| D M Construction And Concrete Inc | A, B + C8 | 2006 | Active |
| D N Tanks Inc | A | 2013 | Active |
| D S C M Inc | A, B + C46 | 2005 | Active |
| D S Inc | A | 2012 | Active |
| D3 Builders LLC | B | 2025 | Active |
| Dana Logsdon Roofing & Solar Incorporated | B + C39, C46 | 1994 | Active |
| Daniel Freeman Construction Inc | B | 2010 | Active |
| Decathlon Builders | B | 2026 | Active |
| Delma Construction Inc | B | 2023 | Active |
| Delta Y Electric LLC | B + C10 | 2023 | Active |
| Delv Engineering Inc | A | 2025 | Active |
| Diamond Roofing | B + C39 | 2014 | Active |
| Diffenbaugh Donald D Construction Inc | B + C39 | 1977 | Active |
| Dynalectric Company | A, B + C10 | 1998 | Active |
| East County Construction Inc | B | 2001 | Active |
| Ecology Care Inc | B + C27, D49 | 1997 | Active |
| Edwards Frank O Jr Inc | B | 1992 | Active |
| Egal Design & Construction | B | 2026 | Active |
| El Gallo Construction Inc | B | 2019 | Active |
| Elevate Restoration Inc | B | 2026 | Active |
| Elmer's Construction Inc | B | 2026 | Active |
| Ensley Electric Inc | B + C10 | 2006 | Active |
| Esdry Inc | B | 2024 | Active |
| Europro Custom Cabinetry Inc | B | 2023 | Active |
| Eyeluv Construction | B | 2025 | Active |
| Ez Plumbing & Construction Corporation | B + C36 | 2025 | Active |
| Family Interiors | B + C15, D52 | 1995 | Active |
| Fernandez Remodeling Inc | B2 | 2024 | Active |
| Ferserge Construction Inc | A, B | 2016 | Active |
| Finjan Builders Inc | B | 2026 | Active |
| Flood Society Plumbing & Water Damage Restoration Sandiego | B + C15, C36 | 2002 | Active |
| Flow Right | A + C36 | 2019 | Active |
| FMG West Electric LLC | B + C10 | 2026 | Active |
| Fox Construction Group LLC | B | 2020 | Active |
| Frameco Construction Inc | B | 2004 | Active |
| G A Allen Company Inc | A, B | 1988 | Active |
| G Investment Group LLC | B | 2026 | Active |
| Gilbert Construction | B | 2014 | Renew by Nov 30, 2026 |
| Glenview Glass & Screen Inc | B + C17 | 2014 | Active |
| Global Heating & Air Conditioning Inc | B + C10, C20 | 2013 | Active |
| Golden Builders Construction LLC | B | 2026 | Active |
| Golden Group Construction Inc | B | 2022 | Active |
| Gonzalo & Sons Construction Inc | B | 2026 | Active |
| Gordon Enterprise Inc | A | 2009 | Active |
| Greenbuild Construction Inc | B | 2024 | Renew by Nov 30, 2026 |
| Ground Control General Engineering Inc | A | 2007 | Active |
| Grove General Contractors | B | 2023 | Active |
| H & A Building Concepts Inc | B | 2019 | Active |
| H & D Construction Company | A | 1987 | Active |
| H A Builder Group LLC | B | 2014 | Active |
| H Bernal Contracting Group | B | 2026 | Active |
| H S C C Inc | A, B + C8 | 2014 | Active |
| H S Rent Ready Services | B | 2006 | Renew by Nov 30, 2026 |
| Halbert Construction Company Inc | A, B | 1987 | Active |
| Hamann Construction | A, B + C10 | 1979 | Active |
| Hamann Property Management Inc | B | 2000 | Renew by Nov 30, 2026 |
| Handy Renovation Maintenance & Service | B | 2008 | Active |
| Harborside Construction Inc | B | 1996 | Renew by Dec 31, 2026 |
| Heffler Contracting Group | A, B + C10, C20, C27 | 1984 | Active |
| Helix Mechanical Inc | B + C20, C36 | 2004 | Active |
| Henrikson Lewis Incorporated | B + C39 | 1985 | Active |
| Hess Contracting Inc | B + C8 | 1991 | Active |
| Heuslein W E General Contractor Inc | A, B | 2014 | Active |
| Hitechcasa Renovations & Construction LLC | B | 2009 | Active |
| Hodge Kevin Construction Inc | B | 2010 | Active |
| Holland's Custom Cabinets Inc | B + C6 | 1982 | Active |
| Home 1 Construction Inc | B | 2026 | Active |
| Homerun Restoration | B | 1975 | Active |
| Homi Construction LLC | B + C10 | 2018 | Active |
| Horeth Construction Corporation | B + C8 | 2006 | Active |
| Howitzer Construction Inc | A | 2014 | Active |
| I A S Builders | B | 2018 | Active |
| Iconic Builders | B | 2026 | Active |
| Ideal Manufactured Homes Inc | B | 1978 | Active |
| Ironman Enterprises Inc | A | 2012 | Active |
| J E Moore Consulting Inc | B | 2016 | Active |
| Jacor Homes Inc | B | 2024 | Renew by Dec 31, 2026 |
| Jarquin Construction Inc | B | 2021 | Active |
| Jarsco Construction Inc | B2 | 2024 | Renew by Dec 31, 2026 |
| Jason Building Corporation | B | 2014 | Active |
| JB Construction And Renovations | B | 2019 | Active |
| JCW Construction Company Inc | B + D28 | 1988 | Active |
| K And J Construction Services Inc | B | 2006 | Active |
| K C M Construction Inc | B | 2000 | Active |
| K2 Construction SD Inc | B | 2021 | Active |
| Kalabat Construction Inc | B | 2000 | Active |
| Kanji Construction Inc | B | 2007 | Active |
| Keaveny J F Inc | B + C10, D40, HAZ | 1975 | Active |
| Kenard Construction Co Inc | B | 1991 | Active |
| KGD Construction & Remodeling | B + C33 | 2020 | Renew by Dec 31, 2026 |
| Khelo Engineering | B | 2018 | Active |
| Klemenz Construction Inc | B | 2002 | Active |
| Koloa Pacific Pipeline Corporation | A | 2013 | Active |
| Kyne Construction Inc | A | 2002 | Active |
| Lavin Construction Inc | B | 1992 | Renew by Dec 31, 2026 |
| Lee R L Construction Inc | B | 1984 | Active |
| Legacy Builders | B | 2024 | Renew by Dec 31, 2026 |
| Legacy Heating Air & Solar | B + C10, C20 | 2023 | Active |
| LG Equipment Inc | A + C36 | 2007 | Active |
| Loftis Construction Co | B | 2026 | Active |