| Jason Free Construction | Jason Michael Free | — | (530) 417 4105 | GC, remodel, ADU | Pollock Pines · El Dorado County | — | — |
| Jason Lee Van Voorhis | Jason Lee Van Voorhis | — | (916) 417 0250 | Electricians | Rescue · El Dorado County | — | — |
| Jason Schultz | Jason Schultz | — | (209) 352 2612 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Jason Webster Construction | Jason Burton Webster | — | (530) 545 2570 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Jasper's Tree Service INC | Jasper E La Fein | — | (530) 208 5114 | Other | South Lake Tahoe · El Dorado County | — | — |
| Jay Welden | Jay Welden | — | (530) 318 1794 | GC, remodel, ADU | Twin Bridges · El Dorado County | — | — |
| Jayson Grodzienski | Jayson Grodzienski | — | (818) 321 1220 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Jb Iron Works | Jb Iron Works | — | (916) 220 0699 | Other | El Dorado Hills · El Dorado County | — | — |
| Jbs Fencing | Jbs Fencing | jbsfencing@yahoo.com | (530) 363 7736 | Other | Somerset · El Dorado County | — | — |
| Jcb Construction LLC | Jared Calin Bennett | — | (530) 718 3700 | GC, remodel, ADU | Pollock Pines · El Dorado County | — | — |
| Jd Mechanical Heating And Air | Jd Mechanical Heating And Air | — | (916) 257 3576 | HVAC | Rescue · El Dorado County | — | — |
| Jdh Heating And Air | Jdh Heating And Air | — | (530) 919 0186 | HVAC | Shingle Springs · El Dorado County | — | — |
| Jdl Plumbing Services INC | Jason David Lee | — | (530) 333 7332 | Other | Georgetown · El Dorado County | — | — |
| Jeff Collier Construction | Jeffrey Kevin Collier | — | (530) 545 1423 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Jeff Nicholson Construction | Jeff Brian Nicholson | — | (530) 391 5602 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Jeff Parks Construction | Jeffrey Wayne Parks | — | (916) 792 8931 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Jeff Prescott Construction | Jeffrey Clinton Prescott | — | (530) 409 4392 | GC, remodel, ADU | Shingle Springs · El Dorado County | — | — |
| Jeff Webb Co | Jeffrey Britton Webb | — | (916) 217 2817 | Other | Placerville · El Dorado County | — | — |
| Jeff's Cabinets | Jeff's Cabinets | jccabinets@mchsi.com | (530) 306 6781 | Other | Camino · El Dorado County | — | — |
| Jefford's Roofing INC | Mathew Harry Mello | — | (916) 631 8276 | Other roofers | Rescue · El Dorado County | — | — |
| Jeffrey A Serota Custom Built Homes | Jeffrey Anthony Serota | — | (530) 417 1823 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Jeffrey Ebert | Jeffrey Ebert | — | (916) 240 0675 | HVAC | Shingle Springs · El Dorado County | — | — |
| Jeffrey Richard Holland | Jeffrey Richard Holland | — | (530) 957 3247 | Tree | Placerville · El Dorado County | — | — |
| Jenkinson Custom Masonry | Jenkinson Custom Masonry | wweeiihhuuaanngg@gmail.com | (619) 993-5069 | Other | South Lake Tahoe · El Dorado County | — | — |
| Jennifer L Lukins | Jennifer L Lukins | — | (530) 318 5347 | Other | South Lake Tahoe · El Dorado County | — | — |
| Jennifer Raimondi Arborist Services LLC | Jennifer Le Raimondi | — | (916) 500 3399 | Other | Placerville · El Dorado County | — | — |
| Jeramy Stoneback | Jeramy Stoneback | — | (530) 314 1644 | Windows, patio, painters | South Lake Tahoe · El Dorado County | — | — |
| Jerry Homme Construction | Gerald Morten Homme | — | (530) 626 8646 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Jesse Bonin Painting | Jesse Bonin Painting | — | (504) 858 1236 | Windows, patio, painters | South Lake Tahoe · El Dorado County | — | — |
| Jg Build And Repair | Jg Build And Repair | — | (916) 365 5254 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Jg Painting | Jg Painting | — | (530) 417 7948 | Windows, patio, painters | Placerville · El Dorado County | — | — |
| Jim Haar-builder | Jim Haar-builder | — | (530) 906 9016 | GC, remodel, ADU | Shingle Springs · El Dorado County | — | — |
| Jim's Painting Company | James Edward Stocker | — | (530) 409 7521 | Windows, patio, painters | Placerville · El Dorado County | — | — |
| Jim's Trim | Jim's Trim | — | (916) 430 6664 | Other | Grizzly Flats · El Dorado County | — | — |
| Jkg Construction | Justin Raymond Gershoony | — | (530) 391 1163 | GC, remodel, ADU | Cameron Park · El Dorado County | — | — |
| Jl Worx General Engineering | James Aaron Young | — | (530) 830 1832 | Other | Placerville · El Dorado County | — | — |
| Jltm Enterprises INC | Jameson Trevor Willingham | — | (530) 888 0388 | Other | Garden Valley · El Dorado County | — | — |
| Jmt Construction | Jerry Mart Thurmond | — | (916) 462 2279 | GC, remodel, ADU | Shingle Springs · El Dorado County | — | — |
| Jody Groves Construction | Jody Glen Groves | — | (530) 417 2914 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Joe Garcia Construction & Remodeling | Ruben Joseph Garcia | — | (530) 308 4764 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |