| 24 / 7 Pro Construction Inc | B | 2013 | Active |
| 4dream Builders Inc | B | 2024 | Active |
| A & M Rehab Construction Inc | B | 2007 | Active |
| A 2 M Contractors Inc | B + C39 | 2010 | Active |
| A 3 Remodeling | B | 2024 | Active |
| A And F Landscape Corporation | B + C8, C27 | 2008 | Renew by Nov 30, 2026 |
| A E Building Inc | B + C20 | 2016 | Active |
| A E D C Engineering & Construction | A | 2021 | Active |
| A J West Coast Construction Inc | B + C8 | 2023 | Active |
| A R Concrete | B + C8 | 2022 | Active |
| A V A Design & Build | B | 2022 | Renew by Nov 30, 2026 |
| A&C Construction Managment | A, B | 2024 | Active |
| Aarce Building Company | B | 2025 | Active |
| Ab Home Repairs Inc | B2 | 2024 | Active |
| Able Heating & Air Conditioning Inc | B + C20, C43 | 1984 | Renew by Dec 31, 2026 |
| Acv Arc Builders LLC | B | 2026 | Active |
| Alcala Builders Inc | B | 2023 | Active |
| All American Building Services Enterprise Inc | B + C36 | 2020 | Active |
| All Repair Hvacr Inc | B + C20 | 2025 | Active |
| Alpha Advantage Home Builders Inc | B | 2026 | Active |
| Amc General Engineering Inc | A | 2022 | Active |
| Amp Design Construction | B | 2021 | Active |
| Arambula Construction Inc | B | 2022 | Active |
| Arevalos General Contracting Inc | B | 2020 | Active |
| Arimathea Corp | A, B | 2022 | Active |
| Armor Home Remodels Inc | B | 2021 | Active |
| Army Ant Premium Excavation Services Inc | A | 2018 | Active |
| As Builders Inc | B | 2024 | Active |
| Auscal Construction | B | 2022 | Renew by Nov 30, 2026 |
| B V M Construction Inc | B | 2014 | Active |
| Banaga Construction Inc | A + C20 | 2012 | Active |
| Basecamp Construction Co | B | 2021 | Active |
| BC Design And Construction Inc | B | 2025 | Active |
| Bello's Construction Co | B | 2026 | Active |
| Benchmark Builders | B | 2014 | Active |
| Best Home Kitchen & Bath Remodeling Inc | B | 2022 | Active |
| Black Deer Construction Inc | B + C33 | 2021 | Active |
| Blue Lion Construction Inc | B | 2024 | Active |
| Blue Wave Construction Consulting & Design Inc | B | 2026 | Active |
| Blue Wave Contracting | B | 2025 | Active |
| Bold Builds Construction Inc | B | 2024 | Active |
| Bonilla Construction SD Inc | B | 2006 | Active |
| Bonita Pipeline Inc | A, B + C34, C36 | 2003 | Active |
| Borbonio-Rosas General Contractor Inc | B | 2025 | Active |
| Bpa Construction Inc | B | 2024 | Active |
| Brighthaus Contracting LLC | B + C10, C20 | 2026 | Active |
| Bueno Construction & Development Inc | B | 1993 | Active |
| C & E Construction | B | 2022 | Active |
| C & L Construction And Remodeling Inc | B + C54 | 2019 | Active |
| C M T Engineering Inc | A, B + C10, C36 | 2010 | Active |
| C&L Construction | B | 2003 | Active |
| Cabrales Construction Inc | B | 2006 | Active |
| Cal Coast Construction & Restoration Inc | B + C15 | 2024 | Renew by Dec 31, 2026 |
| Cali Custom Woodworks Inc | B | 2024 | Renew by Nov 30, 2026 |
| California Custom Builders Inc | B + C6 | 2004 | Renew by Nov 30, 2026 |
| Carvel Services L L C | A | 2025 | Active |
| Cast Remodeling Inc | B2 | 2023 | Active |
| CBG Remodeling Inc | B2 | 2026 | Active |
| CC General Contractor Inc | B | 2024 | Active |
| Certex Construction | B + C33, D41 | 2024 | Active |
| CGM Construction Inc | B | 2026 | Active |
| Chavez Sal Construction Corp | B | 2022 | Active |
| Cioe Construction Inc | B + C8, C13 | 2020 | Active |
| Coastal Flooring | B + C15, C54 | 1995 | Active |
| Combs Construction Services Inc | B | 2015 | Active |
| Complete Mep | B | 2025 | Active |
| Concrete Casters Corp | B + C8 | 2021 | Active |
| Consulting + Construction | B | 2025 | Active |
| Contreras Engineering & Remodeling Inc | A, B + C10, C36 | 2012 | Active |
| Coti Developments Inc | B | 2005 | Active |
| Crarco Construction Co Inc | B | 2019 | Active |
| Crown And Legacy Building Company Inc | B | 2025 | Active |
| Custom Home Renovations | B2 | 2022 | Active |
| Customcrete Concrete Inc | B + C8, C29 | 2004 | Active |
| CV Construction And Restoration Services | B | 2023 | Active |
| D N R Quality Construction | B | 2015 | Active |
| D'Zul Heating & Air Conditioning Inc | B + C20 | 2020 | Active |
| D-Sign Construction Inc | B2 | 2024 | Active |
| De Leon General Construction Company | B | 2024 | Renew by Dec 31, 2026 |
| Del Mar Environmental & Construction Services Inc | A, B + C27, HAZ | 2006 | Active |
| Deleren Construction | B | 2020 | Active |
| Design Square | B | 2013 | Active |
| Diamante Design & Build LLC | B | 2026 | Active |
| Direct Renovations | B + C54 | 2026 | Active |
| Dom-Ark Inc | A, B | 2025 | Active |
| Dreambuilders Construction LLC | B | 2025 | Active |
| Dynamic Build & Remodel | B | 2023 | Active |
| Dynamic Contracting Services Inc | B + C10, C20, C43 | 1997 | Active |
| E 3 J Construction And Electric | B + C10 | 2019 | Active |
| E C Construction | A, B | 2023 | Active |
| E R H Construction & Remodeling | B + D28 | 2019 | Active |
| E Z Solar Electric Inc | B + C10, C39 | 2010 | Active |
| E Z Water Damage Restoration Services | B | 2018 | Active |
| Ecdm Construction Inc | B | 2023 | Active |
| Edrios Construction Corp | B | 2026 | Active |
| Element Design Build Inc | B | 1998 | Active |
| Elite Restoration & Building Services Inc | B | 2018 | Renew by Nov 30, 2026 |
| Encor Construction & Restoration | B, B2 | 2022 | Active |
| Enercon Engineering Inc | A | 2007 | Active |
| Espino Family Construction | B | 2025 | Active |