| 4g Grading | A | 2003 | Active |
| A C Winters Construction Inc | B | 1982 | Active |
| A P S Builders Inc | B | 2004 | Active |
| A V Z Construction | B | 2008 | Active |
| Abbott Septic | A | 2004 | Active |
| Accurate Underground & Grading Inc | A | 2002 | Active |
| American Nrgy Solutions Inc | B + C20 | 2012 | Active |
| Andler Building Co | B | 2016 | Active |
| B C 3 Equipment Inc | A | 2013 | Active |
| B C S Builders | A, B | 2011 | Active |
| Back Country Construction Inc | B | 2019 | Active |
| Badger Construction Inc | B | 2017 | Active |
| Bas Builders Inc | B | 2021 | Active |
| Bella | B + C10 | 2006 | Active |
| Bella Electric | B + C10, D38 | 2022 | Active |
| Ben's Dirt Designz Grading Co | A | 2017 | Active |
| Bmil Construction Inc | B | 2019 | Active |
| Bowden Builders Development Corp | B | 1988 | Active |
| BP Construction | B + ASB | 2006 | Active |
| Bravo Development & Associates Inc | B | 2008 | Active |
| Brucon Construction Inc | A | 2017 | Active |
| Bryant Construction Inc | B | 1998 | Active |
| Burch Construction Company Inc | B + C2, C9, C35 | 1982 | Active |
| Burch R A Construction Co Inc | A, B + ASB | 1985 | Active |
| C B Construction | B | 1987 | Renew by Nov 30, 2026 |
| Caleb Underground Construction Inc | A | 2016 | Active |
| California Contract Services Inc | B | 1997 | Renew by Nov 30, 2026 |
| Casa Madera Construction | B | 2026 | Active |
| Castlerock Construction Inc | B | 1996 | Active |
| Cherry Tree Construction Inc | B | 2025 | Active |
| Ciampoli Construction Inc | B + C36 | 2014 | Active |
| Coble Homes Inc | B | 2001 | Active |
| Complete Property Improvements Inc | B | 2005 | Active |
| D Rendon Construction Inc | B | 2016 | Active |
| Day Company Building And Remodeling Corporation | B | 1993 | Active |
| Design & Prosper Inc | B | 2026 | Active |
| Devermann Construction Inc | B | 2013 | Active |
| Diamond One Construction Inc | B + C27 | 2025 | Active |
| Eli Electric & Construction Inc | B + C10, C20 | 1989 | Active |
| Elite Contracting Services Inc | B + C10, D63 | 2013 | Active |
| Embark Electric Inc | B + C10 | 2013 | Active |
| Engineering Solutions Corporation | A, B | 2007 | Active |
| Espinoza Cable Construction Inc | A + C7 | 1985 | Active |
| Euro - Works | B + C6 | 1999 | Active |
| Extreme Remodeling Creations Inc | B2 | 2024 | Active |
| F T C Services Inc | B + C20, C36 | 2019 | Active |
| Fallon Fix-It Construction & Remodel LLC | B | 2025 | Active |
| Fast Affordable Restoration | B | 2011 | Active |
| Freeman's Construction Inc | B + C8 | 1986 | Active |
| FTS Construction Inc | B | 2015 | Active |
| G L B Builders Inc | B | 2005 | Active |
| Geocon Skateparks | A, B + C8 | 1987 | Active |
| Graham - Martin A California Corporation | A, B | 1976 | Active |
| Hankins Construction Inc | A | 2008 | Active |
| Homesmith Inc | B | 2008 | Active |
| Horton Roofing Co Inc | B + C39 | 1990 | Active |
| Hyper Construction Inc | B + C27 | 2016 | Active |
| I J Reconstruction Inc | B | 2008 | Active |
| In The Dirt Engineering | A | 2022 | Active |
| Indoor Climate Experts Inc | B + C20 | 2017 | Active |
| J M J C Inc | B + C10, C36, D24 | 2007 | Active |
| J V E A Construction Company Inc | B | 2004 | Active |
| JDL Renovations Inc | B + C10 | 2026 | Active |
| Jeff Brumfield Construction Inc | B | 2019 | Active |
| Jesno Corportation | A, B | 2006 | Active |
| JL Contracting Corp | B | 2025 | Active |
| Joe B Electric Inc | B + C10 | 2013 | Active |
| L M Quality Builders Inc | B | 2007 | Active |
| Linn Joe Construction Inc | B + C39 | 1978 | Active |
| LT Handyman & Construction Services Inc | B | 2024 | Active |
| MC Home Builders LLC | B + C33 | 1995 | Active |
| McGuiness Construction Inc | B | 1986 | Active |
| McLellan Construction | B + C8, C53 | 2010 | Active |
| Mejia's Renovators Inc | B + D49 | 2015 | Active |
| Nick & Rachel Aldous Inc | A | 2017 | Active |
| Nightsky Construction Inc | B | 2026 | Active |
| P D S Construction | B | 1982 | Active |
| Pangborn Heating And Air Conditioning | B + C20 | 2007 | Active |
| Patriot Painting And Property Services | B + C33 | 1993 | Active |
| Pegueros Construction Inc | B + D49 | 2023 | Active |
| Platinum Global Contractors | B + D35 | 2006 | Active |
| Prchal Construction | B | 2025 | Active |
| Pro Energy Services Group LLC | B + C10, C12, C27 +1 | 2019 | Active |
| Pyeatt Lester Construction Inc | B | 1990 | Active |
| Quisenberry Construction Inc | B + C8 | 2008 | Active |
| R C C Construction Inc | B | 2017 | Active |
| R Douglas Construction Inc | B | 2008 | Active |
| Ramona Paving And Construction Corporation | A, B + C12, HAZ | 2001 | Active |
| Raymer Construction Inc | B | 2016 | Active |
| Remodeline Services Inc | B | 2024 | Active |
| Rendt Inc | A, B + C21, HAZ | 2005 | Active |
| Rise Construction & Engineering Inc | A, B | 2021 | Active |
| Rocket Equipment Consolidated Inc | B | 2024 | Active |
| Rodriguez General Contracting & Custom Painting Inc | B + C33 | 2007 | Active |
| Roed Construction Inc | B | 2012 | Active |
| RS Kitchen & Bath | B | 2018 | Active |
| Rudge Scott Lee Construction Inc | B | 2010 | Active |
| S K Builders Inc | B | 2014 | Active |
| S&P Development Group | B | 2026 | Active |
| Sammons Construction Inc | B + C29 | 1989 | Active |