Licensed Contractors in Downey, California

All license data is sourced from the California Contractors State License Board (CSLB). Last data update: April 05, 2026.

Contractors by Trade

Building (330)
Electrical (104)
Painting (63)
Plumbing (56)
Roofing (38)
HVAC (35)
Limited (29)
Welding (19)
Earthwork (14)
Fire (12)
Landscaping (11)
Solar (4)
Ascani Corp Active
License #1137133 B, C-10 Downey, CA Est. 2025
Mav Concrete Innovations Inc Active
License #1137627 C-8 Downey, CA Est. 2025
Limatola Landscaping Active
License #1137820 C-27 Downey, CA Est. 2025
Ksa Construction Projects Inc Active
License #1138246 B Downey, CA Est. 2025
Timothy Lazaro Active
License #1138714 C-10, C-46 Downey, CA Est. 2025
Reyes Building Group Active
License #1139120 B Downey, CA Est. 2025
Blackwell Family Plumbing Inc Active
License #1139682 C-36 Downey, CA Est. 2025
Imperial Drywall Active
License #1139836 C-9 Downey, CA Est. 2025
Jed Construction Active
License #1141438 B Downey, CA Est. 2025
Rm Supreme Builders Inc Active
License #1141675 B, C-9 Downey, CA Est. 2025
Gwn Construction Llc Active
License #1142947 B Downey, CA Est. 2025
Alberto'S Remodel Active
License #1143196 B-2 Downey, CA Est. 2025
Slavi Yordanov Active
License #1143524 C-36 Downey, CA Est. 2025
Protech Roofing Active
License #1143596 C-39 Downey, CA Est. 2025
Adapt & Design Construction Active
License #1144225 B Downey, CA Est. 2025
Quickfix Home Solutions Inc Active
License #1144943 B Downey, CA Est. 2025
Optimum Electrical Solutions Active
License #1145020 C-10 Downey, CA Est. 2025
Empire City Construction Inc Active
License #1145165 B Downey, CA Est. 2025
Spark Fire Active
License #1145212 C-16 Downey, CA Est. 2025
Base Line Plumbing Inc Active
License #1145399 C-36 Downey, CA Est. 2025
Air Flow & Heating Llc Active
License #1145804 C-20 Downey, CA Est. 2025
Moreira Painting Corp Active
License #1146074 C-33 Downey, CA Est. 2025
Jonathan Canela Active
License #1146528 B Downey, CA Est. 2025
Renova 365 Inc Active
License #1147567 B-2 Downey, CA Est. 2025
Youngseok Chae Active
License #1147788 B Downey, CA Est. 2025
Elite Shield Fencing Inc Active
License #1148167 C-13 Downey, CA Est. 2025
Galindo Builders Inc Active
License #1148374 B Downey, CA Est. 2025
Trebor Asset Industries Llc Active
License #1148499 B Downey, CA Est. 2026
Pro Air Tech Active
License #1149794 C-20 Downey, CA Est. 2026
Atg Plumbing Inc Active
License #1149907 C-36 Downey, CA Est. 2026
Buildcon Active
License #1150028 B, C-36 Downey, CA Est. 2026
Ulises Madrigal Active
License #1151374 C-39 Downey, CA Est. 2026
Rmg Boiler Active
License #1151714 C-4 Downey, CA Est. 2026
Omg Builders Inc Active
License #1151935 B Downey, CA Est. 2026
Htbc Construction Active
License #1152090 B Downey, CA Est. 2026
Siwu Wang Construction Active
License #1152397 B Downey, CA Est. 2026
Jose Julio Gonzalez Suspended
License #435022 B Downey, CA Est. 1983
Hernandez Floor Covering Suspended
License #510169 C-15 Downey, CA Est. 1987
A C Bray Suspended
License #537300 A, B +1 more Downey, CA Est. 1988
Golden State Const Suspended
License #537685 B Downey, CA Est. 1988
H & A Construction Company Suspended
License #559293 B Downey, CA Est. 1989
Downey Property Services Suspended
License #821199 B Downey, CA Est. 2003
H R Construction Suspended
License #863461 B Downey, CA Est. 2005
A C Roofing Suspended
License #916554 C-39 Downey, CA Est. 2008
Nj Flooring & Construction Suspended
License #945999 B, C-15 +1 more Downey, CA Est. 2010
Master Landscape Services Suspended
License #947788 C-27 Downey, CA Est. 2010
Alfresco Builder Suspended
License #952532 B, C-7 Downey, CA Est. 2010
Decoline Painting Suspended
License #975982 C-33 Downey, CA Est. 2012
Art'S Painting Suspended
License #976039 C-33 Downey, CA Est. 2012
Mdsm Corporation Suspended
License #988467 A, HAZ Downey, CA Est. 2013

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Licensing Resources

How to verify a contractor license
Deposit and payment rules for California contracts
Home improvement contract requirements

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