| Safe Roofing & Const. LLC | CC-01 | 2021 | Active |
| Safeguard Abatement | CC-01 | 2012 | Renew by Dec 12, 2026 |
| Scarlett LLC | CC-01 | 2021 | Active |
| Seasonal Energy Service LLC | CC-01 | 2022 | Renew by Nov 1, 2026 |
| Sentry Construction Inc | CC-01 | 2018 | Renew by Dec 18, 2026 |
| Serenity Hearth & Patio LLC | CC-01 | 2025 | Active |
| Sinon Construction LLC | CC-01 | 2021 | Active |
| Smith Custom Homes LLC | CC-01 | 2021 | Active |
| Solid Homes Restoration LLC | CC-01 | 2020 | Active |
| Soracco Lndscpng Sand & Gravel | CC-01 | 2015 | Active |
| Spring Creek Construction LLC | CC-01 | 2018 | Active |
| Standard Paint & Flooring LLC | CC-01 | 2011 | Active |
| Steel Concrete LLC | CC-01 | 2025 | Active |
| Stephens & Sons Const Inc | CC-01 | 2001 | Active |
| Summit Crest Construction LLC | CC-01 | 1997 | Active |
| Sun Pacific Services, Inc | CC-01 | 2014 | Active |
| Superior Grading & Paving LLC | CC-01 | 2016 | Active |
| Swanny Handyman Solutions LLC | CC-01 | 2023 | Active |
| Sweet Homez Construction LLC | CC-01 | 2025 | Active |
| Systems West LLC | CC-01 | 2000 | Active |
| Tamez Drywall & Interiors | CC-01 | 2016 | Active |
| The Pump Company LLC | CC-01 | 2021 | Active |
| The Worx LLC | CC-01 | 2014 | Active |
| Theisen Heating A/C & Furn CLN | CC-01 | 2023 | Active |
| Thermall Heating & Cooling Inc | CC-01 | 2017 | Active |
| Thermex Valley Heating & A/C | CC-01 | 2004 | Active |
| This Is The Way Cnst/Hdymn LLC | CC-01 | 2026 | Active |
| Thompson's Construction LLC | CC-01 | 2025 | Active |
| Tight Line Const & RMDL LLC | CC-01 | 2026 | Active |
| TJ Groundbrakers LLC | CC-01 | 2026 | Active |
| Tma Home Improvement | CC-01 | 2026 | Active |
| Top Tier Construction LLC | CC-01 | 2017 | Active |
| Topline Painting LLC | CC-01 | 2024 | Active |
| Torres DNL General Contr LLC | CC-01 | 2022 | Active |
| Town & Country Siding/Wndw Inc | CC-01 | 1990 | Active |
| Tri Valley Construction Inc | CC-01 | 1995 | Active |
| Tri-Ply Construction LLC | CC-01 | 2000 | Active |
| Trucut LLC | CC-01 | 2026 | Active |
| Truscapes Lndscp & Const LLC | CC-01 | 2024 | Active |
| TTC Construction Inc | CC-01 | 2013 | Active |
| Ubg LLC | CC-01 | 2020 | Active |
| Ultimate General Const LLC | CC-01 | 2023 | Active |
| United Painting LLC | CC-01 | 2013 | Active |
| United Sales Inc | CC-01 | 2009 | Active |
| Uriostegui's Construction LLC | CC-01 | 2023 | Active |
| V K Powell Construction LLC | CC-01 | 2000 | Active |
| Valley Asphalt Sealing Inc | CC-01 | 2001 | Active |
| Valley Flooring | CC-01 | 2020 | Active |
| Valley Quality Homes Inc | CC-01 | 2010 | Active |
| Valley Roots Construction LLC | CC-01 | 2025 | Active |
| Valley Steel Constructors Inc | CC-01 | 2006 | Active |
| Valley View Home Services LLC | CC-01 | 2019 | Active |
| Valor Paint Pros LLC | CC-01 | 2026 | Active |
| Value Added LLC | CC-01 | 2022 | Active |
| Van Leuven Cabinet & Remod LLC | CC-01 | 2019 | Active |
| Wa Home Builders & Rmdlng LLC | CC-01 | 2021 | Active |
| Washington's Painting/Stng LLC | CC-01 | 2021 | Active |
| Watson Const & Design LLC | CC-01 | 2018 | Active |
| West Valley General Contr LLC | CC-01 | 2023 | Active |
| Western Scale | CC-01 | 2025 | Active |
| WFS Environmental Inc | CC-01 | 2012 | Active |
| WG General Construction LLC | CC-01 | 2022 | Renew by Nov 6, 2026 |
| White Buffalo Landscaping | CC-01 | 2026 | Active |
| Wide Hollow Development LLC | CC-01 | 1999 | Active |
| Wild Fire Services Inc | CC-01 | 2016 | Active |
| Willside Siding & Windows LLP | CC-01 | 2023 | Active |
| Woodchip 3 Construction LLC | CC-01 | 2021 | Active |
| Yaki 509 Drywall LLC | CC-01 | 2025 | Active |
| Yakima Building Science LLC | CC-01 | 2025 | Active |
| Yakima Chimney Guys LLC | CC-01 | 2017 | Active |
| Yakima Contracting LLC | CC-01 | 2016 | Active |
| Yakima Cooperative Association | CC-01 | 2007 | Active |
| Yakima Generator & Supply LLC | CC-01 | 2016 | Active |
| Yakima Insulation LLC | CC-01 | 2024 | Active |
| Yakima Interiors Inc | CC-01 | 2019 | Active |
| Yakima Landscape MGMT Inc | CC-01 | 2016 | Active |
| Yakima Mechanical Inc | CC-01 | 2004 | Renew by Nov 2, 2026 |
| Yakima Siding And Windows LLC | CC-01 | 2026 | Active |
| Yakima Valley Prtns/Hbit Hmnty | CC-01 | 1990 | Active |
| Yakima Water Solutions LLC | CC-01 | 2016 | Active |
| Zarrell Site Prep LLC | CC-01 | 2019 | Active |