| Jee's Construction LLC | B + D28 | 2026 | Active |
| JJ Be My Engineering Contractor Inc | A | 2026 | Active |
| JMZ Construction Inc | B | 2026 | Active |
| Johnny Nuckolls Construction Inc | B | 2019 | Active |
| Johnson's Environmental Corp | A, B + ASB, C10, C21 +1 | 2009 | Active |
| Jr. Swimming Pools & Spas Inc | B + C53 | 2024 | Active |
| K D Acoustics | B + C2, C10 | 1998 | Renew by Dec 31, 2026 |
| Kaza Remodeling Solutions | B, B2 | 2022 | Active |
| Ken's Construction Service Inc | B | 1984 | Active |
| Kenaston Flooring | B + C15 | 1979 | Active |
| L & Y Construction Group Inc | B | 2016 | Active |
| L C A Construction Inc | B | 2022 | Active |
| L C J Construction Company Inc | B + C9 | 2023 | Active |
| Lee & Sons Remodeling LLC | B2 | 2024 | Active |
| Lomas Construction Services Inc | B | 2023 | Active |
| Lyman Dan Construction Inc | B + D16, D28 | 2004 | Active |
| M A General Builders Inc | B | 2024 | Active |
| Macmar Construction | B | 2025 | Active |
| Mark Anthony General Contractor | B | 2025 | Active |
| Matute Construction | B | 2024 | Active |
| Mauna Custom Pools Inc | B + C8, C53 | 2015 | Active |
| MG Remodeling Service Inc | B | 2026 | Active |
| Miracle Workers 3 Inc | B + C15, C54 | 2026 | Active |
| Mon - May Company Inc The | B | 2008 | Active |
| Mora General Construction | B | 2025 | Active |
| MPG Construction LLC | A, B | 2005 | Renew by Nov 30, 2026 |
| MZ Home Renovation | B | 2022 | Active |
| N K Demolition | B + C21 | 2018 | Active |
| N-Tel Systems Inc | A + C7, C27 | 2021 | Active |
| Nationwide Construction Inc | A, B + C33 | 2014 | Renew by Nov 30, 2026 |
| New Generation Building Inc | B | 2026 | Active |
| Noah's Ark Moises Construction Inc | B | 2021 | Active |
| Nunez Maintenance Services LLC | B + C36 | 2022 | Active |
| Obrien Brothers Inc | A | 2021 | Active |
| Oc Improvement Inc | B | 2024 | Active |
| Ojm Enterprises Inc | B | 2023 | Active |
| Parco Contracting Co | A | 2026 | Active |
| Parco Engineering | A | 2020 | Active |
| Pb3 Construction | B | 2024 | Renew by Nov 30, 2026 |
| Peace J Builders | B | 2021 | Active |
| Peace Officers For A Green Environment | B + C53 | 2009 | Active |
| Pepe Moreno Construction Inc | B | 2020 | Active |
| Phoenix Construction Group | B | 2022 | Active |
| Pipe Jacking Unlimited Inc | A | 1993 | Active |
| Plumbing Pros Inc | B + C36 | 2026 | Active |
| Pools + Spas By Costom Builders Inc | B + C53 | 1977 | Active |
| Power Build Construction Inc | B | 2022 | Active |
| Pro Force Construction Inc | B | 2021 | Active |
| Pro Gen Restoration | B | 2026 | Active |
| Pro Werk General Builders | B | 2024 | Active |
| Pronto Construction Corp | B + C8 | 2026 | Active |
| R A Johnson Co Inc | B + C27, D49 | 2006 | Active |
| R Dependable Const Inc | B | 2010 | Active |
| RC Pro Construction Inc | B | 2024 | Active |
| RC Squared | B | 2025 | Active |
| RDR Contractors Inc | B | 2025 | Active |
| Recon-Nu Construction Inc | B | 2018 | Active |
| Reliable Property Preservation And Construction Inc | B | 2008 | Active |
| Resilient Contracting Solutions Inc | B | 2024 | Active |
| RN & Sons Construction Inc | B + C36 | 2021 | Active |
| Roi Design & Construction Inc | B | 2020 | Active |
| Rondy's Construction Inc | B + C17 | 2004 | Active |
| Rosas General Construction Inc | B | 2024 | Active |
| RRC Construction Solution Inc | B | 2026 | Active |
| Sabio Construction | B | 2021 | Active |
| Salazar Custom Construction | B | 2026 | Active |
| San Luis Concrete Corp | A, B + C8 | 2016 | Active |
| Sandoval General Builders Inc | B | 2025 | Active |
| SBD 909 Construction Inc | B | 2025 | Active |
| Sheftick Construction Services Inc | B | 2008 | Active |
| Socal Roofers | B + C39 | 2023 | Active |
| Sonco Construction Inc | B + C8 | 2008 | Active |
| Sono | B | 2025 | Active |
| South State Construction | B | 2026 | Active |
| Southwest Lift & Equipment Inc | A + D21, HAZ | 2009 | Active |
| Stater Bros Development Inc | B | 1983 | Active |
| Steinberg General Engineering LLC | A | 2021 | Active |
| Stud's Construction LLC | B | 2026 | Active |
| Su Linda Casa | B | 2023 | Active |
| Summit Restoration | B + C46 | 2020 | Active |
| Sun Quest Development Inc | B | 2000 | Active |
| T K Construction | A + C34 | 2002 | Active |
| Tafoya's Construction Inc | B | 2018 | Active |
| TBR Construction | B + C8 | 2024 | Active |
| Ten X Contracting Inc | B | 2023 | Active |
| Teque Construction Inc | B | 2025 | Active |
| Top Shelf Constructors | B | 2021 | Active |
| Tri County Pump Company | A + C57, D21 | 1998 | Active |
| Trujillo's General Builds | B | 2025 | Active |
| Tzamol Construction Inc | B2 | 2022 | Active |
| Underground Manholes | A + C42 | 1992 | Active |
| Upgrade California Construction | B | 2018 | Renew by Dec 31, 2026 |
| Vega General Building Contractors | B + C20 | 2018 | Renew by Nov 30, 2026 |
| Velazquez Investment & General Contracting | B | 2022 | Active |
| Verdant Landscape Services Inc | B + C27 | 2017 | Active |
| W Wood & Associates Development Inc | A, B + C27 | 2010 | Active |
| Watermarke Homes L L C | B | 2013 | Active |
| Weka Inc | A | 1993 | Active |
| West Coast General Services Inc | B | 2021 | Active |
| Westpoint Construction Inc | B | 2026 | Active |