| Papco Construction | James William Pappas | — | (415) 265 1232 | GC, remodel, ADU | Mill Valley · Marin County | — | — |
| Paradise Plumbing LLC | Ryan Edward Humber | — | (707) 696 3194 | Other | Novato · Marin County | — | — |
| Paradise Tree Services | Garcia Fuentes Elias | — | (415) 879 2970 | Tree | Novato · Marin County | — | — |
| Paramount Tile | Paramount Tile | — | (415) 971 0038 | Other | Novato · Marin County | — | — |
| Pardi Mechanical | Pardi Mechanical | — | (415) 516 1280 | HVAC | San Rafael · Marin County | — | — |
| Parfait Wallpaper Services INC | Yamil Alejandro Asis | — | (650) 304 7535 | Windows, patio, painters | San Rafael · Marin County | — | — |
| Parish Construction | Aaron Matthew Parish | — | (415) 627 8044 | GC, remodel, ADU | Novato · Marin County | — | — |
| Parks Home Improvement LLC | Matthew George Parks | — | (415) 686 0737 | GC, remodel, ADU | Novato · Marin County | — | — |
| Parkworks Mechanical Systems | Kathy Gale Dennison | — | (415) 272 6854 | Electricians | Corte Madera · Marin County | — | — |
| Parsons Construction | David John Parsons | parsonsconstruction@hotmail.com | (415) 272 2649 | GC, remodel, ADU | Forest Knolls · Marin County | — | — |
| Partition Specialties | Ryan Dean Iwasa | — | (415) 493 3849 | GC, remodel, ADU | Novato · Marin County | — | — |
| Partners Contracting INC | Cyrus Shadman | — | (415) 492 9233 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Pat Sinnott Construction | Patrick Alan Sinnott | — | (415) 497 6424 | GC, remodel, ADU | Mill Valley · Marin County | — | — |
| Pat Trainor Drywall INC | Rigoberto Herrera | — | (415) 456 3550 | Other | San Rafael · Marin County | — | — |
| Patagonia Electric INC | Gilder Ubaldo Lopez Rodas | contacto@patagoniaelectric.com | (628) 313 9372 | Electricians | San Anselmo · Marin County | — | — |
| Paterson Construction | Richard Allen Paterson | — | (415) 531 1771 | GC, remodel, ADU | Mill Valley · Marin County | — | — |
| Patrick Newman Building | Patrick Newman Building | — | (415) 225 6327 | GC, remodel, ADU | Novato · Marin County | — | — |
| Patriot Mechanical INC | Jeffrey Alan Trahan | — | (415) 444 0888 | HVAC | San Rafael · Marin County | — | — |
| Patriot Mechanical Service LLC | David Frank Trahan | — | (415) 747 0900 | Other | San Rafael · Marin County | — | — |
| Patterson Electric | Frank Edward Patterson | — | (415) 342 8052 | Electricians | Ross · Marin County | — | — |
| Paul Boyer General Contractor | Paul Boyer General Contractor | — | (415) 377 3805 | GC, remodel, ADU | Mill Valley · Marin County | — | — |
| Paul Frederick Korhummel | Paul Frederick Korhummel | — | (415) 706 5890 | GC, remodel, ADU | Inverness · Marin County | — | — |
| Paul L Wattis Iii | Paul L Wattis Iii | — | (415) 308 6331 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Paul Mc Whirr | Paul Mc Whirr | — | (415) 259 7575 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Paul's Plumbing Service | Paul Alan Weber | — | (415) 519 9735 | Other | Forest Knolls · Marin County | — | — |
| Pd Painting | Pd Painting | — | (415) 524 6338 | Windows, patio, painters | Larkspur · Marin County | — | — |
| Peacock Painting Company | Ronald Albert Mc Cambridge | sebastian@aldusleaf.org | (415) 884 0343 | Windows, patio, painters | Novato · Marin County | — | — |
| Pearson Install | Pearson Install | spencer@pearsoninstall.com | (415) 407 5732 | Other | Mill Valley · Marin County | — | — |
| Pederson Construction INC | Elliot Scott Pederson | — | (415) 310 0080 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Pedro Antonio Martinez De Paz | Pedro Antonio Martinez De Paz | — | (415) 632 2013 | Other | San Rafael · Marin County | — | — |
| Pedro Femenia & Sons INC | Pedro Fernando Femenia | — | (415) 721 7473 | HVAC | Mill Valley · Marin County | — | — |
| Pegasus Design And Construction | Joshua Joseph Szarek | — | (415) 737 5674 | GC, remodel, ADU | Greenbrae · Marin County | — | — |
| Pelayo Built | Gustavo Pelayo | — | (530) 913-1027 | GC, remodel, ADU | Point Reyes Station · Marin County | — | — |
| Pengelly Flooring INC | Benjamin Carl Pengelly | — | (415) 272 0585 | Other | San Anselmo · Marin County | — | — |
| Perez Construction | Esael Rolando Perez Baten | info@perezconstruction.com | (415) 342 0722 | GC, remodel, ADU | Novato · Marin County | — | — |
| Perez Masonry | Perez Masonry | — | (415) 250 9932 | Other | San Rafael · Marin County | — | — |
| Perpetual Motion Painting INC | Tammy Lynn Neher | — | (415) 897 8974 | Windows, patio, painters | San Rafael · Marin County | — | — |
| Pete A Knight Construction INC | Pete Alexander Knight | — | (415) 892 4394 | Other roofers | Novato · Marin County | — | — |
| Pete Niederberger & Sons Home Repair | Peter Aaron Niederberger | — | (415) 720 0885 | GC, remodel, ADU | Larkspur · Marin County | — | — |
| Pete Niederberger & Sons INC | Peter Aaron Niederberger | — | (415) 720 0885 | GC, remodel, ADU | Larkspur · Marin County | — | — |