| Nor Cal Landscape Company | Carlos Albert Jr Carapinha | norcal.landscape408@gmail.com | (916) 295 9400 | Windows, patio, painters | Roseville · Placer County | — | — |
| Nor Cal Systems | Nor Cal Systems | — | (916) 425 3506 | Other | Loomis · Placer County | — | — |
| Nor State Plumbing | Nor State Plumbing | — | (916) 745 9183 | Other | Rocklin · Placer County | — | — |
| Nor-cal Builders | Nor-cal Builders | — | (415) 424 1900 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Norcal Brush Pros LLC | Renee Danielle Rogers | info@norcalbrushpros.com | (530) 906 0044 | Windows, patio, painters | Auburn · Placer County | — | — |
| Norcal Electric Solutions | Travis Martin Croft | — | (916) 606 6281 | Electricians | Rocklin · Placer County | — | — |
| Norcal Finest Contruction | Micaela J Pimento | — | (916) 225 1527 | GC, remodel, ADU | Penryn · Placer County | — | — |
| Norcal Masonry Builders INC | Raymond Clayton Flowers | — | (916) 781 2777 | Other | Roseville · Placer County | — | — |
| Norcal Plastering INC | James Brian Guertin | — | (916) 257 3936 | Other | Lincoln · Placer County | — | — |
| Norcal Pool And Spa Maintenance | Bryan Soto | — | (916) 258 5114 | Pool | Rocklin · Placer County | — | — |
| Norcal Remodeling | Norcal Remodeling | — | (650) 642 4911 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Norcal Tree Management | Michael James Ritenour | office@norcaltreemanagement.com | (916) 746 0019 | Windows, patio, painters | Auburn · Placer County | — | — |
| Norcal Utility Pros LLC | Roger Dean Macshain | — | (916) 224 0834 | Other | Roseville · Placer County | — | — |
| Norcal Water Damage And Mold INC | Lawrence D Pew | — | (480) 294 1106 | Restoration | Roseville · Placer County | — | — |
| Norcal Wholesale Bark | Brendan Vernon Immers | — | (916) 214 2503 | Other | Rocklin · Placer County | — | — |
| Nordic Electric | Silas Joshua Nelson | — | (909) 253 8025 | Electricians | Colfax · Placer County | — | — |
| Norpac Compressor INC | Erika Francine Hamson | — | (916) 352 3130 | Other | Roseville · Placer County | — | — |
| Norris Electric | Anna Jane Chiaratti | — | (530) 885 8421 | Electricians | Auburn · Placer County | — | — |
| Norris Plumbing & Heating INC | Matthew Scott Norris | — | (530) 583 1635 | HVAC | Tahoe City · Placer County | — | — |
| North Lake Plumbing | North Lake Plumbing | — | (530) 583 2478 | Other | Olympic Valley · Placer County | — | — |
| North Star Odin Joint Venture | Star Government Services North | — | (916) 251 5500 | Other | Roseville · Placer County | — | — |
| North Tahoe Builders INC | Joseph Christian Fellner | — | (530) 546 7899 | GC, remodel, ADU | Kings Beach · Placer County | — | — |
| North Tahoe Construction | Charles Leonard Betancourt | — | (530) 913 8418 | GC, remodel, ADU | Tahoe City · Placer County | — | — |
| North Tahoe Quality Roofing INC | Marina Ann Maclean | — | (530) 550 9100 | Other roofers | Tahoe City · Placer County | — | — |
| North Valley Electric INC | Jason Doyle Wagner | anapbm@gmail.com | (916) 250 8971 | Electricians | Loomis · Placer County | — | — |
| North-cal Landscaping | North-cal Landscaping | info@northcallandscaping.com | (530) 368 3164 | Windows, patio, painters | Auburn · Placer County | — | — |
| Northern California Painting | Northern California Painting | — | (916) 212 3055 | Windows, patio, painters | Penryn · Placer County | — | — |
| Northern Paintworks | Northern Paintworks | — | (530) 305 6674 | Windows, patio, painters | Auburn · Placer County | — | — |
| Northern Spark Electric | Christopher Arlen Bodily | — | (530) 368 5077 | Electricians | Loomis · Placer County | — | — |
| Northern State Land Management | Miki Smith | — | (916) 936 5124 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Northstate Construction Company | Gary Page Menefee | — | (530) 320 8267 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Northwest Classic Construction INC | Russell John Manley | — | (916) 812 3576 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Northwest Electric | Petar Zlatkov Mitev | — | (415) 368 3649 | Electricians | Rocklin · Placer County | — | — |
| Northwest Finish Carpentry INC | Sheree Lynne Hopper | — | (916) 216 0192 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Nova Lh Construction INC | Daniel Vladimirovic Korkunov | — | (916) 801 3104 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Novasac INC | Igor Muntean | — | (916) 908 7306 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Novel Construction | Vitaliy Nick Leshchik | — | (916) 390 2724 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Nps Pool Service LLC | Nelson Salvador Pacheco | — | (916) 559 0727 | Pool | Roseville · Placer County | — | — |
| Nrc Construction | Noe Romero | — | (916) 280 5989 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Nrci Telecom | David Jonathan Wood | info@nrcitelecom.com | (530) 878 3970 | GC, remodel, ADU | Applegate · Placer County | — | — |