| Chuy's Lawn Care LLC | CC-01 | 2026 | Active |
| Circle K Enterprises LLC | CC-01 | 2015 | Active |
| Clean Cut Construction Inc | CC-01 | 2019 | Active |
| Clover Island Gen Contrng LLC | CC-01 | 2022 | Active |
| CMR General Contractor LLC | CC-01 | 2025 | Active |
| Coatings Unlimited | CC-01 | 2021 | Active |
| Cobalt Contractors LLC | CC-01 | 2025 | Active |
| Columbia Basin Sheet Metal LLC | CC-01 | 2015 | Active |
| Columbia Design & Build LLC | CC-01 | 2026 | Active |
| Columbia General Contrs LLC | CC-01 | 2024 | Active |
| Columbia Pump Inc | CC-01 | 2022 | Renew by Dec 19, 2026 |
| Columbia Pumping & Const Inc | CC-01 | 1984 | Active |
| Columbia River Coatings LLC | CC-01 | 2022 | Active |
| Columbia River Walk Dvlpmt LLC | CC-01 | 2019 | Active |
| Columbia Rivr BLDG And Dvlpmnt | CC-01 | 2024 | Active |
| Columbia Roofing Inc | CC-01 | 2012 | Active |
| Columbia Sweeping Service Inc | CC-01 | 1999 | Renew by Dec 23, 2026 |
| Concrete Constr Specialist LLC | CC-01 | 2019 | Active |
| Construction Srvcs Of Wa LLC | CC-01 | 2018 | Active |
| Construction Vip LLC | CC-01 | 2023 | Active |
| Continental CRPT CLNG & RSTR | CC-01 | 2019 | Active |
| Cool Pro Lawns LLC | CC-01 | 2026 | Active |
| Corner Kick Landscaping LLC | CC-01 | 2013 | Active |
| Country Boy Customs | CC-01 | 2023 | Active |
| Cousin's Trim Custom LLC | CC-01 | 2017 | Active |
| CPH Painting LLC | CC-01 | 2022 | Renew by Nov 19, 2026 |
| CR United Contracting LLC | CC-01 | 2023 | Active |
| Craftovia LLC | CC-01 | 2025 | Active |
| Craig Co | CC-01 | 1995 | Active |
| Creative Concrete Design Inc | CC-01 | 1998 | Active |
| Creekstone Homes LLC | CC-01 | 2021 | Renew by Dec 10, 2026 |
| Crew Construction Inc | CC-01 | 2026 | Active |
| Crew R Construction Inc | CC-01 | 2011 | Active |
| CRF Metal Works LLC | CC-01 | 2007 | Active |
| Cuevas Construction | CC-01 | 2007 | Active |
| Culbert Construction Inc | CC-01 | 2003 | Active |
| Custom Craft Homes LLC | CC-01 | 2024 | Active |
| Custom Floor Covering LLC | CC-01 | 2011 | Active |
| Customwest Construction | CC-01 | 2024 | Active |
| Daisy Barn LLC | CC-01 | 2024 | Active |
| Dakota Concrete | CC-01 | 2006 | Active |
| Danny's Cleaning Services LLC | CC-01 | 2018 | Active |
| Davis General Construction LLC | CC-01 | 2023 | Active |
| DC Concrete & Construction LLC | CC-01 | 2015 | Active |
| Del Caribe Pools LLC | CC-01 | 2024 | Active |
| Del Sol Inc | CC-01 | 2022 | Active |
| Delta General Construction LLC | CC-01 | 2025 | Active |
| Deluxe Finish Painting LLC | CC-01 | 2022 | Active |
| Desert Excavation LLC | CC-01 | 2025 | Active |
| Desert Lawncare, LLC | CC-01 | 2014 | Active |
| DH Recycling | CC-01 | 2025 | Active |
| Didier Excavation LLC | CC-01 | 2008 | Active |
| Dimaster Construction LLC | CC-01 | 2025 | Active |
| DL Lighting LLC | CC-01 | 2020 | Active |
| Double Aa Leadng Expertise LLC | CC-01 | 2025 | Active |
| Double Diamond Masonry LLC | CC-01 | 2017 | Active |
| Dove Homes LLC | CC-01 | 2020 | Active |
| DRD Exteriors LLC | CC-01 | 2025 | Active |
| Drywall Repair & Construction | CC-01 | 2016 | Active |
| Dunn Wright Roofing & Extr LLC | CC-01 | 2019 | Active |
| Dunright Construction LLC | CC-01 | 2019 | Active |
| Duran Landscaping LLC | CC-01 | 2024 | Active |
| Dynamic Flooring Inc | CC-01 | 2008 | Active |
| E & J Plastering LLC | CC-01 | 2026 | Active |
| E C I Services | CC-01 | 2001 | Active |
| E C S Northwest LLC | CC-01 | 2011 | Active |
| E&L Construction | CC-01 | 2022 | Active |
| Eagle Eye Drywall & Const LLC | CC-01 | 2020 | Active |
| Eagle Roofing & Siding LLC | CC-01 | 2016 | Active |
| Ec Projects LLC | CC-01 | 2022 | Active |
| Edge & Ko LLC | CC-01 | 2021 | Active |
| Elaine Mathes Interiors LLC | CC-01 | 2005 | Active |
| Elite Carpentry LLC | CC-01 | 2021 | Active |
| Elite Const & Dvlpmnt LLC | CC-01 | 2013 | Active |
| Elite Epoxy LLC | CC-01 | 2026 | Active |
| Elite's Welding & Fab LLC | CC-01 | 2026 | Active |
| Emarald LLC | CC-01 | 2024 | Active |
| Eminent Construction LLC | CC-01 | 2024 | Renew by Dec 6, 2026 |
| Empire Plastering LLC | CC-01 | 2023 | Active |
| Esc Flooring LLP | CC-01 | 2023 | Active |
| Escoto Construction LLC | CC-01 | 2022 | Active |
| Estrada Landscaping LLC | CC-01 | 2025 | Active |
| Evergreen Contracting GRP LLC | CC-01 | 2026 | Active |
| Evergreen Creations Lndscp LLC | CC-01 | 2026 | Active |
| Evergreen HTG & Cooling LLC | CC-01 | 2021 | Active |
| Evolution Landscaping LLC | CC-01 | 2022 | Active |
| Exodus Epoxy & Flooring LLC | CC-01 | 2026 | Active |
| Falcon Legacy Construction LLC | CC-01 | 2025 | Active |
| Fielding Investments Inc | CC-01 | 2023 | Active |
| Five Star Quality Const LLC | CC-01 | 2025 | Active |
| Flat Top Concrete LLC | CC-01 | 2019 | Active |
| Flippo Custom Const LLC | CC-01 | 2006 | Active |
| Flooring & Painting Design LLC | CC-01 | 2025 | Active |
| Flores Maintenance & Const | CC-01 | 2014 | Active |
| FMJ Construction LLC | CC-01 | 2026 | Active |
| G&C Rodriguez LLC | CC-01 | 2026 | Active |
| G&G Quality Construction LLC | CC-01 | 2021 | Active |
| Galaxy Landscaping LLC | CC-01 | 2019 | Active |
| Gallardo Welding LLC | CC-01 | 2023 | Active |
| Gap Mechanical Inc | CC-01 | 2010 | Active |