Licensed Contractors in Royal Oaks, California
All license data is sourced from the California Contractors State License Board (CSLB). Last data update: April 05, 2026.
Contractors by Trade
Building
(26)
Painting
(11)
Electrical
(10)
Plumbing
(5)
Landscaping
(5)
Earthwork
(3)
Fire
(3)
Limited
(3)
Welding
(2)
Roofing
(1)
Escobar Custom Plumbing Inc
Active
License #1126704
C-36
Royal Oaks, CA
Est. 2024
Rio'S Bay Construction
Active
License #1130694
B
Royal Oaks, CA
Est. 2024
Ambriz Construction S J
Active
License #1135459
B
Royal Oaks, CA
Est. 2025
Switzer'S Tree Service
Active
License #1139391
C-49
Royal Oaks, CA
Est. 2025
De La Roca Plumbing
Active
License #1146245
C-36
Royal Oaks, CA
Est. 2025
Calderon Painting
Active
License #1149334
C-33
Royal Oaks, CA
Est. 2026
M Rivera Tree Service Inc
Suspended
License #957242
D49
Royal Oaks, CA
Est. 2011
N T Construction
Suspended
License #1003711
B
Royal Oaks, CA
Est. 2015
Hersi Deluxe Construction Inc
Suspended
License #1113914
B, C-53
Royal Oaks, CA
Est. 2023
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Licensing Resources
How to verify a contractor license
Deposit and payment rules for California contracts
Home improvement contract requirements