| Oregel Welding Service Corp | Jaime O Oregel | — | (530) 362 1049 | Other | Woodland · Yolo County | — | — |
| Ox Construction | Carl David Ochs | — | (530) 723 3721 | GC, remodel, ADU | Davis · Yolo County | — | — |
| P A R Painting | P A R Painting | — | (707) 490 5532 | Windows, patio, painters | Davis · Yolo County | — | — |
| P G Painting | P G Painting | — | (530) 661 6014 | Windows, patio, painters | Woodland · Yolo County | — | — |
| P Y Custom Cabinets | P Y Custom Cabinets | — | (510) 427 9044 | Other | Winters · Yolo County | — | — |
| Pacifex | Pavel A Kozin | — | (916) 695 8819 | Windows, patio, painters | West Sacramento · Yolo County | — | — |
| Pacific Coast Construction | Stephen Andrew Myler | info@pacificcoastconstruction.com | (916) 835 5224 | GC, remodel, ADU | Davis · Yolo County | — | — |
| Pacific Coast Interiors | Pacific Coast Interiors | — | (916) 747 5070 | Windows, patio, painters | West Sacramento · Yolo County | — | — |
| Pacific Craft Builders | Adam Abildgaard | — | (530) 758 1203 | GC, remodel, ADU | Davis · Yolo County | — | — |
| Pacific Pipeline & Excavation | Melendez Raul | — | (530) 702 3047 | Other | Woodland · Yolo County | — | — |
| Pacific Utility Construction | Joseph Edward Souza | — | (530) 669 7812 | Other | Woodland · Yolo County | — | — |
| Pacific Valley Construction | Patrick Joseph Raber | — | (530) 758 3134 | GC, remodel, ADU | Davis · Yolo County | — | — |
| Pacific West Asphalt | Pacific West Asphalt | — | (916) 224 0803 | Other | West Sacramento · Yolo County | — | — |
| Pacific West Homes INC | John Dennis Blazona | — | (916) 375 8337 | GC, remodel, ADU | West Sacramento · Yolo County | — | — |
| Paradise Gardening And Landscaping | Paradise Gardening And Landscaping | — | (916) 539 5853 | Windows, patio, painters | Winters · Yolo County | — | — |
| Paramount Roof Coatings INC | David Karl Drowty | — | (530) 799 7213 | Other roofers | Woodland · Yolo County | — | — |
| Parker Enterprises | Michael Lea Parker | — | (530) 848 3553 | GC, remodel, ADU | Woodland · Yolo County | — | — |
| Parks Electric INC | John Joseph Parks | — | (916) 371 8570 | Electricians | West Sacramento · Yolo County | — | — |
| Parks Water Resources LLC | Dolan Timothy Parks | accounting@parkswaterresources.com | (530) 661 9027 | Other | Zamora · Yolo County | — | — |
| Paschke Electric | Rodney Edmond Paschke | — | (530) 661 2585 | Electricians | Woodland · Yolo County | — | — |
| Paschke Electric INC | Rodney Edmond Paschke | — | (530) 661 2585 | Electricians | Woodland · Yolo County | — | — |
| Paschke Power | Paschke Power | — | (530) 681 1099 | Electricians | Woodland · Yolo County | — | — |
| Patio Designers LLC | Graciela Maria Saldana | info@patiodesigners.com | (916) 371 7646 | GC, remodel, ADU | West Sacramento · Yolo County | — | — |
| Paul Phillips Construction | Paul Andrew Phillips | — | (916) 990 1223 | GC, remodel, ADU | West Sacramento · Yolo County | — | — |
| Pave Rite | Pave Rite | — | (916) 716 9849 | Other | West Sacramento · Yolo County | — | — |
| Pavlenkos Framing | Pavlenkos Framing | — | (916) 770 7619 | Other | West Sacramento · Yolo County | — | — |
| Peace Tree Landscape/arborist | Peace Tree Landscape/arborist | — | (530) 304 9071 | Windows, patio, painters | Davis · Yolo County | — | — |
| Pearce Home Services | James Francis Pearce | — | (530) 795 4300 | HVAC | Winters · Yolo County | — | — |
| Pedroia & Sons INC | Robert Dale Pedroia | accounts@pedroiasons.com | (530) 666 3030 | Other | Woodland · Yolo County | — | — |
| Penecore Drilling | Tuan Nguyen | — | (530) 661 3600 | Other | Woodland · Yolo County | — | — |
| Peremax Construction | Perevertan Maksim | — | (916) 835 6616 | GC, remodel, ADU | West Sacramento · Yolo County | — | — |
| Performance Drywall | Eduardo Fabian Dominguez Mejia | stephane@paintmythoughts.com | (916) 409 0837 | GC, remodel, ADU | West Sacramento · Yolo County | — | — |
| Performance Home Improvement | Performance Home Improvement | — | (530) 681 5548 | GC, remodel, ADU | Davis · Yolo County | — | — |
| Perimeter Fencing | Perimeter Fencing | — | (916) 274 1448 | Other | Clarksburg · Yolo County | — | — |
| Pg Construction | Peter Lawson Geer | — | (530) 661 6014 | GC, remodel, ADU | Woodland · Yolo County | — | — |
| Phase One Electric | Juan Christopher Benejan-alvarez | — | (530) 867 5318 | Electricians | Woodland · Yolo County | — | — |
| Phelps Painting | Phelps Painting | — | (530) 304 6269 | Windows, patio, painters | Woodland · Yolo County | — | — |
| Philip G King | Philip G King | — | (530) 219 6622 | GC, remodel, ADU | Davis · Yolo County | — | — |
| Phoenix Heating And Air Conditioning | Phoenix Heating And Air Conditioning | — | (530) 723 8781 | HVAC | Woodland · Yolo County | — | — |
| Pike Mechanical INC | Johnnie Argul Pike | — | (530) 668 4766 | HVAC | Woodland · Yolo County | — | — |