| Pomegranate Underground And Construction Corp | Granados Omar | — | (209) 781 5061 | Other | Merced · Merced County | — | — |
| Powell Painting | Powell Painting | — | (209) 489 9768 | Windows, patio, painters | Merced · Merced County | — | — |
| Prc Concrete INC | Porfirio Humberto Rodriguez | — | (209) 704 7368 | Other | Los Banos · Merced County | — | — |
| Precision Acoustics INC | Arthur Joseph Valtierra | — | (209) 582 1123 | Other | Merced · Merced County | — | — |
| Precision Air | Precision Air | precair@precision-air.com | (209) 605 8615 | HVAC | Atwater · Merced County | — | — |
| Precision Plastering INC | Ernesto Gutierrez Gutierrez | interested@domainmarket.com | (209) 226 3673 | Other | Merced · Merced County | — | — |
| Premier Valley Builder | Premier Valley Builder | — | (209) 658 3359 | GC, remodel, ADU | Merced · Merced County | — | — |
| Premium 1 Concrete INC | Miguel Angel Ortiz Moreno | — | (209) 230 4383 | Other | Merced · Merced County | — | — |
| Premium Cabinets Usa INC | Cesar O Lopez | luke@premiumcabinetsusa.com | (760) 439-9009 | Other | Merced · Merced County | — | — |
| Premium Heat And Air INC | Jose Luis Martinez | — | (408) 315 8561 | HVAC | Los Banos · Merced County | — | — |
| Premium Painting | Premium Painting | — | (209) 614 5964 | Windows, patio, painters | Merced · Merced County | — | — |
| Prine Construction INC | Patricia Jane Prine | — | (209) 580 4479 | GC, remodel, ADU | Merced · Merced County | — | — |
| Pristine Air | Pristine Air | — | (408) 990 5569 | HVAC | Atwater · Merced County | — | — |
| Progress Construction Co | Jorge Alberto Navarro | — | (408) 394 5061 | GC, remodel, ADU | Merced · Merced County | — | — |
| Progressive Excavating & Grading INC | Cameron Kent Abicht | — | (209) 882 2418 | Other | Hilmar · Merced County | — | — |
| Projectpro Construction | Rodolfo Urena-Fernandez | — | (209) 276 4585 | GC, remodel, ADU | Merced · Merced County | — | — |
| Prophase Electric INC | Fernando Javier Garza | — | (209) 355 8116 | Electricians | Merced · Merced County | — | — |
| Protech Security & Electronics INC | Dimitri Anthony Guzman | chris@protechsecurity.us | (209) 388 1376 | Electricians | Merced · Merced County | — | — |
| Protile Co | Miguel Polo Martinez | info@protile.com | (209) 535 2186 | Other | Atwater · Merced County | — | — |
| Pumay Home Improvement | Randolfo De Jesus Pumay Ovando | — | (510) 322 0923 | GC, remodel, ADU | Merced · Merced County | — | — |
| Q's Quality Plumbing | Q's Quality Plumbing | — | (209) 777 4139 | Other | Merced · Merced County | — | — |
| Quadrant Concrete INC | Joseph Barthalemew Graziano | info@quadrantconcrete.com | (209) 358 0150 | GC, remodel, ADU | Atwater · Merced County | — | — |
| Quality Builders Construction LLC | Juan Luis Rios | — | (209) 658 7561 | GC, remodel, ADU | Merced · Merced County | — | — |
| Quality Framing General Builder | Sergio Octavio Ramirez Gonzalez | — | (209) 587 4520 | GC, remodel, ADU | Los Banos · Merced County | — | — |
| Quality Set Construction Company LLC | Henry Alexander Arevalo | — | (209) 600 8152 | GC, remodel, ADU | Merced · Merced County | — | — |
| Quality Well Drillers INC | Joseph Bettencourt Silveira | — | (209) 357 0675 | Other | Atwater · Merced County | — | — |
| Quick 1 Repipe & Plumbing INC | Hugo Cesar Valtierra | — | (408) 217 3072 | Other | Los Banos · Merced County | — | — |
| Quickstrike Pest Control | Quickstrike Pest Control | — | (209) 600-4020 | Pest, tile roofs | Merced · Merced County | — | — |
| R & B Restorations - Construction INC | Ralph Leon Warkentin | — | (209) 777 5088 | GC, remodel, ADU | Winton · Merced County | — | — |
| R & G Roofing INC | Gerardo Rodriguez | — | (209) 355 6323 | Other roofers | Merced · Merced County | — | — |
| R & S R Concrete | R & S R Concrete | — | (209) 499 2558 | Other | Los Banos · Merced County | — | — |
| R C Construction | Raymond Jespah Campbell | — | (925) 586 9710 | GC, remodel, ADU | Merced · Merced County | — | — |
| R C Seamless | R C Seamless | — | (209) 678 7051 | Other | Delhi · Merced County | — | — |
| R G Drywall Construction | Ramiro Jr Gallegos | — | (408) 679 2710 | Other | Merced · Merced County | — | — |
| R Magana General Engineering | R Magana General Engineering | — | (408) 396 6231 | Other | Los Banos · Merced County | — | — |
| R T A Construction | Robert Tilton Jr Alger | — | (209) 769 1644 | GC, remodel, ADU | Atwater · Merced County | — | — |
| R T R Construction | Richard Todd Rasmussen | — | (209) 384 0286 | GC, remodel, ADU | Merced · Merced County | — | — |
| R Touch Of Glass | R Touch Of Glass | — | (209) 812 6312 | Windows, patio, painters | Atwater · Merced County | — | — |
| R&d Tree Service | R&d Tree Service | — | (209) 655-9915 | Tree | Merced · Merced County | — | — |
| Rafter C Construction | Justin Norman Covert | — | (209) 277 2174 | GC, remodel, ADU | Atwater · Merced County | — | — |