| Firmetta Construction Inc | B | 2018 | Active |
| First Impressions Home Makeover Inc | B | 2019 | Active |
| Five Star Bath Solution Of San Francisco | B | 2026 | Active |
| Five Star King Corporation | B | 2014 | Active |
| FK Remodeling Inc | B2 + C36 | 2025 | Active |
| FL Home Remodeling Inc | B | 2022 | Active |
| Flooddry Water Damage Restoration | B | 2026 | Active |
| Floor Depot US Inc | B + C15 | 2024 | Active |
| Flores J Remodeling Inc | B | 2019 | Active |
| Flyinghammer Inc | B | 2020 | Active |
| Folkers Builders Inc | B | 2005 | Renew by Nov 30, 2026 |
| Forma Design Plus Build | B | 2026 | Active |
| Foundation Strategies And Construction Inc | B + C8 | 2015 | Active |
| Four Seasons Construction | B + C10, C27, C36 | 2024 | Active |
| Four Seasons Construction And Services | B | 2014 | Active |
| Four Seasons Green Corporation | B + D12 | 2022 | Active |
| Franc Construction Inc | B | 2018 | Active |
| Francia Engineering Inc | A | 1997 | Active |
| Freedom Underground Plumbing Inc | A + C36 | 2014 | Active |
| Fresh Air Construction Inc | B + C20 | 2006 | Active |
| Fresh Start Renovations LLC | B2 | 2025 | Active |
| Full Home Renovations Inc | B | 2024 | Active |
| Full Service Maintenance Inc | B | 2011 | Active |
| Future Communications Management Inc | B + C7 | 1988 | Active |
| Future Home Builders Inc | B + C5 | 2005 | Active |
| G & S Remodeling Inc | B2 | 2025 | Active |
| G G M Construction Group | B | 2018 | Active |
| G M Construction And Maintenance Inc | B | 2006 | Active |
| G M S Construction & Associates Inc | B | 1994 | Active |
| G&D Modern Home Inc | B | 2015 | Active |
| Galante Brothers General Engineering Inc | A | 1982 | Active |
| Gallos Quality Construction Inc | B | 2022 | Active |
| Garcia George D Inc | A | 1973 | Active |
| Garcia J Construction Inc | B | 2024 | Renew by Dec 31, 2026 |
| Garden City Construction Inc | B + C21 | 1990 | Active |
| Garza Engineering Inc | A | 2017 | Active |
| GC Fire Protection | B + C16 | 2016 | Active |
| GDL Builders Inc | B + C10 | 2026 | Active |
| Ge Engineering Contractor | A + C57, HAZ | 2019 | Active |
| General Const | B | 2021 | Active |
| General SLP Construction Inc | B | 2025 | Active |
| Genj Construction Inc | A, B + C10 | 2025 | Active |
| Genmor Plumbing Inc | B + C36 | 2004 | Active |
| Gensco Construction | B | 2025 | Active |
| Geo Master Engineering Inc | A | 2021 | Active |
| Geoland Construction & Landscaping Inc | B + C27 | 1996 | Active |
| Geotechnical Construction & Design | A | 1994 | Active |
| GFG Construction Services Inc | B | 2024 | Active |
| Giant Builders Inc | B | 2016 | Active |
| Gilbane Building Company | B | 2000 | Active |
| Giotta Construction Inc | B | 1990 | Active |
| Giuliani Construction And Restoration Inc | B + ASB, C21 | 1991 | Active |
| GLD Green Energy | B + C10, C20, C36 | 2006 | Active |
| Gloss Home Inc | B | 2024 | Active |
| GM Builders Inc | B | 2023 | Active |
| GMCC Construction And Development Inc | B | 2025 | Active |
| Go Green Engineering Inc | A | 2023 | Active |
| Gold Bay Builders Inc | B | 2026 | Active |
| Gold Construction & Remodeling Inc | B | 2025 | Active |
| Golden Art Builders Inc | B | 2019 | Active |
| Golden Bear General Construction Co | B | 2026 | Active |
| Golden Sea Construction Group Inc | B | 2025 | Active |
| Golden Shark Construction Inc | B + D12 | 2004 | Active |
| Golden State Home Services Inc | B + C2, C17 | 2022 | Renew by Nov 30, 2026 |
| Golden State Underground Inc | A | 2020 | Active |
| Golden View Renovation Inc | B | 2021 | Active |
| Gomes A F Inc | B + C9 | 2010 | Active |
| Gomex Quality Construction Inc | B | 2024 | Active |
| Good Guy Builders | B | 2025 | Active |
| Gooday Construction Group Inc | B | 2024 | Active |
| Gpo Construction LLC | B | 2023 | Active |
| Grace Point Construction | B | 2024 | Active |
| Graham Contractors Inc | A + C12 | 1976 | Active |
| Grancasa Builders Inc | B | 2024 | Renew by Dec 31, 2026 |
| Grand Gates Construction Inc | B | 2025 | Active |
| Grand Western Contracting LLC | B | 2026 | Active |
| Grasshopper Builders Inc | B | 2024 | Active |
| Great Builders Inc | B | 2023 | Active |
| Green California Builders Inc | B | 2019 | Active |
| Green City Builders Inc | B | 2025 | Active |
| Green Hard And Landscaping LLC | B | 2024 | Active |
| Green Home Land Construction Inc | B | 2022 | Active |
| Green Leaves Construction | B | 2023 | Active |
| Green Planet Remodeling Inc | B | 2013 | Active |
| Green Sierra Landscaping Inc | B + C27, D49 | 2013 | Active |
| Green Vision Construction Inc | B + D49 | 2022 | Active |
| Grey Line General Engineering Inc | A, B | 2018 | Active |
| Greystone Plastering Inc | B + C35 | 1994 | Active |
| Grid Plus Builders | B | 2026 | Active |
| Grid Probuilders Inc | B | 2023 | Active |
| Gruber Painting | B + C33 | 2008 | Active |
| GS General Construction Inc | B + C10 | 2025 | Active |
| Guild 33 Construction Inc | B + C10 | 2024 | Active |
| Guzzetta Steve Inc | B | 1990 | Active |
| H & L Construction | A + C12, C42 | 2015 | Active |
| H H H Construction | B + C10 | 2019 | Active |
| H H Tone Construction Inc | B | 2021 | Active |
| Hagensen Pacific Construction Inc | B | 2001 | Active |
| Hamilton Builders Inc | B | 2014 | Active |
| Han's Builder Construction | B | 2018 | Active |