| 17 Home Services LLC | CC-01 | 2024 | Active |
| 4 As Drywall LLC | CC-01 | 2019 | Active |
| A Level Above Construction LLC | CC-01 | 2020 | Active |
| A&D Bros Construction LLC | CC-01 | 2020 | Renew by Dec 3, 2026 |
| A&J Williams Contracting LLC | CC-01 | 2022 | Renew by Dec 3, 2026 |
| A+ Welding LLC | CC-01 | 2022 | Active |
| Ace Services Wa LLC | CC-01 | 2018 | Active |
| Advance Drywall Inc | CC-01 | 2004 | Active |
| Advanced Builders Wa LLC | CC-01 | 2026 | Active |
| Advanced Excavation Inc | CC-01 | 2004 | Active |
| Ainee & Jesse Contractors | CC-01 | 2021 | Active |
| Al's Glass Service Inc | CC-01 | 1993 | Active |
| All Day Fencing LLC | CC-01 | 2023 | Active |
| Allfix LLC | CC-01 | 2017 | Active |
| Anderson Overhead Door LLC | CC-01 | 2023 | Active |
| Apex Designs LLC | CC-01 | 2025 | Active |
| Apex Landscaping & Const | CC-01 | 2025 | Active |
| Archer's Cabinetry Inc | CC-01 | 2008 | Active |
| Area Wide Roofing LLC | CC-01 | 2023 | Active |
| Arrowhead Roofing LLC | CC-01 | 2020 | Active |
| Artisan Const & Remodel LLC | CC-01 | 2017 | Active |
| Athos LLC | CC-01 | 2025 | Active |
| Atnip's Construction LLC | CC-01 | 2022 | Active |
| Avalon Pacific LLC | CC-01 | 2015 | Active |
| Avila Construction LLC | CC-01 | 2019 | Active |
| Basin Excavation LLC | CC-01 | 2021 | Active |
| Basin Floors | CC-01 | 2026 | Active |
| Basin Garage Doors LLC | CC-01 | 2022 | Active |
| Basin Mobile Home Service LLC | CC-01 | 2009 | Active |
| Basin Painting Service | CC-01 | 2018 | Renew by Nov 13, 2026 |
| Basin Propane LLC | CC-01 | 2022 | Active |
| Basin Pump Service LLC | CC-01 | 2021 | Renew by Dec 23, 2026 |
| Basin Refrigeration & HTG Inc | CC-01 | 1984 | Active |
| Belo Tile | CC-01 | 2026 | Active |
| Benson Farms Inc | CC-01 | 2010 | Active |
| Berzerk Builds LLC | CC-01 | 2023 | Active |
| Better Vita Homes, LLC | CC-01 | 2022 | Renew by Dec 7, 2026 |
| Big Bear Builders LLC | CC-01 | 2025 | Active |
| Black Rock Const & Dev LLC | CC-01 | 2006 | Active |
| BNB Works LLC | CC-01 | 2012 | Active |
| Bomax Contracting LLC | CC-01 | 2019 | Active |
| Boychuk Construction LLC | CC-01 | 2023 | Active |
| Bransen Drilling LLC | CC-01 | 2005 | Active |
| Broughton Construction LLC | CC-01 | 2006 | Active |
| Bruce Preston Construction Inc | CC-01 | 2012 | Active |
| Bug Out Pest & Spray Srvcs LLC | CC-01 | 2026 | Active |
| Build Bros LLC | CC-01 | 2023 | Active |
| Busby International Inc | CC-01 | 1988 | Active |
| Buttonup Construct LLC | CC-01 | 2026 | Active |
| C O R E Building Company LLC | CC-01 | 2022 | Active |
| CAD Homes LLC | CC-01 | 2015 | Active |
| Cano's Construction LLC | CC-01 | 2026 | Active |
| Caprock Land Builders LLC | CC-01 | 2022 | Renew by Nov 22, 2026 |
| Carlile Excavation Inc | CC-01 | 2016 | Active |
| Cascade Family Const LLP | CC-01 | 2018 | Active |
| Cat's Center Pivot Inc | CC-01 | 2011 | Active |
| Cegnar, LLC | CC-01 | 2022 | Renew by Nov 22, 2026 |
| Central Wa Crane & Rigging LLC | CC-01 | 2025 | Active |
| Central Washington Asphalt Inc | CC-01 | 1982 | Active |
| Central Washington Excvtng Inc | CC-01 | 2005 | Active |
| Central Washington Pools, Inc | CC-01 | 2022 | Active |
| Chagollan Construction LLC | CC-01 | 2026 | Active |
| Chivo's Remodeling LLC | CC-01 | 2026 | Active |
| Coat Pros Painting LLC | CC-01 | 2022 | Active |
| Columbia Basin Striping LLC | CC-01 | 2008 | Active |
| Columbia BSN Mrn/Irnwrks Inc | CC-01 | 2002 | Active |
| Columbia Crest Ventures LLC | CC-01 | 2026 | Active |
| Columbia Glass LLC | CC-01 | 2008 | Active |
| Construction MTZ LLC | CC-01 | 2025 | Active |
| Cortez Fencing LLC | CC-01 | 2021 | Active |
| Countryside Cstms & Rmdls LLC | CC-01 | 2019 | Active |
| Crestview Home Solutions LLC | CC-01 | 2026 | Active |
| CSC Gencon Inc | CC-01 | 2020 | Active |
| Cutting Edge Earthworks Inc | CC-01 | 2011 | Active |
| D B Mex Construction Inc | CC-01 | 2016 | Active |
| D C Drilling Inc | CC-01 | 2013 | Active |
| D.R Integrity Painting LLC | CC-01 | 2022 | Active |
| Danco Excavation Inc | CC-01 | 2020 | Active |
| Danco Homes Inc | CC-01 | 2003 | Active |
| Daniel's Team LLC | CC-01 | 2019 | Renew by Dec 24, 2026 |
| Dauntless Services LLC | CC-01 | 2024 | Renew by Dec 20, 2026 |
| Desert Breeze Inc | CC-01 | 2017 | Active |
| Desert Granite LLC | CC-01 | 2020 | Active |
| Desert Lake Construction LLC | CC-01 | 2026 | Active |
| Desert Sun Lndscp/Const Inc | CC-01 | 2018 | Active |
| Desert Winds Inc | CC-01 | 1999 | Active |
| Development Const LLC Comp | CC-01 | 2025 | Active |
| Dip Painting LLC | CC-01 | 2026 | Active |
| Dom's Docks Lifts & Metals LLC | CC-01 | 2026 | Active |
| Double N Ranch Supply | CC-01 | 2023 | Active |
| Down&Dirty Excavation LLC | CC-01 | 2026 | Active |
| Dozer Construction LLC | CC-01 | 2020 | Active |
| Dragonfly Custom Finishing LLC | CC-01 | 2026 | Active |
| Dzhanco LLC | CC-01 | 2023 | Active |
| E & G Construction Inc | CC-01 | 2018 | Active |
| Earthwork Builders LLC | CC-01 | 2025 | Active |
| Easley Does It | CC-01 | 2019 | Active |
| East-Side Builders LLC | CC-01 | 2025 | Active |
| Eastside Wood Recycling LLC | CC-01 | 2022 | Active |
| Elevated Earthworks & Util Inc | CC-01 | 2025 | Active |