| Prime Renovations & Paint LLC | CC-01 | 2022 | Active |
| Prime Up LLC | CC-01 | 2025 | Active |
| Pro Tree Services LLC | CC-01 | 2025 | Active |
| Prusart Inc | CC-01 | 2014 | Active |
| PSR Redmond, LLC | CC-01 | 2024 | Active |
| Puget Sound Energy Inc | CC-01 | 1997 | Active |
| Puget Sound Property Srvcs LLC | CC-01 | 2025 | Active |
| Pulte Homes Of Washington Inc | CC-01 | 2015 | Active |
| Pumptech LLC | CC-01 | 2021 | Active |
| Pure Green Lawn Care LLC | CC-01 | 2026 | Active |
| Pyramid Dev & Construction Inc | CC-01 | 2002 | Active |
| R & L West LLC | CC-01 | 2023 | Active |
| R E D Group | CC-01 | 2025 | Active |
| R&D Craftsmen LLC | CC-01 | 2020 | Active |
| R&E Design Group LLC | CC-01 | 2024 | Active |
| Rafn Company | CC-01 | 1994 | Active |
| Randal Industries Inc | CC-01 | 1999 | Active |
| Ready Rooter LLC | CC-01 | 2023 | Active |
| Reddmy Construction LLC | CC-01 | 2024 | Active |
| Regency NW Construction Inc | CC-01 | 1996 | Active |
| Regency West Remodeling LLC | CC-01 | 2011 | Active |
| Reilex Construction LLC | CC-01 | 2020 | Active |
| Reliable Construction Inc | CC-01 | 1981 | Active |
| Remont Construction LLC | CC-01 | 2017 | Active |
| Renewave LLC | CC-01 | 2026 | Active |
| Renovision Design & Build LLC | CC-01 | 2024 | Active |
| Renwick Homes LLC | CC-01 | 2005 | Active |
| Repairs By Ryan LLC | CC-01 | 2009 | Active |
| Residential Roof Cnsltnts LLC | CC-01 | 2026 | Active |
| Restorion | CC-01 | 2021 | Active |
| Rhino Landscaping Wa LLC | CC-01 | 2024 | Active |
| Richard General Contractrs LLC | CC-01 | 2019 | Active |
| Rick Burnstead Constructn LLC | CC-01 | 2009 | Active |
| Ridgerun Construction LLC | CC-01 | 2025 | Active |
| Rise Construction Wa LLC | CC-01 | 2026 | Active |
| Riverfront Commrcl Invest LLC | CC-01 | 2018 | Active |
| Riverfront Grocer LLC | CC-01 | 2020 | Active |
| Riverfront Phase 1 LLC | CC-01 | 2020 | Active |
| Riverfront Phase 2 LLC | CC-01 | 2020 | Active |
| Riverfront Phase 3 LLC | CC-01 | 2020 | Active |
| Riverfront Phase 4 LLC | CC-01 | 2020 | Active |
| Riverfront Theater LLC | CC-01 | 2020 | Active |
| Robert Kirkman LLC | CC-01 | 2021 | Active |
| Roland Development LLC | CC-01 | 2016 | Renew by Nov 24, 2026 |
| Ronghao Construction LLC | CC-01 | 2023 | Active |
| RPMM Group LLC | CC-01 | 2022 | Renew by Nov 15, 2026 |
| RT Signature HMS DSN & BLD LLC | CC-01 | 2025 | Active |
| Ruby Sammamish LLC | CC-01 | 2026 | Active |
| S & B Inc | CC-01 | 1989 | Active |
| S & E Landscape Const LLC | CC-01 | 2024 | Active |
| S & L Construction Inc | CC-01 | 2006 | Active |
| S & T Construction Seattle Inc | CC-01 | 2022 | Active |
| Saighar LLC | CC-01 | 2019 | Active |
| Samimi Construction Inc | CC-01 | 2025 | Active |
| Sammamish Brownstones West LLC | CC-01 | 2023 | Active |
| Sanna Group LLC | CC-01 | 2024 | Active |
| Sapphire Homes Inc | CC-01 | 2014 | Renew by Dec 12, 2026 |
| Sato Corporation | CC-01 | 1971 | Active |
| SBH Builders | CC-01 | 2011 | Active |
| SCS Engineers | CC-01 | 1995 | Active |
| Sda Flooring Inc | CC-01 | 2006 | Active |
| Seaport Builders LLC | CC-01 | 2021 | Active |
| Seascape Homes LLC | CC-01 | 1998 | Active |
| Seattle Bathroom Remodeling | CC-01 | 2025 | Active |
| Seattle Framing Company Inc | CC-01 | 2007 | Active |
| Seattle Home Rnvtn Experts | CC-01 | 2025 | Active |
| Seattle Metro Home Imp LLC | CC-01 | 2023 | Active |
| Seattle Remodeling LLC | CC-01 | 2020 | Active |
| Seattle Rockeries LLC | CC-01 | 2020 | Active |
| Seley Services Inc | CC-01 | 1981 | Active |
| Seven General Contractor LLC | CC-01 | 2020 | Active |
| Sharp Handyman Services LLC | CC-01 | 2023 | Active |
| Shelter Holdings Dev LLC | CC-01 | 2024 | Renew by Nov 12, 2026 |
| Shelter Homes LLC | CC-01 | 2016 | Renew by Nov 18, 2026 |
| Sibir LLC | CC-01 | 2025 | Active |
| Sky Pro Remodeling Inc | CC-01 | 2022 | Active |
| Skyline Construction | CC-01 | 2023 | Active |
| SLS LLC | CC-01 | 2025 | Active |
| Smart & Handy Repairs | CC-01 | 2025 | Active |
| Smart Buildery LLC | CC-01 | 2024 | Active |
| Smart Green Design & Const LLC | CC-01 | 2017 | Active |
| Smart Solutions & Services LLC | CC-01 | 2024 | Active |
| Smarthome System LLC | CC-01 | 2023 | Active |
| Smartspace Closet LLC | CC-01 | 2025 | Active |
| Sonic Home Improvements | CC-01 | 2022 | Active |
| Sound Earth Anchors LLC | CC-01 | 2019 | Active |
| Spa Doctor Inc, The | CC-01 | 1994 | Active |
| Spanish Hardwood Floors Inc | CC-01 | 1995 | Active |
| Sparks Maintenance & RMDL LLC | CC-01 | 2022 | Active |
| Spiritridge Construction Inc | CC-01 | 2007 | Active |
| Squeegee Squad Seattle - BLV | CC-01 | 2026 | Active |
| Sr Excavation Concrete LLC | CC-01 | 2024 | Active |
| Stackman Custom Homes Inc | CC-01 | 2013 | Active |
| Standard Railing LLC | CC-01 | 2022 | Active |
| Stark Roofing & Renovation | CC-01 | 2025 | Active |
| Starrett Remodeling LLC | CC-01 | 2017 | Active |
| Stealth Roofing LLC | CC-01 | 2023 | Active |
| Steppe Construction LLC | CC-01 | 2026 | Active |
| Steve Burnstead Constructn LLC | CC-01 | 2009 | Active |
| Stoneoaks Construction | CC-01 | 2025 | Active |