| 209 Pavement | B | 2009 | Active |
| 3 Diamonds Construction Inc | B | 2019 | Active |
| 7/11 Materials Inc | A | 1995 | Active |
| A - 1 Glass Co | B | 1988 | Active |
| A 2 Z Construction & Maintenance LLC | B | 2009 | Active |
| A A Engineering | A | 2024 | Active |
| A F M Services Inc | B | 2012 | Active |
| A L Affordable Inc | B | 2006 | Active |
| Aca Remodeling Inc | B2 | 2024 | Active |
| Accelerated Engineering Management Inc | A | 2021 | Active |
| Acme Construction Company Inc | B | 1957 | Active |
| Aggressive Construction & Project Management Inc | B | 2008 | Active |
| Air Heroes | B | 2007 | Active |
| Air Tech Services Inc | B | 2007 | Active |
| Akriveia General Engineering | A | 2026 | Active |
| All About Kitchens | B | 2013 | Active |
| Allred Brothers Construction | B | 2023 | Active |
| Ameri-Pride C&C Inc | B | 2025 | Active |
| American Choice Enterprises Inc | A, B | 2016 | Renew by Nov 30, 2026 |
| American Eagle Environmental Inc | B | 2014 | Renew by Oct 31, 2026 |
| American Pavement Systems Inc | A | 2010 | Active |
| American Quality Industrial Construction Inc | B | 2018 | Active |
| American Restoration Water Fire & Mold Damage | B | 2025 | Active |
| American System Controls And Integration Inc | A | 2012 | Active |
| Anaya Elite Renovation & Construction Inc | B | 2024 | Active |
| Areco Building Construction Inc | B | 2022 | Active |
| Arellano Construction Solution Inc | B | 2026 | Active |
| Art Framing LLC | B | 2025 | Active |
| Artcad Builders Inc | B | 2016 | Active |
| Ashby J Construction Inc | B | 2012 | Active |
| Assa General Engineering | A | 2026 | Active |
| Baijan Construction Inc | B | 2019 | Active |
| Bairos Joe Construction | B | 2005 | Active |
| Baron's Construction Services Inc | B | 2018 | Active |
| Barron Brothers Building Inc | B | 2025 | Active |
| Bath Man Plumbing | B | 2023 | Active |
| Bay-Valley Groundworks Inc | A, B | 2015 | Active |
| Bayith Builders Inc | B | 2026 | Active |
| Bear State General Contracting LLC | B | 2024 | Active |
| Belmonte Construction | B | 2026 | Active |
| Beltran E Services Incorporated | B | 2017 | Active |
| Better Home Pros LLC | B2 | 2024 | Renew by Nov 30, 2026 |
| Black Pearl Mechanical | B | 2026 | Active |
| Bnk's Investments Inc | B | 2026 | Active |
| Boxwood Home Renovations | B | 2022 | Active |
| BPF Construction Inc | B | 2024 | Active |
| Bright Development | B | 1977 | Active |
| Building Resources Inc | B | 2009 | Active |
| Bush Chuck Construction Inc | B | 2018 | Active |
| C L Construction | B | 2021 | Active |
| C M Construction And Maintenance Inc | B | 2012 | Active |
| Calheta & Co Remodeling | B | 1986 | Active |
| California Building Structures Inc | A, B | 2007 | Active |
| California Home Renew Inc | B | 2018 | Active |
| Callco Inc | B | 2007 | Active |
| Canyon G C | B | 2014 | Renew by Nov 30, 2026 |
| Capitol Door & Window | B | 2023 | Active |
| Cardol Construction Inc | B | 2020 | Renew by Nov 30, 2026 |
| Cencal Mechanical Heating & Air Inc | B | 2005 | Active |
| Center State Construction Inc | B | 2020 | Renew by Nov 30, 2026 |
| Central Valley Relocatable Installers Inc | B | 1988 | Active |
| Champion Industrial Contractors Inc | B | 1958 | Active |
| Chavez Engineering Inc | A | 2022 | Active |
| Citizen Corporation | A | 2004 | Active |
| Clearpath Energy Inc | B | 2026 | Active |
| Coit Services | B | 1993 | Active |
| Color's Construction Inc | B | 2017 | Active |
| Condition 411 Corporation | B | 2025 | Active |
| Crystal King Water Conditioning Company | B | 1977 | Active |
| CTC Engineering And Construction Inc | A | 2023 | Active |
| Cummins Contracting And Supply Company A California Corporation | B | 1992 | Active |
| Custom Woodworks Inc | B | 1991 | Renew by Nov 30, 2026 |
| Cutting Edge Surfaces Inc | B | 2024 | Active |
| CVD Construction Inc | B | 2024 | Active |
| David's All Construction Company | B | 2025 | Active |
| Dbreeze Direct Incorporated | B | 2007 | Active |
| De Hart Plumbing Heating & Air Inc | B | 1996 | Active |
| De Loza Construction Inc | B | 2018 | Active |
| Dean Commercial Inc | B | 2008 | Active |
| Dehart Company The | B | 2023 | Active |
| Delgados Tile Corp | B | 2021 | Active |
| Diehl Building Services Inc | B | 1986 | Active |
| Direct Flooring & Home Construction Inc | B | 2012 | Active |
| Don's Mobile Glass Inc | B | 1979 | Active |
| Doncam Consulting LLC | B | 2014 | Active |
| Dream Finder Construction Inc | B | 2020 | Active |
| Dumont Construction Inc | B | 2013 | Active |
| Dycus Heating And Air Conditioning Inc | B | 2001 | Active |
| Dynamic Building And Restoration | B | 2019 | Active |
| Dynamic Pavement Inc | A | 2025 | Active |
| E T Abatement Inc | B | 2000 | Active |
| E.Z Builders | B | 2021 | Active |
| Ea Builders LLC | B | 2025 | Active |
| El Tigre Construction Inc | B | 2019 | Active |
| Elevation General Building Inc | B | 2024 | Renew by Oct 31, 2026 |
| Elite Builders Ix Corp | B | 2012 | Active |
| F & E Renovations Inc | B2 | 2025 | Active |
| F C Construction Inc | B | 2016 | Active |
| Flying Turtle Cast Concrete | B | 1988 | Renew by Oct 31, 2026 |
| Ford Allen Construction Inc | B | 2020 | Active |