| Top Shelf Construction LLC | RGC | 2019 | Active |
| Topia Drywall Construction LLC | RGC | 2022 | Active |
| Topline Tree Service LLC | RGC | 2021 | Active |
| Torched Alloy Designs Inc | RGC | 2022 | Active |
| Total Home LLC | RGC | 2026 | Active |
| Tough Roofing LLC | RGC | 2015 | Active |
| Town Home Inspections LLC | RGC | 2021 | Active |
| Town PDX LLC | RGC | 2019 | Active |
| TP Renovations LLC | RGC | 2018 | Active |
| Trace Brash Construction LLC | RGC + LBPR | 2018 | Renew by Nov 9, 2026 |
| Trade Waters Painting Company LLC | RGC | 2026 | Active |
| Trane US Inc | CGC1 | 1999 | Active |
| Tranquility Heating And Cooling LLC | RGC | 2023 | Active |
| Transco Industries Inc | CGC1 | 1992 | Active |
| Transformation Roofing Xtream LLC | CGC2, RGC | 2025 | Active |
| Tree Fort Electric LLC | RGC | 2026 | Active |
| Tree Style Arbor Care LLC | RGC | 2011 | Active |
| Trees To Sea Carpentry LLC | RGC | 2021 | Active |
| Tri Cord Enterprises LLC | CGC2 | 2020 | Renew by Dec 22, 2026 |
| Tri Fold Cord Construction LLC | CGC2, RGC | 2016 | Active |
| Triangle Bar Group LLC | RGC + LBPR | 2025 | Active |
| Tricks Of The Trades Inc | RGC + LBPR | 2010 | Active |
| Tricraft Collective LLC | RGC | 2025 | Active |
| Trieu Construction LLC | RGC | 2021 | Active |
| Trinity Flooring Inc | CGC2, RGC + LBPR | 2013 | Active |
| Triple Crown Tile LLC | RGC | 2023 | Active |
| Triple SSS Construction Company | RGC + LBPR | 2026 | Active |
| Tron Construction LLC | RGC | 2023 | Active |
| Tross LLC | CGC2, RGC | 2017 | Active |
| Tross Operating Engineers LLC | CGC1, RGC | 2026 | Active |
| Truax Builders Supply Inc | RGC + LBPR | 2010 | Active |
| True Blue Construction Inc | RGC + LBPR | 2019 | Active |
| True Craft Renovations LLC | RGC + LBPR | 2025 | Active |
| True Grit LLC | RGC | 2024 | Active |
| True Line Contracting LLC | RGC | 2026 | Active |
| True Love Construction LLC | RGC | 2025 | Active |
| True Temp Heating & Cooling LLC | RGC | 2025 | Active |
| True To Form NW LLC | RGC | 2018 | Active |
| True Transformation LLC | RGC | 2026 | Active |
| True Wood LLC | RGC | 2025 | Active |
| Trueair PDX LLC | RGC | 2026 | Active |
| Truenorth LLC | RGC | 2023 | Active |
| Truetone Premier Painting LLC | RGC | 2026 | Active |
| Tsma Home Services LLC | RGC | 2026 | Active |
| Tuff & Stuff General Contractor LLC | RGC | 2025 | Active |
| Turfland Innovations LLC | RGC | 2020 | Active |
| Turner Construction Company | CGC1 | 1990 | Active |
| Turner Home Maintenance LLC | RGC | 2011 | Active |
| TVV LLC | RGC | 2023 | Active |
| TW 001 LLC | RGC + LBPR | 2025 | Active |
| Twin Peaks Construction Inc | CGC2, RGC | 2022 | Active |
| Two Bone LLC | RGC + LBPR | 2023 | Active |
| Two Brothers Roofing LLC | RGC | 2023 | Active |
| Two Mountain Company LLC | RGC | 2016 | Renew by Dec 16, 2026 |
| Two Saws Carpentry & Metalwork LLC | RGC | 2022 | Active |
| Two States Roofing LLC | RGC | 2018 | Active |
| Ultimate Choice LLC | RGC + LBPR | 2010 | Active |
| Ultimate Oregon Painting LLC | RGC | 2019 | Active |
| Ultimate Wood Renewal LLC | CGC2, RGC + LBPR | 2025 | Active |
| Uni Kraft Cabinet Inc | RGC | 2018 | Active |
| Unicity Craft Build LLC | RGC | 2023 | Active |
| Union General Contractors LLC | RGC | 2024 | Active |
| Union Painting LLC | CGC2, RGC + LBPR | 2007 | Active |
| Union Sign Company LLC | CGC2 | 2025 | Active |
| United Interior Contractors LLC | RGC + CSC1 | 2014 | Active |
| Unitedengineparts Inc | CGC2, RGC | 2020 | Renew by Dec 8, 2026 |
| Universal Applicators Inc | CGC2, RGC | 1990 | Active |
| Up To Speed LLC | RGC + LBPR | 2021 | Active |
| Updawg Painting LLC | RGC | 2021 | Active |
| Upper V Custom Coatings LLC | RGC + LBPR | 2011 | Active |
| Upwardly Mobile Construction LLC | RGC + LBPR | 2025 | Active |
| Urban Axis Design & Build LLC | RGC | 2025 | Active |
| Urban Cabin Woodworks LLC | RGC | 2019 | Active |
| Urban Construction Solutions LLC | RGC | 2022 | Active |
| Urban Design Build Company | RGC + LBPR | 2013 | Active |
| Urban Lumberjack LLC | RGC | 2026 | Active |
| Urban Revival LLC | RGC | 2007 | Active |
| Urban&Co LLC | RGC | 2026 | Active |
| Usher Construction Company Inc | CGC2, RGC | 1991 | Active |
| Utopia Management Inc | RGC | 2022 | Active |
| V & A Construction Pro LLC | RGC | 2021 | Active |
| V & M Renovations LLC | CGC2, RGC | 2013 | Active |
| V & Y LLC | RGC | 2017 | Active |
| V Elite Tile LLC | RGC | 2024 | Active |
| Vacuflo Northwest LLC | RGC | 2025 | Active |
| Vail Construction LLC | RGC | 2025 | Active |
| Valenta Construction & Carpentry LLC | RGC | 2026 | Active |
| Valhalla Custom Homes LLC | RGC | 2013 | Active |
| Valley Access Systems LLC | RGC | 2025 | Active |
| Valley Shades Inc | CGC2, RGC | 2020 | Active |
| Valley To Summit Inc | RGC | 2019 | Active |
| Valpro Services LLC | RGC | 2025 | Active |
| Vandan Hardwood Floors LLC | RGC | 2023 | Active |
| Vander Heide Building And Design LLC | RGC | 2023 | Active |
| Vanderkin Construction LLC | CGC2, RGC | 2021 | Active |
| Vanport Marine Inc | CGC2 | 2003 | Active |
| Vanport Remodeling & Construction LLC | RGC | 2022 | Active |
| Vantage Home Builders Inc | RGC | 2025 | Active |
| Varten Heating And Cooling LLC | RGC | 2026 | Active |
| Vaxel Construction LLC | RGC | 2022 | Active |