| 1 Source Electrical Inc | B + C10 | 2010 | Active |
| 3 Lopez Brother's Construction Corp | B | 2025 | Active |
| A A Sky Construction Inc | B | 2019 | Active |
| A N B Excavation Engineering Inc | A | 2011 | Active |
| A R Coatings Inc | B2 + C33 | 2023 | Active |
| Aaaffordable M H Construction Inc | B | 2005 | Active |
| Accessible Group Of Companies Inc The | B | 2023 | Active |
| Ace Contractors | B + C20, C36 | 1958 | Renew by Dec 31, 2026 |
| Aicon Solar | B + C10 | 2020 | Active |
| Airx Utility Surveyors Inc | A + C31 | 2004 | Active |
| All Inclusive Drywall | B + C9 | 2015 | Active |
| Alloway Plumbing LLC | B + C36 | 2024 | Active |
| Amazing Pools And Remodeling Inc | B + C53 | 1991 | Active |
| Ams Consulting And Design Inc | A + C13, C33, C54 | 2004 | Active |
| Angelo's Home Improvement & Restoration Inc | B + C36 | 2016 | Active |
| Apex Constructors Inc | A, B + C12 | 2023 | Active |
| Arch 2 Build Inc | A, B + C9 | 2020 | Active |
| Bair Hand Construction Inc | B | 2026 | Active |
| Baja Pacific | A, B + C27, C39, C49 +4 | 2005 | Active |
| Barber Bill Construction Inc | B | 2014 | Active |
| Baxter Pacific Construction Inc | B | 2025 | Active |
| BCB USA Inc | B | 2026 | Active |
| BCK Construction Inc | B + C10 | 2022 | Active |
| Bigotes Remodeling Inc | B2 | 2025 | Active |
| BMCC Inc | B | 2023 | Active |
| Bongiorno Construction Inc | B | 2021 | Active |
| Bryant / Norris Company The | A, B + C10 | 1991 | Active |
| Build Logic Consulting Inc | B | 2025 | Active |
| Building On The Rock | B2 | 2023 | Active |
| Built Pure Inc. | B | 2025 | Active |
| C C Equipment Rental Inc | A | 2010 | Active |
| California Commercial Coatings Inc | B + C33 | 2020 | Active |
| California Striping And Seal Coat Inc | B + C32 | 2021 | Active |
| Carroll Engineering & Construction | A | 2017 | Active |
| Casey C Landscape Construction Inc | A + C27 | 2013 | Active |
| Casitas Contracting Corporation | B + C6, C15, C54 | 1993 | Active |
| Center Home Improvement, LLC | B2 | 2024 | Active |
| Construction Real Estate Inc | B | 2026 | Active |
| Coutts Brothers Development Inc | B | 2021 | Active |
| Cowboys Construction | B + C39 | 2018 | Active |
| Curley's Building Services | B | 2008 | Active |
| Curran Brian Construction Inc | B | 2005 | Active |
| Custom Built Inc | B | 2019 | Active |
| Dcon Electric Inc | B + C10 | 2015 | Active |
| Delta Construction SD Inc | B | 2023 | Active |
| Design Developers Inc | B | 2007 | Active |
| Done Right! Handyman Services Inc | B2 | 2026 | Active |
| Double G Construction Inc | B | 2002 | Active |
| DVK Ortiz Contractors | B | 2025 | Active |
| E-Star Construction | B + C36 | 2023 | Active |
| Eg Creative Design Build Inc | B + C9 | 2021 | Active |
| Ehr Inc | B2 | 2023 | Active |
| Elliott Drilling Services Inc | A | 1992 | Active |
| Empire Pipeline | A + C36 | 1999 | Active |
| Finnegan Derek Inc | B | 1990 | Active |
| Firestone Builders Inc | A, B | 1991 | Active |
| Fredricks Electric Inc | B + C10 | 1982 | Active |
| Garage Vision Construction | B | 1993 | Active |
| George Jackson Construction Inc | B | 2024 | Active |
| Heinze Construction | B | 1989 | Active |
| Hernandez & Associates A Partnership | A | 2015 | Active |
| Hodgin Construction, Inc | B | 2012 | Active |
| Home Remodeling Center Inc | B | 2004 | Active |
| Home To Haven Transformations Inc | B | 2025 | Active |
| Honest Remodeling Co | B | 2024 | Active |
| Hutton Industries Inc | B + C54 | 2016 | Renew by Dec 31, 2026 |
| Hyperion GRP LLC | B + C10 | 2025 | Active |
| Iluminar Builders | B | 2019 | Active |
| Integrated Building And Design Solutions Inc | B + C39 | 2005 | Active |
| J M Montoya Jesus Inc | B + C9, C35 | 2017 | Active |
| J M W Custom Builders & Associates Incorporated | B + C5, C6 | 2004 | Active |
| Jackson Wa Construction And Son Inc | B | 2024 | Active |
| JB Home Improvement Inc | B + C33 | 2013 | Active |
| Johnson Eric Roof Systems Inc | B + C39 | 1992 | Active |
| Jre Builders Inc | B | 2020 | Renew by Dec 31, 2026 |
| Just Right General Home Improvement | B | 2019 | Active |
| KPM General Builders Inc | B | 2003 | Active |
| Kunzik & Sara Construction Inc | A, B | 2004 | Active |
| L T Construction Inc | A, B + HAZ | 2000 | Active |
| Land West Construction | B | 2008 | Active |
| Legacy Wholesale Flooring Inc | B2 + C15 | 2006 | Active |
| LGM Remodeling | B2 | 2026 | Active |
| Lucia Painting Inc | B + C33 | 1987 | Renew by Dec 31, 2026 |
| Lulling Construction Company | B | 2016 | Active |
| Lusardi Construction Co | A, B | 1962 | Active |
| Lux Landscape Design Inc | B + C27, C53 | 2013 | Active |
| Lyvayko Building Systems | B | 2014 | Active |
| M Bar C Construction Inc | B + C51 | 2005 | Active |
| MB Builders Inc | B | 1997 | Active |
| MC Kay General Contracting Inc | B | 1997 | Active |
| MG General Contracting Inc | A | 2020 | Active |
| Miller Dick Inc | A, B + C12 | 1979 | Active |
| Model Home Inc | B | 2009 | Active |
| My RC Home | B | 2013 | Active |
| Mz3d Inc | B | 2003 | Active |
| Nava Landscapes Inc | B + C27 | 2015 | Active |
| NCSD Handyman Services | B | 2024 | Active |
| Neuroth Construction Inc | A, B | 2020 | Active |
| New Era Electric LLC | B + C10 | 2020 | Active |
| NMS Construction Inc | B | 2022 | Active |