 0231 | Electricians | Wildomar · Riverside County | — | — |
| Electric Larry | Larry Junior Jenkins | — | (714) 348 5579 | Electricians | Norco · Riverside County | — | — |
| Electric Man INC | Marcelino Olmedo Casas | — | (714) 299 1337 | Electricians | Riverside · Riverside County | — | — |
| Electric On Demand | Ryan James Hall | — | (949) 290 7962 | Electricians | Riverside · Riverside County | — | — |
| Electric Services | Deogracias Saquilon Gregorio | — | (951) 333 4674 | Electricians | Moreno Valley · Riverside County | — | — |
| Electric Sun | John Keith Keenan | — | (918) 720 1648 | Electricians | Menifee · Riverside County | — | — |
| Electric Tele Systems | Erick Serrato | — | (626) 699 6100 | Electricians | Corona · Riverside County | — | — |