| J R Drywall LLC | RGC | 2022 | Active |
| J Urendas LLC | RGC | 2025 | Active |
| J&K Construction LLC | RGC | 2015 | Active |
| Jacob Farrens Construction LLC | RGC | 2026 | Active |
| Jag Built LLC | RGC | 2021 | Active |
| Japaa Cabinets And Construction LLC | RGC | 2022 | Renew by Dec 9, 2026 |
| JBC Contracting LLC | RGC | 2021 | Active |
| JD Contracting & Maintenance LLC | RGC | 2018 | Renew by Oct 31, 2026 |
| JDF Home Maintenance LLC | RGC | 2018 | Active |
| Jeff Johnston Construction Inc | RGC | 2003 | Active |
| Jennings Group, Incorporated | RGC | 2015 | Active |
| Jensen Drilling Company | CGC2 | 1996 | Active |
| Jeronimos Construction LLC | RGC | 2026 | Active |
| Jerrys Building Materials Inc | RGC | 2010 | Active |
| JG Spencer Contracting LLC | RGC | 2013 | Active |
| JJ Contracting Limited Liability Company | RGC | 2021 | Active |
| JL Bartlett Construction Co | RGC | 1989 | Active |
| JL Home Services Inc | CGC2, RGC | 2020 | Active |
| Jle Enterprises LLC | RGC | 2024 | Active |
| John Webb Construction & Design LLC | RGC | 2012 | Active |
| John Willis Construction LLC | RGC | 2026 | Active |
| Johnny Loves Tree Care LLC | RGC | 2022 | Active |
| Jones Design / Build LLC | RGC | 2018 | Active |
| Jordan Painting And Finishes LLC | RGC | 2022 | Active |
| Jorgensen Bros Inc | CGC2, RGC | 1993 | Active |
| Jorges Detail Painting LLC | RGC | 2015 | Active |
| Jorges Tree Service LLC | RGC | 2021 | Active |
| Joseph Ariola Construction Inc | RGC | 2004 | Active |
| Joseph Becker Construction LLC | RGC | 2018 | Renew by Dec 19, 2026 |
| Joshua D Ray Construction LLC | RGC | 2015 | Active |
| JP Home Renovation LLC | RGC | 2022 | Active |
| Jrtimber & Tree Care LLC | RGC | 2026 | Active |
| JVC Painting Pro LLC | RGC | 2020 | Active |
| JW Construction Inc | RGC | 2021 | Active |
| Jy Granite & Cabinet Inc | RGC | 2013 | Active |
| JZ Flow LLC | RGC | 2026 | Active |
| Kalau Builders LLC | RGC | 2023 | Active |
| Kaminski Construction LLC | CGC2, RGC | 2008 | Active |
| Kanawood LLC | RGC | 2026 | Active |
| Kast Construction Inc | RGC | 1987 | Active |
| Katrina Wester Builder LLC | RGC | 2015 | Active |
| Keean Construction LLC | RGC | 2024 | Active |
| Kelson Fine Carpentry LLC | RGC | 2026 | Active |
| Kem LLC | CGC2, RGC | 2001 | Active |
| Kempf Construction LLC | CGC2, RGC | 2026 | Active |
| Kendall & James Homes LLC | RGC | 2013 | Active |
| Kennedy Concrete Construction LLC | RGC | 2016 | Active |
| Kevhop & Co LLC | RGC | 2025 | Active |
| Kimball Properties LLC | CGC2, RGC | 2010 | Active |
| King Retail Solutions Inc | CGC1 | 2016 | Active |
| Kingdom Construction LLC | RGC | 2020 | Renew by Nov 17, 2026 |
| Kingdom Plumbing & Contracting LLC | RGC | 2026 | Active |
| Kings Way Home Services LLC | RGC | 2018 | Active |
| Kingsley Construction LLC | RGC | 2021 | Active |
| Kipco Construction LLC | CGC2, RGC | 2014 | Active |
| Kitchen Cab Rehab LLC | RGC | 2025 | Active |
| Kittrell Construction LLC | RGC | 2022 | Active |
| KLS Construction Inc | RGC | 1995 | Renew by Dec 12, 2026 |
| Knave Home Repair LLC | RGC | 2026 | Active |
| Knight Electric LLC | RGC | 2009 | Active |
| Knoll Electric LLC | RGC | 2024 | Active |
| Kosher Remodeling LLC | RGC | 2023 | Active |
| Kris Taylor Construction LLC | RGC | 2012 | Active |
| Kruits Floor Covering LLC | RGC | 2019 | Active |
| Krutons Carpentry LLC | RGC | 2021 | Active |
| KTC Brands LLC | RGC | 2024 | Active |
| Labrador Construction LLC | RGC | 2014 | Active |
| Lacost Remodel LLC | RGC | 2016 | Active |
| Laguna Building Company | RGC | 2017 | Active |
| Lambert Construction LLC | RGC | 2021 | Active |
| Lanco Electric LLC | RGC | 2021 | Active |
| Landerkings Custom Woodworking Inc | RGC | 2016 | Active |
| Lane Home Improvement And Contracting LLC | RGC | 2024 | Active |
| Lassen Construction LLC | RGC | 2006 | Active |
| Latini And Latini Construction LLC | CGC2, RGC | 2015 | Active |
| Lauderdale Construction LLC | RGC | 2021 | Active |
| Lava Construction LLC | RGC | 2024 | Active |
| LCD Construction LLC | RGC | 2026 | Active |
| LDN Comfort LLC | RGC | 2019 | Active |
| Lee Manufacturing LLC | CGC2 | 2024 | Active |
| Leo And Max LLC | RGC | 2024 | Active |
| Level + Plumb Construction LLC | RGC | 2025 | Active |
| Level Up Homes Oregon LLC | RGC | 2025 | Active |
| Lifelong Homes LLC | RGC | 2026 | Active |
| Lifestyle Propane Inc | CGC1 | 2026 | Active |
| Lind Construction LLC | RGC | 2024 | Active |
| Lindstrom Construction LLC | CGC2, RGC | 2009 | Active |
| Lite Electric Service LLC | RGC | 2015 | Active |
| Litten Inc | RGC | 1997 | Active |
| Living Concepts Landscape Maintenance Services Inc | RGC | 1997 | Active |
| LMK Electric LLC | RGC | 2022 | Active |
| Lodge Environmental Inc | RGC | 1997 | Active |
| Logos Ops LLC | RGC | 2026 | Active |
| Longevity Enterprise Inc | RGC | 1999 | Active |
| Lowes Weatherization Inc | CGC2, RGC | 2007 | Active |
| Lucas General Contractors LLC | RGC | 2006 | Renew by Nov 20, 2026 |
| Lucas Roofing & Construction LLC | RGC | 2017 | Active |
| Lumen Landscape Lighting LLC | RGC | 2025 | Active |
| M&L McCullough LLC | RGC | 2026 | Active |
| Maa Group LLC | RGC | 2020 | Active |