| Harly A&S General Const LLC | CC-01 | 2019 | Active |
| Haughton General Contrng LLC | CC-01 | 2024 | Active |
| Hawn Trucking LLC | CC-01 | 2024 | Active |
| Hernandez Custom Innovations | CC-01 | 2026 | Active |
| High West Construction | CC-01 | 2025 | Active |
| Hiline Homes | CC-01 | 2016 | Active |
| Hogback Maintenance, LLC | CC-01 | 2024 | Active |
| Home Ready Services LLC | CC-01 | 2025 | Active |
| Home Revive LLC | CC-01 | 2023 | Active |
| Home United Construction LLC | CC-01 | 2022 | Active |
| Homesmart Solutions LLC | CC-01 | 2026 | Active |
| HQ Flooring LLC | CC-01 | 2024 | Active |
| Huber Brothers LLC | CC-01 | 2019 | Active |
| I D S Construction LLC | CC-01 | 2018 | Renew by Dec 4, 2026 |
| Ice & Fire Mechanical Inc | CC-01 | 2003 | Active |
| Independent Water Service Inc | CC-01 | 1990 | Active |
| Infinity Builders LLC | CC-01 | 2017 | Active |
| Inline Steel Fabricators Inc | CC-01 | 1993 | Active |
| Innova Construction LLC | CC-01 | 2024 | Active |
| Innova Homes LLC | CC-01 | 2024 | Active |
| Integrity Contractors LLC | CC-01 | 2019 | Active |
| Interiors LLC | CC-01 | 2003 | Active |
| Interstate Sawing & Drilling | CC-01 | 2024 | Active |
| Iron V Man LLC | CC-01 | 2023 | Active |
| Italstone Wa Inc | CC-01 | 2012 | Active |
| J & J Cavallo Custom LLLP | CC-01 | 2019 | Active |
| J & J Stainless Steel SRVS Inc | CC-01 | 1998 | Active |
| J & R Hood Cleaning Service | CC-01 | 2026 | Active |
| J Designs Inc | CC-01 | 1994 | Active |
| J R C Inc | CC-01 | 1985 | Active |
| Jab Construction & Repair LLC | CC-01 | 2026 | Active |
| Jjandl HVAC General Const LLC | CC-01 | 2025 | Active |
| JLB Fences And Lndscaping LLC | CC-01 | 2026 | Active |
| JNJ General Construction LLC | CC-01 | 2026 | Active |
| Joe Kelly Construction LLC | CC-01 | 2003 | Active |
| Joe's Yard Service LLC | CC-01 | 2017 | Active |
| Jose's Quality Concrete LLC | CC-01 | 2022 | Active |
| Jr Construction | CC-01 | 2012 | Active |
| Just Drains LLC | CC-01 | 2026 | Active |
| Just Right Roofing LLC | CC-01 | 2022 | Active |
| K&I Landscaping LLC | CC-01 | 2025 | Active |
| K&S and Leos Construction LLC | CC-01 | 2022 | Active |
| K&Z Construction LLC | CC-01 | 2025 | Active |
| Kachemak Contractors LLC | CC-01 | 2020 | Active |
| KB And Co LLC | CC-01 | 2006 | Renew by Nov 25, 2026 |
| KD Construction Solutions LLC | CC-01 | 2022 | Active |
| Kemp's Machine Company Inc | CC-01 | 2010 | Active |
| Ken Leingang Excavating Inc | CC-01 | 1980 | Active |
| King Builders Group LLC | CC-01 | 2023 | Active |
| King's Crown Construction LLC | CC-01 | 2025 | Active |
| Kitt Const & Development LLC | CC-01 | 2011 | Renew by Nov 21, 2026 |
| Kline Construction & Assoc.Llc | CC-01 | 2002 | Active |
| Kold King Manufacturing LLC | CC-01 | 2020 | Active |
| KPR Tree Service LLC | CC-01 | 2026 | Active |
| Kraft Construction LLC | CC-01 | 2022 | Active |
| LA Roofing & Constrution LLC | CC-01 | 2016 | Active |
| Lacaille Construction Inc | CC-01 | 1984 | Active |
| Lacy Roofing Inc | CC-01 | 2007 | Active |
| Lasting Paint General Contr Co | CC-01 | 2018 | Active |
| LB Access Solutions LLC | CC-01 | 2023 | Active |
| Lee & Sons Contruction | CC-01 | 2019 | Active |
| Legacy Contractors | CC-01 | 2020 | Active |
| Legacy Paint LLC | CC-01 | 2020 | Active |
| Legacy Roots Construction LLC | CC-01 | 2026 | Active |
| Lemerande Construction LLC | CC-01 | 2022 | Active |
| Leslie & Campbell Inc | CC-01 | 2009 | Active |
| Level Up Qlty Const & RSTN LLC | CC-01 | 2022 | Active |
| Lexar Homes Yakima | CC-01 | 2010 | Renew by Dec 6, 2026 |
| LF Construction & Exvtng LLC | CC-01 | 2024 | Active |
| LG Tile And Flooring LLC | CC-01 | 2026 | Active |
| Linelazer Striping LLC | CC-01 | 2022 | Active |
| Liner Solutions LLC | CC-01 | 2020 | Active |
| LJ's Construction II LLC | CC-01 | 2016 | Active |
| LJC Excavating Contractors LLC | CC-01 | 2018 | Active |
| Lotus Landscaping LLC | CC-01 | 2024 | Active |
| Love Lumber Works | CC-01 | 2023 | Active |
| Lower Valley Insulation LLC | CC-01 | 2025 | Active |
| Luna Construction & Rmdlng LLC | CC-01 | 2023 | Active |
| M G Wagner Co Inc | CC-01 | 1986 | Active |
| M Sevigny Construction Inc | CC-01 | 2007 | Active |
| Maggs Construction Inc | CC-01 | 2016 | Active |
| Manuels Mechanical Servs LLC | CC-01 | 2023 | Active |
| Marquez & Son's | CC-01 | 2018 | Active |
| Marz Construction LLC | CC-01 | 2024 | Active |
| MB Designs | CC-01 | 2015 | Active |
| MBI Construction Srvcs Inc | CC-01 | 2012 | Active |
| McGuires Well Drilling LLC | CC-01 | 2023 | Active |
| McKinney Comm Glass & Door LLC | CC-01 | 2019 | Active |
| McNamara Pools LLC | CC-01 | 2017 | Active |
| Medina's Floor Covering Inc | CC-01 | 2009 | Active |
| Melvin's Tile LLC | CC-01 | 2017 | Active |
| Mendoza Fabrication LLC | CC-01 | 2026 | Active |
| Metal Manipulation Fab LLC | CC-01 | 2022 | Active |
| Metric Plus Inc | CC-01 | 2019 | Active |
| MF Fencing LLC | CC-01 | 2021 | Active |
| MG Lawn & Sprinkler LLC | CC-01 | 2025 | Active |
| MH Remodeling LLC | CC-01 | 2024 | Renew by Dec 4, 2026 |
| Michael Complete Reno LLC | CC-01 | 2026 | Active |
| Mid Columbia Forklift Inc | CC-01 | 2015 | Active |
| Modern Structures LLC | CC-01 | 2020 | Active |