| 3p Landscape | A, B + C10, C27, D12 +1 | 2019 | Active |
| 4 Corners Inc | A, B + HAZ | 2022 | Active |
| A Cut Above Construction Pools & Landscape Inc | B + C27, C53 | 1993 | Active |
| A M P Manufactured Home Specialist Inc | B + C42, C47 | 2014 | Active |
| Accurate Leak Locators Inc | B + C36 | 2004 | Active |
| All Made Construction | B + C6 | 2020 | Active |
| All Out Construction Inc | A, B | 2025 | Active |
| Amex General Construction | B | 2025 | Active |
| Artisan Construction Company Inc The | B | 2025 | Active |
| Barlow Engineering | A | 2005 | Active |
| Bat Systems Incorporated | B | 2016 | Active |
| Battey Construction Services | A | 2026 | Active |
| Bear Paw Construction Inc | B | 2026 | Active |
| BN Superior Construction | B | 2024 | Active |
| Breakthrough Deconstruction | A, B + C21, D63 | 2017 | Active |
| Cali Flood Residential Remodeling | B2 | 2026 | Active |
| California Building Contracting | B | 2016 | Active |
| California Coast Restoration & Construction | B | 2026 | Active |
| Centerline Equipment Inc | A | 2021 | Active |
| CTF Builders Inc | B | 2022 | Active |
| CTS General Contracting | B | 2026 | Active |
| D & R Waterproofing & Painting Service Inc | B + C33 | 2023 | Active |
| D A F Construction LLC | B | 2020 | Active |
| Davcon General Contractor Inc | B | 1988 | Active |
| Dga Construction Inc | B | 2025 | Active |
| Duffy General Engineering Inc | A, B + C8 | 2024 | Active |
| Duffy Underground Inc | A, B + C8 | 2026 | Active |
| Durabuild | A, B + C16, C36 | 2000 | Active |
| DZZC Enterprises Inc | B + C12, C21, D64 | 2024 | Active |
| Elite Framing Crews LLC | B | 2020 | Active |
| Elliott Construction Corp | B | 2024 | Active |
| Eom Construction Inc | B | 2024 | Active |
| Erro Construction Inc | B | 2019 | Active |
| Ever Built Structures Inc | B | 2023 | Active |
| Faith Utility Installation Inc | A | 2013 | Active |
| FM General Contractors Inc | B | 2006 | Active |
| Fusion Design & Build Inc | B | 2021 | Active |
| Galan's Construction & Maintenance | B | 2022 | Active |
| General Contracting Company Inc | B | 2025 | Active |
| GMG Remodeling | B2 | 2024 | Active |
| Goliath Construction Contracting Inc | A | 2026 | Active |
| Gonza's Construction Inc | B | 1998 | Active |
| Green Construction Socal LLC | B + D28, D34 | 2023 | Active |
| Hall & Sons Construction | B + C33 | 2015 | Active |
| HB Shotcrete Inc | B + D06 | 2022 | Active |
| Inland Valley General Engineering LLC | A | 2022 | Active |
| J Herbst Construction | B | 2025 | Active |
| Johnson Built | B | 2024 | Active |
| Jones J S Construction Inc | B + C10 | 2017 | Active |
| JT West Construction Inc | B + C49 | 2024 | Active |
| Kenco Construction | B + C10 | 2024 | Active |
| KM Patio Covers | B | 2010 | Active |
| Kyle Claveau Construction Inc | A | 2023 | Active |
| L & L Restoration Services Inc | B + D64 | 2023 | Active |
| LRB Solutions Inc | B + C36 | 2024 | Active |
| M3 Grading And Excavation Inc | A | 2022 | Active |
| Martell Home Improvements Inc | B + C15 | 2021 | Active |
| Mavic Construction | B | 2025 | Active |
| Maxi Handy LLC | B | 2026 | Active |
| MBC Construction Inc | B | 1998 | Active |
| MC Builders Inc | B | 2022 | Active |
| McCi | B | 2026 | Active |
| Meterman Inc | A + C10, C16, C36 | 1996 | Renew by Oct 31, 2026 |
| Mikho Construction Inc | B | 2023 | Active |
| Montano Excavation LLC | A | 2026 | Active |
| Moreno Heritage Construction LLC | B | 2022 | Active |
| Mr Brent's Construction Corp | B | 2026 | Active |
| MWB Construction LLC | B | 2022 | Active |
| My Electrician Inc | B + C10 | 2015 | Active |
| Next Generation Builders | B | 2024 | Active |
| Onix Construction LLC | B | 2026 | Active |
| Pacific West Maintenance | B + C10 | 2003 | Active |
| Paxtle Construction Inc | B | 2019 | Active |
| Phillips T Construction Inc | B + C10 | 2000 | Active |
| Pinnacle Property Services Inc | B | 2010 | Active |
| Precision Repair Works Inc | B + C10, C36 | 2011 | Active |
| Premium Sunrooms Construction | B | 2024 | Active |
| Provision General Construction LLC | B | 2022 | Active |
| Quad County Construction | B | 2017 | Active |
| Quality Custom Pools Inc | B + C53 | 2001 | Active |
| R H Construction Enterprises Inc | B | 1982 | Active |
| R4 Electrical Construction Inc | A + C10 | 2000 | Active |
| Rainey K Construction | B | 2012 | Active |
| Reliable Remodeling | B2 | 2024 | Renew by Nov 30, 2026 |
| Reliant Engineering | A | 2026 | Active |
| Republic Pavement Maintenance | A | 2011 | Active |
| Reyes Underground Utilities Corp | A | 2026 | Active |
| Rivco Construction | B | 2019 | Active |
| RT Construction | B | 2022 | Active |
| Rufus Builder Services Inc | B | 2025 | Active |
| Sal's Construction Inc | B | 2001 | Active |
| South Valley Construction And Development Inc | B + C23, C51, C60 | 2015 | Active |
| Southwest Flooring Solutions | B2 + C15 | 2023 | Active |
| Spring Stone Construction | B | 2025 | Active |
| Stevens Construction | B | 2019 | Active |
| Stone Creek Builders | B | 2018 | Active |
| Stone Water Construction Inc | B + C5 | 2026 | Active |
| Tactical Retail Construction Inc | B | 2014 | Active |
| Tekton LLC | B | 2026 | Active |
| The Bee Guys Home Repair | B2 | 2025 | Active |