| Lewis Construction | D J Lewis | — | (530) 249 5046 | GC, remodel, ADU | Janesville · Lassen County | — | — |
| Loe Construction | Kevin Graham Loe | — | (530) 251 3139 | GC, remodel, ADU | Susanville · Lassen County | — | — |
| Love Living Management | Love Living Management | — | (559) 917-8296 | Property managers | Vista · Lassen County | — | — |
| Lyubik's Construction INC | Aleksandr Lyubezhanin | — | (916) 509 1522 | GC, remodel, ADU | Janesville · Lassen County | — | — |
| M & K Arnold | Michael Wayne Arnold | — | (209) 770 0045 | Other | Susanville · Lassen County | — | — |
| M W Tree Service | William Bernard Lee | — | (530) 310 9467 | Tree | Susanville · Lassen County | — | — |
| Mark Hodges Plumbing | Mark Hodges Plumbing | — | (530) 260 1615 | Other | Susanville · Lassen County | — | — |
| Mark William Delucchi | Mark William Delucchi | — | (530) 596 4278 | GC, remodel, ADU | Lake Almanor · Lassen County | — | — |
| Martin Security Systems INC | Ronald Scott Martin | — | (530) 260 1377 | Electricians | Susanville · Lassen County | — | — |
| Mcquin Construction Management | Quincy Neal Mc Court | — | (916) 213 4234 | GC, remodel, ADU | Susanville · Lassen County | — | — |
| Metal Gutter Industries | Metal Gutter Industries | — | (530) 515 9561 | Other | Milford · Lassen County | — | — |
| Michael Kirack Construction INC | Michael Alan Kirack | — | (530) 257 7875 | Other roofers | Susanville · Lassen County | — | — |
| Michael Nye Electric | Michael Charles Sr Nye | — | (530) 260 1284 | Electricians | Susanville · Lassen County | — | — |
| Michael Smith General Contractor | Michael Smith General Contractor | — | (530) 257 3290 | Other roofers | Susanville · Lassen County | — | — |
| Monath Construction | Lance Marlin Monath | — | (530) 310 4242 | GC, remodel, ADU | Susanville · Lassen County | — | — |
| Moore Construction | Dinty Lewis Moore | — | (530) 249 7328 | Other | Milford · Lassen County | — | — |
| Moore Roofing | Zebulun Dewight Moore | — | (530) 251 1840 | Other roofers | Susanville · Lassen County | — | — |
| Mountain Pride Mechanical INC | Fred Michael Edwards | — | (530) 256 2600 | HVAC | Westwood · Lassen County | — | — |
| Niehoff Construction INC | Brandon Robert Niehoff | — | (707) 218 7789 | GC, remodel, ADU | Standish · Lassen County | — | — |
| Nor - Cal Roofing | Timothy Jason Murphy | — | (530) 260 3329 | Other roofers | Susanville · Lassen County | — | — |
| Norad | Walter Edmund Brown | — | (530) 249 5316 | Windows, patio, painters | Susanville · Lassen County | — | — |
| Novah Electric | Russell Austin Bates | service@novahelectric.com | (530) 310 4987 | Electricians | Susanville · Lassen County | — | — |
| O'sullivan Masonry | O'sullivan Masonry | — | (760) 622 1279 | Other | Doyle · Lassen County | — | — |
| One Step Constructions Service | One Step Constructions Service | — | (747) 281-4290 | GC, remodel, ADU | Mission Hills · Lassen County | — | — |
| Out Of The Woods | Out Of The Woods | — | (530) 260 3705 | Windows, patio, painters | Susanville · Lassen County | — | — |
| Patrick Howes | Patrick Howes | — | (530) 310 4757 | Other | Susanville · Lassen County | — | — |
| Pee Wee Enterprises | Philip Frank Shepherd | — | (530) 257 4644 | Other | Susanville · Lassen County | — | — |
| Preferred Builders | Preferred Builders | — | (530) 258 1669 | GC, remodel, ADU | Lake Almanor · Lassen County | — | — |
| Pro-craft Painting | Pro-craft Painting | interested@domainmarket.com | (530) 596 3170 | Windows, patio, painters | Lake Almanor · Lassen County | — | — |
| Quality Landscape Co | Francis Xavier Pierce | — | (707) 272 3137 | Windows, patio, painters | Lake Almanor · Lassen County | — | — |
| Rala Services Incorporated DBA Rsi Construction | Ralph Earl Jr Anderson | — | (530) 375 7828 | GC, remodel, ADU | Lake Almanor · Lassen County | — | — |
| Raschein Construction | John Robert Raschein | — | (530) 260 5437 | GC, remodel, ADU | Susanville · Lassen County | — | — |
| Ray Brock Construction | Raymond Harold Brock | — | (530) 518 1326 | GC, remodel, ADU | Westwood · Lassen County | — | — |
| Reeds Plumbing | Reeds Plumbing | — | (530) 310 9792 | GC, remodel, ADU | Susanville · Lassen County | — | — |
| Residential Maintenance Services | Christopher John Halton | — | (530) 250 8109 | GC, remodel, ADU | Janesville · Lassen County | — | — |
| Richard Allen Schlobohm | Richard Allen Schlobohm | — | (530) 375 7590 | GC, remodel, ADU | Westwood · Lassen County | — | — |
| Richie's Plumbing | Richie's Plumbing | — | (530) 816 0779 | Other | Westwood · Lassen County | — | — |
| Rick's Electrical Services | Fredrick William Deacon | — | (530) 616 0496 | Electricians | Susanville · Lassen County | — | — |
| Rob Pheil - My Man Friday | Robbie Keith Pheil | — | (530) 736 5514 | GC, remodel, ADU | Lake Almanor · Lassen County | — | — |
| Robert Freschl | Robert Freschl | — | (530) 249 5792 | Windows, patio, painters | Janesville · Lassen County | — | — |