| 1m Enterprises Inc | B | 2021 | Active |
| 3fficient | B | 2003 | Active |
| 3p's Home Improvement Inc | B + C33 | 2019 | Active |
| A R C Custom Builders | B | 2005 | Active |
| A To Z Cutting The Edge | A | 2022 | Active |
| Aardvark Septic Systems | A, B | 2019 | Active |
| Adu O-Side | B | 2024 | Renew by Nov 30, 2026 |
| Advance Builders Inc | B | 2024 | Active |
| Ageless Engineering Corp | A | 2011 | Active |
| Algar General Contractors | B | 2024 | Active |
| All Construction Maintenance | B | 2025 | Active |
| All Sorts Plumbing | A, B + C8, C36 | 2000 | Active |
| American Pacific Constructors Inc | A, B | 2010 | Active |
| Anton's Construction | B | 2008 | Active |
| Art's Contracting Services Inc | B + C17 | 2020 | Active |
| Atkinson Finish Carpentry | B | 1997 | Active |
| Axellent Construction Inc | B | 2022 | Active |
| B H S Construction Inc | B | 1991 | Active |
| Bentley Builders | B | 1995 | Active |
| Bentley Stephen Construction | B | 2018 | Active |
| Best Rate Builders Inc | B | 2019 | Active |
| Blackheart Building Solutions | A, B | 2018 | Active |
| Bluewater Custom Builders Inc | B | 2024 | Active |
| Boonstra Construction Inc | B | 1998 | Active |
| BT Sheet Metal Inc | B + C43 | 1999 | Active |
| Buffalo Remodeling Inc | B2 | 2024 | Active |
| Build Masters Construction Inc | A, B + C10, C17, C36 | 2019 | Active |
| Burrill Contractors Inc | B | 2010 | Active |
| By The Water Builders Inc | B | 2026 | Active |
| C L T V T | B | 2016 | Active |
| Caball Corporation | B | 2011 | Active |
| California Renewable Project | B | 2018 | Active |
| Carlsbad Building & Remodeling LLC | B | 2025 | Active |
| Carlsbad Fix It Construction | B | 2026 | Active |
| Carson Richard Construction Inc | B | 2017 | Active |
| Cawkwell Construction Inc | B | 2021 | Active |
| Cedrus Custom Design LLC | B | 2026 | Active |
| Cfi Contracting | B + C15, C54 | 1989 | Active |
| Chazez Construction Services LLC | B | 2024 | Renew by Nov 30, 2026 |
| CJ Construction | B | 2017 | Active |
| Clark Built Co | B | 2026 | Active |
| CMM Contracting Inc | B + C2 | 2022 | Active |
| Command Construction Inc | B | 2021 | Active |
| Commercial Contracting Specialists Inc | B | 2024 | Renew by Nov 30, 2026 |
| Compass Remodeling Inc | B | 2025 | Active |
| Construction By Blue Sky Inc | B + D63 | 2012 | Active |
| Construction Concepts | B | 2017 | Active |
| Coral Builders Inc | B | 2007 | Active |
| Corey Fisher Construction LLC | B | 2012 | Active |
| Crafted Comfort Construction Inc | B | 2025 | Active |
| D M Building Inc | B | 2009 | Active |
| DG Contracting Corp | B + D06 | 2015 | Active |
| Doherty Charles Concrete Inc | A + C8, C13 | 1995 | Active |
| Dorado Enterprises | B | 2003 | Active |
| Dutch-Drain Inc | B + C27, C53 | 1981 | Active |
| East West Builders | B | 2016 | Active |
| Ec & Son's Construction Inc | B2 | 2026 | Active |
| Ecm Builders | B | 2016 | Active |
| Edosy Construction | B | 2025 | Active |
| Element Construction And Restoration | B | 2018 | Active |
| Endless Summer Heating & Air Conditioning Inc | B + C20 | 2008 | Active |
| Energy Excavations Inc | A | 2020 | Renew by Nov 30, 2026 |
| Excel Siding Inc | B | 2008 | Active |
| F And J General Construction Inc | B | 2025 | Active |
| Faris Construction Company | A, B + C8, C46 | 1977 | Active |
| Fire Mountain Home Improvement Inc | B | 2014 | Active |
| Flood Solutions Inc | B | 2014 | Active |
| Foldum Corp | B | 2026 | Active |
| Fortis Millworks Inc | B + C6 | 2023 | Active |
| Garcilaso Construction LLC | B | 2007 | Active |
| Globis Electrical Corporation | B + C10 | 2014 | Active |
| GNS Painting | B + C33 | 2020 | Active |
| Gomez Construction Company LLC | B | 2020 | Active |
| Gomez Signature Painting Inc | B + C33 | 2016 | Renew by Nov 30, 2026 |
| Greenfield Fence Inc | B + C13, C17, C29 | 1989 | Active |
| H G Royalty Construction Inc | B | 1990 | Renew by Nov 30, 2026 |
| H N S Services Inc | B + C39 | 2018 | Active |
| H2k Construction Inc | B | 2011 | Active |
| Hawkins Construction LLC | B | 2002 | Active |
| Hdez J Construction Inc | B | 2024 | Active |
| Hi-Point Construction Inc | B | 2003 | Active |
| Hotmop Showerpan Pro | B + D64 | 2016 | Active |
| HR Plumbing Inc | A, B + C20, C36 | 2012 | Active |
| Hudson Builders & Electric Corp | B + C10 | 2014 | Active |
| I C Integrity Construction Inc | B | 2007 | Active |
| Interior Expressions Design Build Corporation | B | 2022 | Active |
| J B General LLC | B | 2021 | Active |
| J G Nelson Construction Inc | B + C36, C54 | 2020 | Active |
| JNH Construction Inc | A, B + C33 | 2023 | Active |
| Jr Electric Construction | B + C10 | 2025 | Active |
| K M J Construction Inc | B | 1998 | Active |
| Kern Maintenance & Construction Corp | A + C10 | 1983 | Active |
| KLR Build LLC | B | 2026 | Active |
| Kuleana Construction Inc | B | 2016 | Active |
| Langston Construction Inc | B | 2018 | Active |
| Leboeuf And Biasotti Inc | B | 1980 | Active |
| Legner Construction Inc | B | 1987 | Active |
| Letizia Construction Inc | B | 2018 | Active |
| Lunstrum Windows & Doors | B + C17 | 2011 | Active |
| M C Construction | B | 2009 | Active |