| Electrical Concepts | Russell Scott Stines | — | (650) 704 3436 | Electricians | San Bruno · San Mateo County | — | — |
| Electrical Fox Company | Guillermo Caamano Fox | — | (650) 683 0570 | Electricians | Burlingame · San Mateo County | — | — |
| Electrical Systems | Garold Seton Uyeda | — | (415) 867 6625 | Electricians | Daly City · San Mateo County | — | — |
| Electricks | Michael Dale Fahey | — | (650) 245 1144 | Electricians | Half Moon Bay · San Mateo County | — | — |
| Electro - Integrity | Todor Dragomirov Georgiev | — | (415) 244 9218 | Electricians | Daly City · San Mateo County | — | — |
| Electrovation | Marcheschi Mario | — | (650) 766 6529 | Electricians | San Mateo · San Mateo County | — | — |
| Element C-39 Roofing INC | Atias Harel | — | (415) 903 7962 | Other roofers | San Mateo · San Mateo County | — | — |
| Elements Landscape INC | James Glen Redman | elementslandscape@aol.com | (650) 222 0038 | Windows, patio, painters | Menlo Park · San Mateo County | — | — |
| Elia Custom Builders LLC | Neera Bish Lakhan | — | (650) 678 9106 | GC, remodel, ADU | San Mateo · San Mateo County | — | — |
| Elio Marroquin Construction | Elio Gregorio Marroquin Flores | — | (415) 517 0963 | GC, remodel, ADU | San Mateo · San Mateo County | — | — |
| Elite Bay Area Termite Control | Benjamin Justin Kahner | — | (415) 420 3727 | GC, remodel, ADU | Belmont · San Mateo County | — | — |
| Elite Builders | Elite Builders | — | (650) 245 7311 | GC, remodel, ADU | South San Francisco · San Mateo County | — | — |
| Elite Builders And Renovation Corp | Simon Kawai Wong | — | (415) 518 5374 | GC, remodel, ADU | Daly City · San Mateo County | — | — |
| Elite Construction | Alan Ernest Elite | info@eliteconstruction.ca | (650) 359 5960 | GC, remodel, ADU | Pacifica · San Mateo County | — | — |
| Elite Construction Company | Edward Chong-kong Wong | info@eliteconstruction.ca | (650) 678 6100 | GC, remodel, ADU | S San Francisco · San Mateo County | — | — |
| Elite Finish Guy INC | David Matthew Gray | — | (650) 862 8100 | GC, remodel, ADU | Redwood City · San Mateo County | — | — |
| Elite General Construction INC | Alberto Federico Lara Gordoa | — | (650) 468 3891 | GC, remodel, ADU | Redwood City · San Mateo County | — | — |
| Elizabeth Westerman | Elizabeth Westerman | — | (650) 278 0204 | Other | S San Francisco · San Mateo County | — | — |
| Elliott Design + Build LLC | Kyle Daniel Larson | info@elliottdesignbuild.com | (415) 812 3775 | GC, remodel, ADU | Menlo Park · San Mateo County | — | — |
| Elm Roofing Contractors | Elm Roofing Contractors | info@elmroofingcontractors.com | (650) 249-0784 | Other roofers | San Mateo · San Mateo County | — | — |
| Eltech | Kok Kim Oei | — | (650) 737 0369 | Electricians | So San Francisco · San Mateo County | — | — |
| Em Energy & Air | Em Energy & Air | — | (650) 308-9989 | HVAC | San Mateo · San Mateo County | — | — |
| Em Roofing INC | Montoya Eduardo | — | (650) 363 8388 | Other roofers | Redwood City · San Mateo County | — | — |
| Emerald Construction | Michael Dean Brady | info@emeraldconstruction.com | (650) 421 6805 | GC, remodel, ADU | San Carlos · San Mateo County | — | — |
| Emerald Greens Grass LLC | Ross Michael Poms | eben@eyebytes.com | (650) 773 9843 | Windows, patio, painters | San Mateo · San Mateo County | — | — |
| Emerald Heating & Air | Emerald Heating & Air | — | (650) 465 1059 | HVAC | Woodside · San Mateo County | — | — |
| Emeraldeco LLC | Eric Lester Sweet | anapbm@gmail.com | (408) 623 7938 | Electricians | Emerald Hills · San Mateo County | — | — |
| Eminent Electrical INC | Alex Siuming Tong | alex@eminentelectrical.com | (650) 245 8879 | Electricians | San Mateo · San Mateo County | — | — |
| Emo Landscaping & Maintenance INC | Eric Moreno-Ortiz | — | (650) 703 0575 | Windows, patio, painters | San Carlos · San Mateo County | — | — |
| Emory Construction | Jesse Giles Emory | — | (650) 483 5915 | GC, remodel, ADU | San Carlos · San Mateo County | — | — |
| Empire Builders | Empire Builders | — | (650) 712 1990 | GC, remodel, ADU | Half Moon Bay · San Mateo County | — | — |
| Empire Electric | Yoni Alexander Mazariegos Perez | — | (415) 646 6531 | Electricians | Daly City · San Mateo County | — | — |
| Empire Painting + Darrell C Vogt | Darrell Cornelius Vogt | — | (650) 591 1768 | Windows, patio, painters | San Carlos · San Mateo County | — | — |
| Encinal Tree Service INC | Rodriguez Uriel Flores | encinal.treeservice@gmail.com | (650) 862 1378 | Tree | Redwood City · San Mateo County | — | — |
| Encore Tile And Stone | Greg Max Lehmann | — | (650) 740 0413 | Other | Belmont · San Mateo County | — | — |
| Ener Pros Electrical | Felix Ronaldo Chinchilla Marroquin | — | (650) 418 6778 | Electricians | San Mateo · San Mateo County | — | — |
| Energy Experts International | Kenneth Joseph Butler | — | (650) 593 4261 | Other | Redwood City · San Mateo County | — | — |
| Enrique Marchetti DBA A B West Construction | Enrique Maria Marchetti | — | (650) 799 5521 | GC, remodel, ADU | San Mateo · San Mateo County | — | — |
| Env2 INC | Pyen Heeyoung | — | (408) 890 6289 | GC, remodel, ADU | Portola Valley · San Mateo County | — | — |
| Environmental Restoration Services Incorporated | Bennett Thompson Halsted | — | (408) 655 9434 | GC, remodel, ADU | Menlo Park · San Mateo County | — | — |