| Ec Painting INC | Castillo Efren Silva | — | (323) 545 7549 | Windows, patio, painters | Perris · Riverside County | — | — |
| Ec_construction INC | Esly B Castellanos | — | (323) 743 6842 | GC, remodel, ADU | Lake Elsinore · Riverside County | — | — |
| Eca Engineering | Carlos Javier Escoto Romo | — | (661) 864 9360 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Eccs Construction | Eric Michael White | — | (310) 560 3733 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| Echo Plumbing INC | Brian James Shramek | — | (888) 769 5345 | Other | Menifee · Riverside County | — | — |
| Echo Systems Solutions INC | Samandar Safi | — | (714) 609 8531 | Other | Corona · Riverside County | — | — |
| Eclectic Renovations INC | Juan Ignacio Martinez | — | (760) 399 7207 | GC, remodel, ADU | Indio · Riverside County | — | — |
| Eclipse Window Coverings INC | Kevin Terrell Sr Hollowell | — | (760) 802 6502 | Other | Temecula · Riverside County | — | — |
| Ecm Acoustic | Catalin Valentin Tutueanu | — | (951) 315 5529 | Other | Riverside · Riverside County | — | — |
| Ecma Pool & Concrete INC DBA Ecma Pool Maintenance & Concrete | Efrain Martinez | — | (760) 797 5662 | Pool | Palm Desert · Riverside County | — | — |
| Eco Air Heating & Cooling | Eco Air Heating & Cooling | — | (951) 990 4934 | HVAC | Riverside · Riverside County | — | — |
| Eco Glass Systems INC | Wayne Douglas Jr Mock | — | (714) 603 7053 | Windows, patio, painters | Riverside · Riverside County | — | — |
| Eco State Development | Juan Manuel Corrales | — | (949) 205 5392 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Eco Tec Air Services INC | Quin Deshawn Tolbert | — | (909) 957 7991 | HVAC | Riverside · Riverside County | — | — |
| Ecomaster Corporation | Kenneth Ray Dickerson | — | (760) 775 4000 | GC, remodel, ADU | Rancho Mirage · Riverside County | — | — |
| Econo Fence LLC | Jason Scott Johnson | — | (951) 685 5000 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Econocrete 2025 | Econocrete 2025 | — | (760) 275 9827 | Other | Palm Desert · Riverside County | — | — |
| Economy Air Conditioning INC | Judi Marie Karr-Mugica | — | (714) 827 4200 | HVAC | Corona · Riverside County | — | — |
| Ecosafe Home Inspections | Ecosafe Home Inspections | — | (951) 965-3339 | Inspectors | Riverside · Riverside County | — | — |
| Ecowise Landcare | Gregory Alan Gritters | — | (760) 772 3673 | Windows, patio, painters | La Quinta · Riverside County | — | — |
| Ecoworkz INC | Bret Thomas Peterson | — | (714) 582 7800 | Other | Corona · Riverside County | — | — |
| Ecs Home Inspections | Ecs Home Inspections | — | (951) 999-8580 | Inspectors | Riverside · Riverside County | — | — |
| Ecstatic Electric | Joshua Baltazar Vallejo | — | (951) 709 7263 | Electricians | Riverside · Riverside County | — | — |
| Ed Brockmann General Contractor | Ed Brockmann General Contractor | — | (951) 966 3003 | Other roofers | Riverside · Riverside County | — | — |
| Ed Iron Works INC | Eduardo Diaz | — | (951) 961 5544 | Other | Perris · Riverside County | — | — |
| Ed Sabbaugh Construction LLC DBA Fabclad.com | Edward Junior Sabbaugh | — | (303) 324 7157 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| Ed Tinajero Construction | Gerardo Eduardo Tinajero | — | (760) 699 3337 | GC, remodel, ADU | Desert Hot Springs · Riverside County | — | — |
| Ed Villegas Construction | Eduardo Galindo Villegas | — | (951) 505 7547 | HVAC | Wildomar · Riverside County | — | — |
| Ed-co Electrical | Edwardo Jr Collaso | contact@ed-electrical.com | (626) 327 9299 | Electricians | Perris · Riverside County | — | — |
| Edc Electric | Guerrero Antonio Ordonez | — | (951) 377 9525 | Electricians | Nuevo · Riverside County | — | — |
| Edco Floor Co | Edward Paul Depina | — | (951) 258 6475 | Other | Corona · Riverside County | — | — |
| Edd's Electric | Arredondo Eduardo | jeff@eddselectric.com | (760) 641 9867 | Electricians | Cathedral City · Riverside County | — | — |
| Eddie's Custom Painting | Eddie's Custom Painting | — | (760) 687 5253 | Windows, patio, painters | Temecula · Riverside County | — | — |
| Eddie's Home Improvement | Eddie's Home Improvement | emp0611@gmail.com | (951) 609 7181 | GC, remodel, ADU | Lake Elsinore · Riverside County | — | — |
| Eddie's Plastering & Construction Co | Olive Edward | — | (213) 925 3200 | GC, remodel, ADU | Perris · Riverside County | — | — |
| Ede Electric | Edward Jose Esquivel | — | (951) 272 6953 | Electricians | Eastvale · Riverside County | — | — |
| Edelman And Associates | Edward Morris Edelman | — | (760) 972 5574 | Windows, patio, painters | Indio · Riverside County | — | — |
| Edgar Barajas Construction | Barajas Edgar | — | (909) 844 4450 | GC, remodel, ADU | Hemet · Riverside County | — | — |
| Edgar Benjamin Bernal | Edgar Benjamin Bernal | — | (760) 404 9648 | Other | Rancho Mirage · Riverside County | — | — |
| Edgar Benjamin Reyes-chavez | Edgar Benjamin Reyes-chavez | — | (951) 837 7163 | Other | Winchester · Riverside County | — | — |