| N Rex Awalt Corporation DBA Aqua Engineering | Kirk Walter Awalt | — | (805) 238 1315 | Other | San Miguel · San Luis Obispo County | — | — |
| Naber Construction | Jeff John Naber | — | (805) 459 6731 | GC, remodel, ADU | Arroyo Grande · San Luis Obispo County | — | — |
| Nagy Construction | Paul Thomas Nagy | — | (805) 235 4131 | GC, remodel, ADU | San Luis Obispo · San Luis Obispo County | — | — |
| Nansel Construction & Consulting | Christopher Lee Nansel | — | (310) 924 1219 | GC, remodel, ADU | Cayucos · San Luis Obispo County | — | — |
| Nate Tyler Incorporated | Nathan David Tyler | — | (805) 471 0304 | Other | Cayucos · San Luis Obispo County | — | — |
| Nate's 48 Plumbing | Nate's 48 Plumbing | — | (805) 235 0365 | Other | San Luis Obispo · San Luis Obispo County | — | — |
| Nate's Plumbing & HVAC | Nathan Daniel Witzig | nate@natesplumbinghvac.com | (805) 550 2081 | HVAC | Arroyo Grande · San Luis Obispo County | — | — |
| Nathan French | Nathan French | — | (805) 441 1576 | GC, remodel, ADU | Los Osos · San Luis Obispo County | — | — |
| National Steam Cleaning | National Steam Cleaning | — | (805) 236 2037 | Other | Templeton · San Luis Obispo County | — | — |
| Native Landscape Creations | Jared Charles Silveira | — | (805) 610 8672 | Windows, patio, painters | Paso Robles · San Luis Obispo County | — | — |
| Natural Element Designs | Natural Element Designs | naturalelement805@gmail.com | (805) 602 0938 | Windows, patio, painters | Morro Bay · San Luis Obispo County | — | — |
| Nbpi | Nathan Joseph Betschart | — | (805) 400 7754 | Pool | Atascadero · San Luis Obispo County | — | — |
| Neal Madsen General Contractor | Neal Madsen General Contractor | — | (805) 235 5856 | GC, remodel, ADU | Creston · San Luis Obispo County | — | — |
| Neal Portlock Construction INC | Neal Alen Portlock | — | (805) 369 9611 | GC, remodel, ADU | Cambria · San Luis Obispo County | — | — |
| Neal's Tractor Work | Neal's Tractor Work | — | (805) 466 5619 | Other | Templeton · San Luis Obispo County | — | — |
| Negranti & Sons | Nicholas Edwin Negranti | — | (805) 995 3357 | Other | Cayucos · San Luis Obispo County | — | — |
| Neil Steil Drywall | Neil Steil Drywall | — | (805) 610 0172 | Other | Templeton · San Luis Obispo County | — | — |
| Neil Temple Builders INC | Neil Leslie Temple | — | (805) 748 9921 | GC, remodel, ADU | Atascadero · San Luis Obispo County | — | — |
| Nelson Fencing INC | Noah Jordan Nelson | — | (805) 772 2728 | Other | Morro Bay · San Luis Obispo County | — | — |
| Nelson P Mangsat | Nelson P Mangsat | — | (805) 234 3764 | GC, remodel, ADU | San Luis Obispo · San Luis Obispo County | — | — |
| Nerelli Welding INC | Bryson Frank Nerelli | — | (805) 434 7818 | Other | Paso Robles · San Luis Obispo County | — | — |
| Neri's Concrete INC | Felipe Neriposas | — | (805) 260 6512 | Other | San Miguel · San Luis Obispo County | — | — |
| Network Const & Drywall | Network Const & Drywall | — | (805) 712 6675 | GC, remodel, ADU | Atascadero · San Luis Obispo County | — | — |
| Nevitt Construction INC | Eric Frank Nevitt | — | (805) 431 3998 | GC, remodel, ADU | Nipomo · San Luis Obispo County | — | — |
| New Coatings Painting Co | Donald Thomas Condit | — | (805) 237 2991 | Windows, patio, painters | Paso Robles · San Luis Obispo County | — | — |
| New Creation Flooring 805 | New Creation Flooring 805 | — | (816) 299 0825 | Other | Grover Beach · San Luis Obispo County | — | — |
| New Empire Masonry | New Empire Masonry | — | (818) 723 5207 | Other | Atascadero · San Luis Obispo County | — | — |
| New Era Landscape INC | Joel Fierro | — | (805) 825 7100 | Windows, patio, painters | Grover Beach · San Luis Obispo County | — | — |
| New Home Construction | Paul Arthur Bareis | — | (805) 466 2425 | GC, remodel, ADU | Atascadero · San Luis Obispo County | — | — |
| New Horizons Landscape Company LLC | Anita Maria Wagner | — | (805) 858 8066 | Windows, patio, painters | Atascadero · San Luis Obispo County | — | — |
| New View Development INC | Richard Edmund Vamos | — | (805) 369 2293 | GC, remodel, ADU | Paso Robles · San Luis Obispo County | — | — |
| Newbill Construction | Scott Michael Newbill | — | (805) 235 0934 | GC, remodel, ADU | Paso Robles · San Luis Obispo County | — | — |
| Newline Plumbing Company | Jason Clark Carter | — | (805) 459 3961 | Other | Los Osos · San Luis Obispo County | — | — |
| Newsome Painting | Newsome Painting | — | (805) 238 6930 | Windows, patio, painters | Paso Robles · San Luis Obispo County | — | — |
| Newton Construction & Management INC | Eric William Newton | — | (805) 544 5583 | Electricians | San Luis Obispo · San Luis Obispo County | — | — |
| Newton Cultivation | Newton Cultivation | — | (805) 215 3902 | Windows, patio, painters | Morro Bay · San Luis Obispo County | — | — |
| Nicholas Depaoli Horticulture | Nicholas Depaoli Horticulture | — | (775) 690 1327 | Windows, patio, painters | San Luis Obispo · San Luis Obispo County | — | — |
| Nichols And Smyth Landscape Company | Calvin Esteves Smyth | cal@nicholssmythlandscape.com | (805) 481 5561 | Windows, patio, painters | Arroyo Grande · San Luis Obispo County | — | — |
| Nicholson Plumbing | Nicholson Plumbing | — | (805) 748 5012 | GC, remodel, ADU | Nipomo · San Luis Obispo County | — | — |
| Nick's Painting Ca INC | Nicholas Scott Zehner | — | (805) 788 8620 | Windows, patio, painters | Paso Robles · San Luis Obispo County | — | — |