| A & B Elite Construction Inc | B | 2026 | Active |
| A Broad Builder Inc | B | 2022 | Active |
| A C Paving Company | A + C12 | 2006 | Active |
| A D Fence Company Inc | B + C13 | 2012 | Active |
| A M Builders & Remodeling Inc | B | 2017 | Active |
| Action Restoration Corporation | B + C9, C33 | 1993 | Active |
| Acuna Corp | A, B + C12 | 2004 | Active |
| Ad Elite Construction Inc | B | 2025 | Active |
| Advance Lighting & Electric Inc | B + C10 | 2013 | Active |
| Ag Builders Inc | B | 2013 | Active |
| Aguilar & Calderon Corporation | A, B | 2013 | Active |
| Allwest Development Co Inc | A, B | 2010 | Active |
| American Bros Construction Inc | B | 2026 | Active |
| Apex America Inc | B | 2006 | Active |
| Apex Custom Construction | B | 2017 | Active |
| Arcadi Construction Company Inc | B | 1983 | Active |
| B M V Construction | B + C8 | 2006 | Active |
| B R I C S Construction Inc | B | 2022 | Active |
| Built-Right Construction | B | 1998 | Active |
| Bull Resources Corp | A | 2025 | Active |
| C & C Construction And Remodeling | B | 2021 | Active |
| C C & T Construction Inc | B | 2017 | Active |
| Ca Plus Plumbing And Engineering Inc | A + C36 | 2017 | Active |
| California Building Concepts | B | 2023 | Active |
| Carl Procida Construction Inc | B | 2011 | Active |
| Centri Construction Corp | B + C54 | 2023 | Active |
| CGH Solutions | B | 2018 | Active |
| City Source Communications LLC | B + C7, C10 | 2025 | Active |
| Clear Choice Solutions | B + C17, C39 | 2015 | Active |
| Clemente Finish Carpentry Services | B + C6 | 2021 | Active |
| Coastline Contracting Inc | A | 1990 | Active |
| Connolly Construction Inc | B | 2021 | Active |
| Constructora Carrillo LLC | B | 2026 | Active |
| Corona Fueling & Electric Inc | A + HAZ | 2010 | Active |
| Custom Design General Construction Inc | B | 2018 | Active |
| D & J General Engineering | A | 2022 | Active |
| D & T General Contracting | B + C10, C36 | 1982 | Active |
| Dandurand & Sons Construction Corporation | B | 2013 | Active |
| De Niz Construction Services Inc | B | 2024 | Renew by Nov 30, 2026 |
| Desmakatejo General Construction. | B | 2025 | Active |
| Dorman Builders Inc | B | 2022 | Active |
| Dreamwork Engineering And Construction Inc | A, B | 2023 | Active |
| DS Construction And Engineering Inc | A, B + C12 | 2026 | Active |
| Dynamic Joe Construction Inc | B | 2017 | Active |
| E & A Design Construction Inc | B | 2019 | Active |
| Ec Development Group Inc | A | 2025 | Active |
| Ec Precise Designs Inc | B | 2009 | Active |
| Elite Builders & Design Inc | A, B | 2025 | Active |
| Elite Restoration & Construction LLC | B | 2023 | Active |
| Els General Building Inc | B | 2025 | Active |
| Emac Construction Inc | B | 2002 | Renew by Oct 31, 2026 |
| Equal Construction LLC | B | 2025 | Active |
| Fasone Construction Inc | A, B + C8, C9, C13 | 1998 | Active |
| Fixrs Construction | B | 2026 | Active |
| Flores Fermain Construction Inc | B | 2021 | Active |
| Freedom West Construction | B | 2010 | Active |
| G3 General Contractors Inc | B | 2025 | Active |
| GDL Best Contractors Inc | B + C33, C36, D16 +1 | 2001 | Active |
| GDL Construction Inc | B + C33 | 2003 | Active |
| General Engineering Services Of California | A | 2022 | Active |
| Genuine Construction | B | 2025 | Active |
| Gingerich Construction Inc | B | 2000 | Active |
| GL Plumbing Service | A, B + C10, C36 | 2023 | Active |
| Glo-Raa Inc | B | 2025 | Active |
| Gold Coast Builders LLC | B | 2023 | Active |
| Golden Pools & General Construction Inc | B + C53 | 2009 | Active |
| Golden Star Builders Inc | B + C39 | 2019 | Active |
| Golden Star Development Inc | B + C39 | 2007 | Active |
| Golden State Contractors | B + C10 | 2010 | Active |
| Goterra Construction Services LLC | B | 2026 | Active |
| Gutierrez Pipeline Inc | A, B | 2014 | Active |
| H & H Construction Services Inc | B | 1995 | Active |
| H & H Residential Construction Corp | B | 2024 | Active |
| H Rod Construction | B | 2025 | Active |
| Hallmark Construction Inc | A, B | 2004 | Active |
| HD Framing Construction Inc | B + C5 | 2018 | Active |
| Heritage Construction & Design | B | 1980 | Active |
| House Canvas Inc | B | 2026 | Active |
| I R D Construction | B | 2021 | Active |
| Innovative Playgrounds Company Inc | A, B + C10, C27, C36 +2 | 2017 | Active |
| Integral Space Inc | B | 2024 | Active |
| Ivory Pool Solutions Inc | B + C53 | 2022 | Active |
| J A R S And Associates Inc | B | 2020 | Active |
| J G I Inc | B + C33 | 2015 | Active |
| Jaac General Contractor | B | 2026 | Active |
| JGG & Son's Home Remodeling Inc | B2 | 2026 | Active |
| Jna Builds Inc | B2 | 2024 | Active |
| Joyland Construction Inc | B | 2005 | Active |
| JTC Construction Inc | A, B | 2014 | Active |
| Kimber Co LLC | B | 2007 | Active |
| L A Developing Inc | B | 2021 | Active |
| Legacy Partners General Construction Inc | B | 2023 | Active |
| Los Angeles Healthcare Developers | B | 1988 | Active |
| Luna R E Corp | B | 2019 | Active |
| M P G Construction Inc | B + C36 | 1981 | Active |
| Map Property Services Inc | B | 2015 | Active |
| Marin Brothers Builders | B | 2024 | Renew by Nov 30, 2026 |
| Marms Construction Company Inc | A, B | 2006 | Active |
| Martinez Builders Co | B | 2020 | Active |
| Martinez Construction | B | 2018 | Active |