| A Frame Building Group Inc | B | 2022 | Active |
| A I A Construction Inc | B | 2007 | Active |
| A R Pacific Construction | B | 2025 | Active |
| A&W Builders Inc | B | 2026 | Active |
| Abc Home Construction | B | 2024 | Active |
| Adermatt Charles J Inc | B + C10 | 1988 | Active |
| Apex CFM LLC | B | 2025 | Active |
| Aquatic Technologies | A, B + C53, D06 | 1997 | Active |
| Ar Remodeling Services | B + C15 | 2019 | Active |
| Arc Construction And Design Inc | B | 2015 | Active |
| Associated Construction Services Inc | B + C8 | 2004 | Active |
| B & D Infrastructure Solutions LLC | B | 2026 | Active |
| Barnyard Specialties LLC | B | 2023 | Active |
| Barragan Builders LLC | B | 2024 | Active |
| Base Structural Inc | A, B | 2025 | Active |
| BD Quality Construction & Remodeling Inc | B | 2024 | Renew by Dec 31, 2026 |
| Beach Cities Roofing Inc | B + C39 | 1994 | Active |
| Benchmark Remodel | B | 2026 | Active |
| Blackwater Building Co | B | 2026 | Active |
| Botros Construction Inc | B + C33 | 1995 | Active |
| Bristlecone Structures Inc | A, B + C10 | 1979 | Active |
| Bristol Development & Construction Company Inc | B | 2002 | Active |
| Buildpro | B + C15 | 2018 | Active |
| Capo A General Contracting | A, B | 2021 | Active |
| Cardoza And Son Construction Inc | B | 2026 | Active |
| Century Ent Inc | B + C10, C33 | 2007 | Active |
| Coastal Current Electric Corp | B + C10 | 2004 | Active |
| Coastal Mouldings Inc | B + C6 | 2015 | Active |
| Contractor Orange County Inc | B | 2025 | Active |
| D P Diaz Construction Inc | B | 2018 | Active |
| Dai General Contracting | B | 2005 | Active |
| Danner Construction Inc | A + HAZ | 2011 | Active |
| Daystar Builders Inc | B | 1982 | Active |
| Dh3 Surfacing Inc | B + C54, D06 | 2007 | Active |
| El Mar Builders Inc | B | 2025 | Active |
| Ellerman Outdoor LLC | B | 2022 | Renew by Dec 31, 2026 |
| Empower Renewable Energy Development Inc | B + C10 | 2024 | Active |
| Everett Anthony Development Inc | B | 2005 | Active |
| Evocal | B | 2024 | Active |
| Fish Robert & Associates Inc | B | 1983 | Active |
| Fowler Pete Construction Services Inc | B | 1995 | Active |
| Friess Property Company | B + ASB | 2004 | Active |
| Gabay Dave General BLDG Contractor Inc | B | 1988 | Active |
| Getchell & Garborg Remodelers Inc | B | 1990 | Active |
| Ghmca LLC | A, B | 2026 | Active |
| Golden Don R & Jeffrey M Golden | A, B | 2003 | Active |
| Gopher Pacific Construction Inc | B | 2021 | Active |
| Greenstone Materials Inc | A | 2010 | Renew by Dec 31, 2026 |
| Greystone Contractors Inc | B + ASB, C39 | 2016 | Active |
| Hilltop Homes Construction Inc. | B | 2024 | Active |
| Holt R B Inc | A + C21 | 2002 | Active |
| J's & J's Construction Inc | B | 2024 | Active |
| Jarvis Restoration LLC | B | 2019 | Active |
| Joseph C Steelman General Contractor LLC | B | 1988 | Active |
| Jr Construction Consultant | B | 2026 | Active |
| Karger Corporation | B | 1989 | Active |
| Laguna Niguel Construction Inc | B | 2026 | Active |
| Loft Builders Inc | B | 2024 | Active |
| Logan Homes Inc | B | 2003 | Active |
| Lopez A C Construction Inc | B | 2016 | Active |
| M S D Construction Inc | B | 2001 | Active |
| Macbeth Woodwork Inc | A, B | 2019 | Active |
| Maurer Company The | B | 1990 | Active |
| Maurer Development Co | B | 1971 | Active |
| Maurer Property Managament Group Inc | B | 2023 | Active |
| Michael J Tile Inc | B + C54 | 2001 | Active |
| Mission Commercial Properties Inc | B | 2015 | Active |
| Mr Quality Construction Inc | B | 2021 | Active |
| MZ Remodeling Construction | B + C54 | 1991 | Active |
| Nelson Kyle Construction Inc | B | 2017 | Active |
| Oneplus Electric | B + C10 | 2022 | Renew by Dec 31, 2026 |
| Oppenheimer National | A, B + D12, D34 | 2022 | Active |
| P R C Builders Inc | B | 2014 | Active |
| Pacific Tank & Construction Inc | A + C33 | 1992 | Active |
| Pacifico Construction LLC | B | 2024 | Active |
| Peninsula Building Group Inc | B | 2011 | Active |
| Penn Gulch Builders Inc | B | 2007 | Active |
| Porter's Equipment Rental Inc | A, B | 2002 | Active |
| Precision Wallcovering & Painting | B + C33, D29 | 1985 | Active |
| Prime Roofing | B + C39 | 2025 | Active |
| Proman Construction Services Inc | B | 2016 | Active |
| R D Keast Construction Inc | B | 1981 | Active |
| R M V Realty Inc | A | 1998 | Active |
| Reef H M Construction | B | 2026 | Active |
| Reeltime Sight & Sound | B | 2026 | Active |
| Regatta Development Inc | B + C10 | 2012 | Active |
| Reynolds D P Corporation | A + C12, C27 | 2001 | Active |
| Ricker Mike Construction Inc | B | 2009 | Active |
| Riviera Building & Design Inc | A, B + C15, C33 | 2006 | Active |
| Rockwood Construction Builders LLC | B | 2024 | Active |
| S N L Enterprises Inc | B + C36 | 2012 | Active |
| S S Mechanical Construction Corp | A + HAZ | 2017 | Active |
| S&S Home Improvement Inc | B | 2021 | Active |
| Scott Builders Inc | B | 2011 | Active |
| Solstis Construction Inc | B | 2019 | Active |
| Stonepeak Construction Corporation | B | 2023 | Active |
| Summit Environmental Contractors | A + C21, C57, HAZ | 2009 | Active |
| Sunset Coast Remodels LLC | B | 2026 | Active |
| Szemenyei Construction Inc | B | 1986 | Active |
| T N T Contractors Inc | B | 1996 | Active |