| J B Bailey Construction | James Barry Bailey | — | (760) 579 2310 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J B Excavating INC | Wallace James Baker | — | (530) 515 4900 | GC, remodel, ADU | Palo Cedro · Shasta County | — | — |
| J B Roofing | Justin Lee Boring | — | (530) 515 4193 | Other roofers | Anderson · Shasta County | — | — |
| J B Tompkins And Associates | James Burton Tompkins | — | (530) 949 8284 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J B Youman Painting And Decorating | Jeffery Brian Youman | — | (530) 365 0392 | Windows, patio, painters | Anderson · Shasta County | — | — |
| J C Landscaping | J C Landscaping | — | (530) 515 0699 | Windows, patio, painters | Shasta Lake · Shasta County | — | — |
| J C Mims Construction | James Clifford Mims | — | (530) 604 1485 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J C Painting | J C Painting | — | (530) 335 3504 | Windows, patio, painters | Burney · Shasta County | — | — |
| J D & Son Painting | J D & Son Painting | — | (530) 410 1239 | Windows, patio, painters | Redding · Shasta County | — | — |
| J D C Construction Company | Joseph Daniel Connelly | — | (530) 604 4454 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J D Concrete | J D Concrete | — | (530) 275 2713 | Other | Shasta Lake · Shasta County | — | — |
| J D Landscapes | J D Landscapes | — | (559) 936 4526 | Windows, patio, painters | Anderson · Shasta County | — | — |
| J D Mason Painting | J D Mason Painting | — | (530) 262 9441 | GC, remodel, ADU | Cottonwood · Shasta County | — | — |
| J E Tileworks | J E Tileworks | — | (530) 351 1383 | GC, remodel, ADU | Anderson · Shasta County | — | — |
| J G Electric | Gary Lee Folmer | — | (530) 921 5625 | Electricians | Redding · Shasta County | — | — |
| J G Keith Home Repair | J G Keith Home Repair | — | (530) 262 3168 | GC, remodel, ADU | Lakehead · Shasta County | — | — |
| J H Mack Construction | Jeffrey Herbert Mack | — | (530) 547 4515 | GC, remodel, ADU | Millville · Shasta County | — | — |
| J L Construction | James Lee Mc Entire | — | (530) 245 4591 | Windows, patio, painters | Redding · Shasta County | — | — |
| J L Humbert Construction | John Larry Humbert | — | (530) 916 4858 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J L Thomas Construction | Jennifer Lynn Thomas | — | (530) 604 8823 | Other | Anderson · Shasta County | — | — |
| J M Davis Construction INC | James Marshall Davis | — | (530) 357 5528 | GC, remodel, ADU | Anderson · Shasta County | — | — |
| J M Electric | John Donald Mosher | — | (650) 303 2242 | Electricians | Anderson · Shasta County | — | — |
| J M Electric | Jeffrey Kirk Mathews | — | (530) 515 2116 | Electricians | Shingletown · Shasta County | — | — |
| J M Gagliardi INC | Joseph Melvin Jr Gagliardi | — | (530) 547 7100 | GC, remodel, ADU | Palo Cedro · Shasta County | — | — |
| J M S Engineering | J M S Engineering | — | (530) 356 2412 | Other | Anderson · Shasta County | — | — |
| J Melendez Roofing | Juan Gregorio Melendez | — | (530) 355 9664 | Other roofers | Anderson · Shasta County | — | — |
| J P Electric | Jason Wayne Pebley | — | (530) 605 9897 | Electricians | Redding · Shasta County | — | — |
| J P Heard Construction | Jean - Paul Dominic Heard | — | (707) 599 3080 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J P M Acoustics | J P M Acoustics | adam.barr@jpmacoustics.com | (530) 941 7272 | Other | Anderson · Shasta County | — | — |
| J P R Seamless Gutters | J P R Seamless Gutters | — | (530) 515 6075 | Other | Shasta Lake · Shasta County | — | — |
| J S Electric | Joaquin Iii Sepulveda | — | (530) 440 4369 | Electricians | Whitmore · Shasta County | — | — |
| J S Electric | Gerardo Jerry Sarria | — | (530) 488 8187 | Electricians | Redding · Shasta County | — | — |
| J T R & Associates INC | James Lee Roberts | — | (530) 246 0133 | Other | Redding · Shasta County | — | — |
| J&l Custom Homes INC | James Earl Guido | — | (530) 604 6861 | GC, remodel, ADU | Redding · Shasta County | — | — |
| J's Quality Custom Painting | J's Quality Custom Painting | — | (530) 276 3429 | Windows, patio, painters | Redding · Shasta County | — | — |
| Jack Byers | Jack Byers | — | (530) 440 6662 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Jack Haller Const | Jack Haller Const | — | (530) 347 0310 | GC, remodel, ADU | Cottonwood · Shasta County | — | — |
| Jack Horton DBA Left Coast Construction | Left Coast Constrution | — | (858) 227 4829 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Jackson Maintenance And Construction | John Patrick Jackson | — | (530) 941 0889 | Other | Anderson · Shasta County | — | — |
| Jake Bartels Construction INC | Jake Scott Bartels | — | (530) 605 5643 | Other | Redding · Shasta County | — | — |