| Electric Werx Unlimted | Jonathan Wayne Hodgson | — | (951) 956 4668 | Electricians | Canyon Lake · Riverside County | — | — |
| Electrical Buddy | Bryan Estelyn Palomares | — | (442) 234 7942 | Electricians | Mecca · Riverside County | — | — |
| Electrical Concepts INC | Alfred Steven Lopez | — | (951) 235 4198 | Electricians | Riverside · Riverside County | — | — |
| Electrical Condor INC | Alejandro Gonzalez | — | (310) 824 3191 | Electricians | Lake Elsinore · Riverside County | — | — |
| Electrical Connection | Timothy Allen Candelaria | — | (951) 692 8290 | Electricians | Beaumont · Riverside County | — | — |
| Electrical Junkies INC | Elvis Byron Claiborne | — | (800) 518 7095 | Electricians | Lake Elsinore · Riverside County | — | — |
| Electrical Power Analysis | Trejo Rodrigo Ramirez | — | (951) 299 6224 | Electricians | Jurupa Valley · Riverside County | — | — |
| Electrical Safety Testing Svc | Bob Suri | — | (951) 339 6374 | Electricians | Menifee · Riverside County | — | — |
| Electrical Service By Mr Kool INC | Everardo Jr Panduro | electricalservicebymk@gmail.com | (714) 886 0279 | Electricians | Corona · Riverside County | — | — |
| Electrical Services | William Max Brinson | — | (442) 400 2700 | Electricians | Palm Desert · Riverside County | — | — |
| Electrical Services INC | Robert Carlos Avila | — | (760) 831 8295 | Electricians | La Quinta · Riverside County | — | — |
| Electrical Solutions | Michael Jason Davitt | — | (760) 275 0889 | Electricians | Thousand Palms · Riverside County | — | — |
| Electrical Wiring Pros | Carlos Antonio Tafoya | — | (626) 551 6710 | Electricians | Corona · Riverside County | — | — |
| Electrical Work INC | Jon Thomas Reuter | — | (424) 444-8665 | Electricians | Murrieta · Riverside County | — | — |
| Electricare INC | Alexandru Mihai Haro | service@electricare.com | (951) 696 9669 | Electricians | Murrieta · Riverside County | — | — |
| Electrician For Hire INC | Sanchez Ricardo | — | (760) 272 6115 | Electricians | Palm Springs · Riverside County | — | — |
| Electricman California | Electricman California | — | (760) 774 0191 | Electricians | Palm Springs · Riverside County | — | — |
| Electricman Contractor | John Henry Hines | — | (760) 668 7644 | Electricians | Palm Springs · Riverside County | — | — |
| Electro Tec Electrical Contractors INC | Richard Leroy Costa | — | (951) 840 8800 | Electricians | Corona · Riverside County | — | — |
| Electrocool Solutions INC | John Edward Luce | electrocooljohn@gmail.com | (951) 217 0032 | HVAC | Riverside · Riverside County | — | — |
| Electrolink | Ochoa Synue | sales@electrolink.com | (619) 247 2537 | Electricians | Menifee · Riverside County | — | — |
| Electronic Design Solutions INC | James De Carroll | — | (951) 304 3879 | Electricians | Murrieta · Riverside County | — | — |
| Electrustcity | Ramirez Hernandez Filiberto | — | (909) 731 8355 | Electricians | Beaumont · Riverside County | — | — |
| Elegance Electric | Damien Omar Ramos | — | (909) 732 9677 | Electricians | Perris · Riverside County | — | — |
| Elegant Custom Pools | Elegant Custom Pools | — | (909) 606 8470 | Pool | Palm Desert · Riverside County | — | — |
| Element Pools And Spas | Element Pools And Spas | — | (951) 719 3772 | GC, remodel, ADU | Temecula · Riverside County | — | — |
| Element6 Construction | Tameesha Dione Hayes | — | (909) 732 7545 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Elemental Concrete | Martinez Jordan Zuniga | — | (951) 594 0494 | Other | Moreno Valley · Riverside County | — | — |
| Elements In Design | Elements In Design | — | (650) 400 4900 | GC, remodel, ADU | Indio · Riverside County | — | — |
| Elements Plumbing & Water Systems INC | Steven James Lovell | — | (909) 926 8703 | Other | Riverside · Riverside County | — | — |
| Elements Remediation | Robert Jake Light | — | (951) 570 7405 | GC, remodel, ADU | Desert Hot Springs · Riverside County | — | — |
| Elephant Pools LLC | Kelsey Robert Everett | — | (951) 722 0129 | Pool | Riverside · Riverside County | — | — |
| Eleqore Energy | Murillo Antonio Plascencia | info@eleqorenergy.com | (619) 717 0476 | Electricians | Winchester · Riverside County | — | — |
| Elevate Air Conditioning & Heating | Elevate Air Conditioning & Heating | — | (760) 835 2507 | HVAC | Thousand Palms · Riverside County | — | — |
| Elevate Renovation Group INC | Michael Arthur Orona | — | (951) 348 8779 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| Elevate Underground Engineering | Luis Fernando Camarillo | — | (951) 616 0084 | Other | Perris · Riverside County | — | — |
| Elevated Construction Services | Erik Wayne Averett | info@elevatedcs.com | (760) 636 3890 | GC, remodel, ADU | Palm Desert · Riverside County | — | — |
| Elevated Electric LLC | Larry Michael Rizzo | info@elevatedelectric.com | (951) 370 0892 | Electricians | Menifee · Riverside County | — | — |
| Elevation Hardwood Floors | Elevation Hardwood Floors | — | (951) 454 5198 | Other | Riverside · Riverside County | — | — |
| Elh INC | Elliott Clayton Nissim | — | (951) 692 4332 | GC, remodel, ADU | Hemet · Riverside County | — | — |