| Tree Garden Contracting LLC | RGC | 2025 | Active |
| Trendsetter Homes Corp | CGC2, RGC | 1986 | Active |
| Tri State Paving LLC | RGC | 2019 | Active |
| Tri Stone Painting LLC | RGC | 2023 | Active |
| Triple C Flooring LLC | RGC | 2018 | Active |
| Troy Fry Construction Inc | RGC | 2014 | Active |
| TRS Construction LLC | RGC | 2025 | Active |
| True Green Carpet & Upholstery Solutions LLC | RGC | 2025 | Active |
| Trunorth Interiors Inc | RGC | 2023 | Active |
| Trusted Fence And Gate LLC | RGC | 2026 | Active |
| Trusted Home Remodel And Handyman Services LLC | RGC | 2024 | Renew by Dec 2, 2026 |
| Turtle Tough Exteriors LLC | RGC | 2024 | Active |
| Twin Rivers Plumbing Inc | CGC1, RGC | 1977 | Active |
| Two Brothers General Construction LLC | RGC | 2021 | Active |
| Twogems Inc | RGC | 2007 | Active |
| Tyler Joseph Brothers | RGC | 2023 | Active |
| Tyler Stevens Designs LLC | RGC | 2025 | Active |
| Ultimate Pest Control LLC | CGC2, RGC | 2009 | Active |
| Umpqua Roofing Company Inc | CGC1 | 1986 | Active |
| United Gutter & Fence LLC | RGC | 2022 | Active |
| United Property Improvement Inc | RGC | 2023 | Active |
| Unity Pacific Construction Corp | RGC | 2016 | Active |
| Uri Harding Construction LLC | RGC | 2018 | Active |
| Valley River Builders LLC | RGC | 2016 | Active |
| Valley View Carpentry LLC | RGC | 2020 | Renew by Dec 24, 2026 |
| Van Camp Construction LLC | RGC | 2015 | Active |
| Vandervies Construction Inc | RGC | 2003 | Active |
| Vector Site And Land LLC | RGC | 2025 | Active |
| Vics Fixes LLC | RGC | 2025 | Active |
| Viking Wood Design LLC | RGC | 2024 | Active |
| Vision Builders Construction LLC | RGC | 2023 | Active |
| VLL Contracting LLC | RGC | 2026 | Active |
| Waggoner Construction LLC | RGC | 2007 | Active |
| Water Master Inc | RGC | 2019 | Active |
| Weaver Construction LLC | RGC | 2022 | Active |
| Webfoot Flooring LLC | CGC2 | 2026 | Active |
| Webfoot Property Services Inc | CGC2, RGC | 2015 | Active |
| Wedge Contracting LLC | RGC | 2023 | Active |
| West Excavation LLC | RGC | 2024 | Active |
| Westside Heating & Air Conditioning Inc | RGC | 2011 | Active |
| Wheeler Construction Inc | CGC2 | 1978 | Renew by Nov 5, 2026 |
| White Pine Construction LLC | RGC | 2025 | Active |
| White Wolf Enterprises LLC | RGC | 2022 | Active |
| Wiest Contracting LLC | RGC | 2023 | Active |
| Wild Iris Custom Home Renovations LLC | RGC | 2023 | Active |
| Wild Oaks Development Inc | RGC | 1989 | Active |
| Wildish Construction Co | CGC1, RGC | 1972 | Active |
| Wildish Paving Co | CGC1 | 1980 | Active |
| Wildish Standard Paving Co | CGC1 | 1989 | Active |
| Wildwood Forestry LLC | RGC | 2023 | Active |
| Willamette Crushing Co | CGC1 | 1976 | Active |
| Willamette Painting Solutions LLC | RGC | 2021 | Renew by Dec 15, 2026 |
| Willamette Valley Concrete LLC | RGC | 2025 | Active |
| Willamette Valley General Contractors Inc | RGC | 1993 | Active |
| Willamette Valley Pole Buildings LLC | RGC | 2025 | Active |
| William S Orme Construction LLC | RGC | 2020 | Active |
| Willow Grove Construction LLC | RGC | 2026 | Active |
| Wilson Homes Inc | RGC | 2006 | Active |
| Windwood Carpentry And Remodeling LLC | RGC | 2026 | Active |
| Wintercreek Construction Inc | RGC | 2013 | Active |
| Wizard Custom Builders LLC | RGC | 2026 | Active |
| Wood N Tines General Contractor LLC | RGC | 2020 | Active |
| Woodruff Homes LLC | RGC | 2013 | Active |
| Woodstone Structures LLC | RGC | 2012 | Active |
| Woolleys Refrigeration Contractors Inc | CGC2 | 2002 | Active |
| Work Of Art Pro Painting LLC | RGC | 2024 | Active |
| XL Excavation LLC | RGC | 2005 | Active |
| Xquizit Construction LLC | RGC | 2024 | Active |
| Yankee Built LLC | RGC | 2011 | Active |
| Young Guns Roofing LLC | RGC | 2020 | Renew by Nov 17, 2026 |
| Zahari Company | RGC | 1994 | Active |
| Zepeda Signature Interiors LLC | RGC | 2025 | Active |
| Ziegler Design Group LLC | RGC | 2019 | Active |
| Zuniga Construction LLC | RGC | 2017 | Active |