Licensed Contractors in Castro Valley, California

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

Contractors by Trade

Building (274)
Painting (61)
Electrical (54)
Plumbing (28)
Landscaping (24)
Limited (23)
Roofing (18)
HVAC (16)
Earthwork (12)
Fire (9)
Welding (5)
Solar (3)
Mt Zion Construction Llc Dba Mt Zion Glass Active
License #1103681 C-17 Castro Valley, CA Est. 2023
The Greek Painting Co Inc Active
License #1103868 C-33 Castro Valley, CA Est. 2023
Jk Painting Co Active
License #1104216 C-33 Castro Valley, CA Est. 2023
Russell Electric Corporation Active
License #1106773 C-10 Castro Valley, CA Est. 2023
Day Group Builders Llc Active
License #1107047 B Castro Valley, CA Est. 2023
Zolie Builders Inc Active
License #1107148 B Castro Valley, CA Est. 2023
Tri - Valley Engineering Active
License #1107893 A Castro Valley, CA Est. 2023
Transformation Construction & Design Inc Active
License #1109820 B Castro Valley, CA Est. 2023
Bingo Builders Active
License #1110685 B Castro Valley, CA Est. 2023
Jhr Framing Active
License #1111496 B Castro Valley, CA Est. 2023
Light Saver Electric Active
License #1111545 C-10 Castro Valley, CA Est. 2023
Sunday Builders Inc Active
License #1112165 B Castro Valley, CA Est. 2023
Cobra Home Improvement Inc Active
License #1112414 B Castro Valley, CA Est. 2023
True Grit Remodel Active
License #1112599 B-2 Castro Valley, CA Est. 2023
Eb Home Construction Active
License #1112791 B Castro Valley, CA Est. 2023
Bay Design Electric Active
License #1112910 C-10 Castro Valley, CA Est. 2023
Electricali Active
License #1116286 C-10 Castro Valley, CA Est. 2024
Art Of Turf Inc Active
License #1118012 D12 Castro Valley, CA Est. 2024
Bark & Build Builders Inc Active
License #1119304 B Castro Valley, CA Est. 2024
Ocean Remodel Inc Active
License #1120751 B Castro Valley, CA Est. 2024
Oscar'S Glass Active
License #1120822 C-17 Castro Valley, CA Est. 2024
Toulze Electric Active
License #1125420 C-10 Castro Valley, CA Est. 2024
Levi Construction Co Active
License #1125930 B Castro Valley, CA Est. 2024
Zifu Property Construction Active
License #1126513 B Castro Valley, CA Est. 2024
Crv Carpentry Active
License #1128116 C-5 Castro Valley, CA Est. 2024
Sigma Hvac & Electric Inc Active
License #1128583 B, C-10 +1 more Castro Valley, CA Est. 2024
Olsen Consulting Active
License #1128663 B Castro Valley, CA Est. 2024
M1 Mechanical Corp Active
License #1129897 C-20 Castro Valley, CA Est. 2024
Andrew Vincent Builder Active
License #1130039 B Castro Valley, CA Est. 2024
Field Knowledge Electric Active
License #1130987 C-10 Castro Valley, CA Est. 2024
Blu Pipe Plumbing Llc Active
License #1132566 C-36 Castro Valley, CA Est. 2025
Davis Levi Construction Inc Active
License #1132903 B Castro Valley, CA Est. 2025
A L Color Painting Llc Active
License #1133024 C-33 Castro Valley, CA Est. 2025
Estrada Premium Roofing And Repair Llc Active
License #1133952 C-39 Castro Valley, CA Est. 2025
Art Line Construction Active
License #1134503 B Castro Valley, CA Est. 2025
Kassell Electrical Services Llc Active
License #1134991 C-10 Castro Valley, CA Est. 2025
Dl Design Build Llc Active
License #1135206 A, B Castro Valley, CA Est. 2025
Isaac Rion Construction Active
License #1136338 B Castro Valley, CA Est. 2025
Monarch Builders Llc Active
License #1136648 B Castro Valley, CA Est. 2025
Golden Improvements Inc Active
License #1137789 B-2 Castro Valley, CA Est. 2025
Olga Garibay Plumbing Active
License #1139028 C-36 Castro Valley, CA Est. 2025
Urban Ascent Construction Llc Active
License #1139582 B Castro Valley, CA Est. 2025
Drainage Repair Company Active
License #1139764 A Castro Valley, CA Est. 2025
Builder Vibes Active
License #1140205 B Castro Valley, CA Est. 2025
J&V Pro Construction And Remodeling Active
License #1141138 B Castro Valley, CA Est. 2025
Black Owls Network Communications Inc Active
License #1141654 C-7 Castro Valley, CA Est. 2025
Ten Nine Construction Active
License #1142427 B, C-10 Castro Valley, CA Est. 2025
Sunshine Daydreams Awnings Active
License #1143130 D03 Castro Valley, CA Est. 2025
A-Z Restoration Inc Active
License #1143297 B Castro Valley, CA Est. 2025
New Image Landscapers Active
License #1143658 C-27 Castro Valley, CA Est. 2025

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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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