| Reyes Landscaping Services LLC | CC-01 | 2020 | Active |
| Rick's Landscaping LLC | CC-01 | 2022 | Active |
| Ridgeline Sheet Metal LLC | CC-01 | 2019 | Active |
| Right Price RFNG & Rmdlng LLC | CC-01 | 2026 | Active |
| Riordan Development LLC | CC-01 | 2015 | Active |
| Rise Up Remodeling HTG & A/C | CC-01 | 2021 | Active |
| RJS Remodeling & Const LLC | CC-01 | 2026 | Active |
| RM Stone General Cont LLC | CC-01 | 2025 | Active |
| Robblee's Total Security Inc | CC-01 | 1998 | Active |
| Robert Bryson LLC | CC-01 | 2024 | Renew by Nov 1, 2026 |
| Robs Home Improvement LLC | CC-01 | 2012 | Renew by Dec 17, 2026 |
| Rocky Bay Handyman & Const | CC-01 | 2025 | Active |
| Rodas Construction LLC | CC-01 | 2025 | Active |
| Rodriguez General Const Inc | CC-01 | 2017 | Active |
| Roman Roofing Specialist LLC | CC-01 | 2022 | Active |
| Ron's Earthworks Inc | CC-01 | 1993 | Active |
| Roofs Northwest LLC | CC-01 | 2018 | Active |
| Rooted Hauling LLC | CC-01 | 2026 | Active |
| Royal Pinnacle Enterprises Inc | CC-01 | 2022 | Renew by Dec 10, 2026 |
| Royal Refrigeration | CC-01 | 2024 | Active |
| RPC Solutions LLC | CC-01 | 2025 | Active |
| RR Utility Locating LLC | CC-01 | 2021 | Active |
| RRL Construction LLC | CC-01 | 2016 | Active |
| RSG Abatement & Dmltn Corp | CC-01 | 2018 | Active |
| Ruben's Roofing Inc | CC-01 | 2017 | Active |
| Rupar Renovations | CC-01 | 2021 | Active |
| Russell Repair & Instlltns LLC | CC-01 | 2014 | Active |
| Rustic Changes LLC | CC-01 | 2021 | Active |
| RW Lockwood Construction Inc | CC-01 | 2024 | Active |
| RX Concrete | CC-01 | 2023 | Active |
| Ryan Family Carpentry | CC-01 | 2025 | Active |
| RZ Siding LLC | CC-01 | 2022 | Active |
| S Best Siders LLC | CC-01 | 2015 | Active |
| S J M Construction Inc | CC-01 | 2004 | Active |
| S M Landscaping LLC | CC-01 | 2026 | Active |
| S&E Landscaping Services | CC-01 | 2019 | Active |
| S&E Remodeling Inc | CC-01 | 2018 | Renew by Nov 14, 2026 |
| S&H General Const & Elec Inc | CC-01 | 2016 | Renew by Nov 24, 2026 |
| Sager Family Homes Inc | CC-01 | 2012 | Active |
| Saints Construction LLC | CC-01 | 2010 | Active |
| Saltbox & Co LLC | CC-01 | 2026 | Active |
| Sanco Construction LLC | CC-01 | 2010 | Active |
| Sanctuary Bath LLC | CC-01 | 2023 | Active |
| Sandy's Concrete Inc | CC-01 | 2005 | Active |
| Saniclean Pros LLC | CC-01 | 2025 | Active |
| Santes Metal Construction | CC-01 | 2018 | Renew by Dec 20, 2026 |
| Sapog Express LLC | CC-01 | 2026 | Active |
| Sapphire Remodeling Inc | CC-01 | 2023 | Active |
| Satir Homes Services LLC | CC-01 | 2016 | Active |
| Saybr Contractors Inc | CC-01 | 1997 | Active |
| Scar Excavation LLC | CC-01 | 2026 | Active |
| Schneider Simpson Sheet Metal | CC-01 | 2008 | Active |
| Schultz Renovation Inc | CC-01 | 2024 | Active |
| Schwartzz LLC | CC-01 | 2022 | Active |
| Scorpion Roofing LLC | CC-01 | 2026 | Active |
| Scott & From Co Inc | CC-01 | 1978 | Active |
| Scott's Drywall & Const Inc | CC-01 | 2000 | Active |
| Scottco Plumbing Inc | CC-01 | 2024 | Active |
| Seaside Construction LLC | CC-01 | 2024 | Active |
| Seattle Dream Floors LLC | CC-01 | 2016 | Active |
| Seattle Gutter Co | CC-01 | 2024 | Active |
| Seattle Tac Oly PLBG Stop Inc | CC-01 | 2009 | Active |
| Secoma Fence Inc | CC-01 | 1983 | Active |
| Second Story Carpentry Inc | CC-01 | 2023 | Active |
| Sector 7 GNRL Const & LDSG LLC | CC-01 | 2022 | Active |
| Septic Pros LLC | CC-01 | 2023 | Active |
| Sergeant Remodeling LLC | CC-01 | 2026 | Active |
| Serpanok Construction Inc | CC-01 | 2002 | Renew by Dec 1, 2026 |
| Service Plumbing & Rooter LLC | CC-01 | 2011 | Active |
| Servicemaster Of Tacoma | CC-01 | 2012 | Active |
| Sewer Solutions NW | CC-01 | 2024 | Active |
| SG General Contractor LLC | CC-01 | 2021 | Active |
| Sharp Edge Exteriors LLC | CC-01 | 2021 | Active |
| Shaw Services LLC | CC-01 | 2025 | Active |
| Shield Plumbing & Remodel | CC-01 | 2024 | Renew by Nov 25, 2026 |
| Shortboard Construction LLC | CC-01 | 2025 | Active |
| Shower Saver | CC-01 | 2007 | Active |
| Shrader Group Inc | CC-01 | 2005 | Active |
| Sign Services | CC-01 | 2011 | Active |
| Sign-A-Rama | CC-01 | 2011 | Active |
| Simmers Flooring | CC-01 | 2024 | Active |
| Sione's Construction Group | CC-01 | 2014 | Active |
| Sitts & Hill Engineers Inc | CC-01 | 2000 | Active |
| SJ Building Company | CC-01 | 2021 | Active |
| SK Constructions LLC | CC-01 | 2023 | Active |
| Skwest LLC | CC-01 | 2025 | Active |
| SL Premium Floors Inc | CC-01 | 2017 | Active |
| Smart Art LLC | CC-01 | 2023 | Active |
| Smartpnw | CC-01 | 2020 | Active |
| Sme Solutions LLC | CC-01 | 2007 | Active |
| Smith Fire Systems Inc | CC-01 | 1987 | Active |
| Smittybuilt Custom Crpntry LLC | CC-01 | 2026 | Active |
| Sna Homes Inc | CC-01 | 2026 | Active |
| Solid Oak Construction LLC | CC-01 | 2026 | Active |
| Sons Of Scotland | CC-01 | 2024 | Active |
| Sound Glass Sales Inc | CC-01 | 1985 | Active |
| Sound Property Investments Inc | CC-01 | 2019 | Active |
| Sounder Flooring LLC | CC-01 | 2026 | Active |
| South Sound Fencing LLC | CC-01 | 2016 | Active |
| Southeast Arch Sheetmetal Inc | CC-01 | 2007 | Active |