| Ace Handyman Services South Bay | B | 2021 | Active |
| Aflalo Builders Inc | B | 2024 | Renew by Dec 31, 2026 |
| Aj & Son Construction Co | B | 2008 | Active |
| Alq Co Inc | B | 2008 | Active |
| American Construction Labor | B + C27 | 2025 | Active |
| Ameriflood Environmental Inc | B + D64 | 2021 | Active |
| Anastasi Construction Company Inc | B | 1974 | Active |
| Apex Turn Solutions Inc | B | 2026 | Active |
| Archer Building Group Incorporated | B | 2010 | Active |
| Ardan Construction | B | 1993 | Active |
| Arend & Associates Inc | B | 1994 | Active |
| Associated Design Services Inc | B | 1999 | Active |
| Av & G Home Services | B | 2025 | Active |
| Ayala Framing Inc | B | 2016 | Active |
| Bayspring Construction LLC | B | 2026 | Active |
| BBK Solutions Inc | B | 1996 | Active |
| Bella Engineering Corporation | A | 2017 | Active |
| Benson Construction Group Inc | B | 2015 | Active |
| Best Built Construction Inc | B | 2004 | Active |
| Blue Horizon Development Inc | B | 2024 | Active |
| Blue Mountain Development Inc | A, B | 2013 | Active |
| Bluejacket Developments LLC | B | 2026 | Active |
| Bravotics - Prevailing Wind Power | B | 2007 | Active |
| Brown A F Electrical Contractors Inc | B + C10 | 1992 | Renew by Dec 31, 2026 |
| Brutus Construction | B | 2021 | Active |
| Buildworks Inc | B + C33, D34, D63 | 2012 | Active |
| BVZ Construction | B | 2026 | Active |
| C & C Partners Design/Build Firm Inc | B | 1992 | Active |
| C & K Homes Inc | B | 2000 | Active |
| California Construction Group Inc | B + C9 | 2020 | Active |
| Campbell Building Solutions LLC | B | 2026 | Active |
| Cancino Concrete Inc | A + C8 | 2015 | Active |
| Casner J C Construction Inc | A, B | 2007 | Active |
| Certified Construction Group Inc | B | 2026 | Active |
| Choice Projects | B | 2019 | Active |
| Clear Vista Construction Corporation | B | 2008 | Active |
| Coast Elevation Inc | B | 2013 | Active |
| Coastal Creations Inc | B | 2005 | Active |
| Complete Demolition Inc | A, B + C21, D06, HAZ | 2019 | Active |
| Completion Contractors Inc | B | 2026 | Active |
| Cornerstone Construction Group Inc | B | 2001 | Active |
| Cudahy Equity Builders LLC | B | 2025 | Active |
| D C Development & Construction | A, B + C8, C15, C29 | 2009 | Active |
| Denton Developments Inc | B | 2009 | Renew by Nov 30, 2026 |
| Dmi Construction Inc | B | 2005 | Active |
| Dmiles Development LLC | A, B + C21 | 2008 | Active |
| Dori Custom Homes Inc | B | 2020 | Active |
| Dori Engineering Inc | A, B + C31 | 2016 | Active |
| Dream Woodwork Construction Inc | B | 2017 | Active |
| E & S Prime Builders Inc | B | 1991 | Active |
| Ebc Construction Inc | B | 2004 | Active |
| Elite Client Construction Inc | B | 2024 | Renew by Nov 30, 2026 |
| Elite H Z Construction Inc | B | 2018 | Active |
| Elliott / Drinkward Construction Inc | B | 1990 | Active |
| Emergency Response Restoration Of California Inc | B | 2026 | Active |
| Emperor Construction Inc | B | 2018 | Active |
| Empresas PCH Inc | B | 2025 | Active |
| Face Up Construction | B | 1992 | Active |
| Facility Maintenance Solutions Inc | B | 2026 | Active |
| Farrell Builders LLC | B | 2007 | Active |
| Folchi Construction Inc | B | 1990 | Active |
| G C C Development Co | B + C39 | 2015 | Active |
| Garnica Construction Services Inc | B | 1996 | Active |
| Glew Build & Co | B + C9 | 2010 | Active |
| Gold Star Engineering Inc | A | 2013 | Active |
| Goldman Construction | B | 2024 | Active |
| Great Pacific Builders LLC | B | 2012 | Active |
| Groundbreakers Design & Build Inc | B | 2023 | Active |
| Guideline Builders Inc | B | 2016 | Renew by Nov 30, 2026 |
| Harris Construction | B | 1990 | Active |
| Heck Of A Deal Handyman Inc | B | 2020 | Active |
| Hill CCM LLC | B | 2025 | Active |
| Hman Design & Construction Inc | B | 2008 | Active |
| Home Technique Inc | B | 2005 | Active |
| Homecon Inc | B | 2015 | Active |
| Hop To It Construction Inc | B | 2022 | Active |
| Innovation X Construction Inc | B | 2019 | Active |
| Innovision Construction | B + C36 | 2024 | Active |
| Inscapes Inc | B | 1983 | Active |
| Ioda Construction Inc | B | 2003 | Active |
| Ironwood Design And Build Corporation | B | 2024 | Active |
| J S E Construction Inc | B | 2010 | Active |
| JL Construction And Design LLC | B | 2021 | Active |
| JS Fine Constructor LLC | B | 2016 | Active |
| JSH Builders Inc | B | 2020 | Active |
| Katnik Corporation | B | 1992 | Active |
| Koofy Construction Inc | B | 2018 | Active |
| KSK Holdings Inc | B | 2010 | Active |
| La Rue General Contractors Inc | B | 2004 | Active |
| Lacey Malcolm D Construction Company Inc | B | 1989 | Active |
| Libiano Construction Inc | B | 2000 | Active |
| Lucio Construction Inc | B | 1983 | Active |
| Lyndee Inc | B | 2011 | Active |
| M D Q Custom Construction Inc | B + C17 | 2015 | Renew by Dec 31, 2026 |
| M J M Construction Inc | B | 1996 | Active |
| M R C A Development Group Inc | B | 2021 | Active |
| Majestec Premium Security Screens | B + D28, D52 | 2007 | Renew by Nov 30, 2026 |
| Mathis D Construction Inc | B | 1989 | Active |
| MC Keown Construction Inc | B | 1995 | Active |
| McDowell Jennifer Interiors Inc | B | 2010 | Active |