| Cascade Bridge LLC | CC-01 | 2001 | Renew by Dec 17, 2026 |
| Cascade Fence And Deck | CC-01 | 2011 | Active |
| Cascade Flooring America LLC | CC-01 | 2002 | Active |
| Cascade Landworks LLC | CC-01 | 2025 | Active |
| Cascade Roof Care LLC | CC-01 | 2020 | Active |
| Cascadian Peak Const LLC | CC-01 | 2026 | Active |
| Castor Construction LLC | CC-01 | 2026 | Active |
| Catalyst Contracting LLC | CC-01 | 2023 | Active |
| Catio Craftsman LLC | CC-01 | 2022 | Active |
| Cazares Construction LLC | CC-01 | 2025 | Active |
| CBS Professional Painters Inc | CC-01 | 2018 | Active |
| Ccoa Finish Carpentry LLC | CC-01 | 2025 | Active |
| CD Construction | CC-01 | 2025 | Active |
| Cdi Blinds | CC-01 | 2002 | Active |
| Cecil Brothers Installing | CC-01 | 2014 | Active |
| Cedar Coast Crptry/Hm Insp LLC | CC-01 | 2026 | Active |
| Cedar Hills Construction Inc | CC-01 | 2012 | Active |
| Cedarline Home Services LLC | CC-01 | 2026 | Active |
| Cedarline Painting & Ctngs LLC | CC-01 | 2026 | Active |
| Cedars Construction LLC | CC-01 | 2017 | Active |
| Ceiling Bros Inc | CC-01 | 2022 | Active |
| Central Point Homes LLC | CC-01 | 2020 | Active |
| Centreville Const (Us) Inc | CC-01 | 2021 | Active |
| Centro Mainten Const & Serv | CC-01 | 2025 | Active |
| Cerons Landscape | CC-01 | 2020 | Active |
| CG Jairo Flooring LLC | CC-01 | 2015 | Active |
| CH Residential LLC | CC-01 | 2021 | Active |
| Chairez Contracting LLC | CC-01 | 2025 | Active |
| Chelos Construction LLC | CC-01 | 2024 | Active |
| Cherry Roofing Inc | CC-01 | 2005 | Active |
| Chkalov LLC | CC-01 | 2018 | Active |
| Chris Holbrook Const LLC | CC-01 | 2025 | Active |
| Christensen Plumbing LLC | CC-01 | 2023 | Active |
| Churape And Son's Lndscpg LLC | CC-01 | 2022 | Active |
| Cid American Framing Sltns LLC | CC-01 | 2014 | Active |
| City Traditional Homes | CC-01 | 2018 | Active |
| CJS Pro Painting LLC | CC-01 | 2021 | Active |
| CKM Construction LLC | CC-01 | 2023 | Active |
| Clark Christmas Lights | CC-01 | 2026 | Active |
| Clark County Concrete | CC-01 | 2025 | Active |
| Clark County Fence LLC | CC-01 | 2025 | Active |
| Clark County GNRL Contrng LLC | CC-01 | 2020 | Active |
| Clark County Painting Inc | CC-01 | 2006 | Active |
| Clark County Sprinkler RPR LLC | CC-01 | 2022 | Active |
| Clean Cut Renovations Inc | CC-01 | 2025 | Active |
| Clear View Windows & Trim LLC | CC-01 | 2026 | Active |
| Clearview Renovation LLC | CC-01 | 2026 | Active |
| Cleveland Enterprises Inc | CC-01 | 1988 | Active |
| Clog Pro | CC-01 | 2006 | Active |
| CMF Renovations | CC-01 | 2021 | Active |
| CMR Concrete LLC | CC-01 | 2021 | Active |
| Cncraft LLC | CC-01 | 2025 | Active |
| Coastal Equities LLC | CC-01 | 2016 | Active |
| Coda Woodworking LLC | CC-01 | 2025 | Active |
| Cojon LLC | CC-01 | 2019 | Active |
| Colf Construction LLC | CC-01 | 2011 | Active |
| Columbia Engineering Group Inc | CC-01 | 2021 | Active |
| Columbia Environmental LLC | CC-01 | 2025 | Active |
| Columbia Executive Const LLC | CC-01 | 2026 | Active |
| Columbia Flooring LLC | CC-01 | 2010 | Active |
| Columbia Masonry LLC | CC-01 | 2021 | Active |
| Columbia Painting LLC | CC-01 | 2025 | Active |
| Columbia Property Maintenance | CC-01 | 2021 | Active |
| Columbia River GNRL Contr LLC | CC-01 | 2024 | Active |
| Columbia River Solar LLC | CC-01 | 2026 | Active |
| Columbia Windows LLC | CC-01 | 2025 | Active |
| Comfort 360 Inc | CC-01 | 2025 | Active |
| Comfort Cleaning Services LLC | CC-01 | 2022 | Active |
| Comfort SV LLC | CC-01 | 2025 | Active |
| Commercial Dishwasher | CC-01 | 2025 | Active |
| Compass North Development Inc | CC-01 | 2021 | Active |
| Competent HVAC Inc | CC-01 | 2007 | Active |
| Concrete Coatings NW | CC-01 | 2026 | Active |
| Conestoga Masonry & Const LLC | CC-01 | 2021 | Active |
| Confluence Builders LLC | CC-01 | 2026 | Active |
| Constellation FLR Inst/Ptg LLC | CC-01 | 2021 | Active |
| Construction SRVS Group Inc | CC-01 | 2024 | Active |
| Construction Tough LLC | CC-01 | 2022 | Active |
| Contractors Entersection LLC | CC-01 | 2023 | Active |
| Conway Construction Company | CC-01 | 2005 | Active |
| Cool Heat Solutions Inc | CC-01 | 2006 | Active |
| Cooltech Mechanical Srvcs LLC | CC-01 | 2025 | Active |
| Core Mechanical LLC | CC-01 | 2020 | Active |
| Cornerstone Construction | CC-01 | 2026 | Active |
| Cornerstone Total Home LLC | CC-01 | 2020 | Active |
| Corpuz Remodeling Const LLC | CC-01 | 2026 | Active |
| Cortez Construction LLC | CC-01 | 2008 | Active |
| Couples Pro Contracting LLC | CC-01 | 2026 | Active |
| Couv City Painting LLC | CC-01 | 2023 | Active |
| Covas Construction LLC | CC-01 | 2014 | Active |
| Covenant Fence & Concrete LLC | CC-01 | 2026 | Active |
| Cowlitz Exteriors LLC | CC-01 | 2026 | Active |
| Coy Framing Inc | CC-01 | 2025 | Active |
| CR Bennett Construction LLC | CC-01 | 2026 | Active |
| Craft Masters Painting LLC | CC-01 | 2025 | Active |
| Craftedwoods Northwest LLC | CC-01 | 2026 | Active |
| Craig Lee Construction LLC | CC-01 | 2019 | Active |
| Creations Northwest LLC | CC-01 | 2019 | Active |
| Creative Concrete Coatings | CC-01 | 2024 | Active |
| Creative Landscape & Curbs Inc | CC-01 | 2026 | Active |