Licensed Contractors in Thousand 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
(393)
Electrical
(107)
Limited
(76)
Painting
(64)
Plumbing
(58)
Landscaping
(52)
Earthwork
(36)
Roofing
(29)
HVAC
(21)
Fire
(14)
Solar
(4)
Welding
(4)
The E & C Company Inc
Active
License #456288
B
Thousand Oaks, CA
Est. 1984
John Oliver Construction
Active
License #456352
B
Thousand Oaks, CA
Est. 1984
La Porta & Spragg
Active
License #462673
C-33
Thousand Oaks, CA
Est. 1984
M D Structural Contractors
Active
License #463307
A, D34
Thousand Oaks, CA
Est. 1984
Allen Construction Inc
Active
License #464747
B
Thousand Oaks, CA
Est. 1984
R R Construction
Active
License #471277
B
Thousand Oaks, CA
Est. 1985
Manos Landscape Llc
Active
License #471789
C-27, C-29
Thousand Oaks, CA
Est. 1985
Thomas E Foster
Active
License #474043
B
Thousand Oaks, CA
Est. 1985
Shumar Hardwood Floors
Active
License #475094
C-15
Thousand Oaks, CA
Est. 1985
N R G C Contractors
Active
License #475746
B, C-10
Thousand Oaks, CA
Est. 1985
Oz Construction
Active
License #476115
B
Thousand Oaks, CA
Est. 1985
Crystal Builders
Active
License #477163
B
Thousand Oaks, CA
Est. 1985
M G Plumbing Inc
Active
License #477562
C-36
Thousand Oaks, CA
Est. 1985
License #480905
C-7, C-10 +1 more
Thousand Oaks, CA
Est. 1985
Sandlin Construction Inc
Active
License #481293
B
Thousand Oaks, CA
Est. 1985
Mike Sopko
Active
License #481337
B
Thousand Oaks, CA
Est. 1985
License #482635
C-7, D28
Thousand Oaks, CA
Est. 1985
Westlan Construction
Active
License #483418
B, C-10
Thousand Oaks, CA
Est. 1985
Bradley A Geiser
Active
License #484727
C-36
Thousand Oaks, CA
Est. 1985
License #486253
C-20
Thousand Oaks, CA
Est. 1986
Barr Haus Painting Inc
Active
License #488342
C-33
Thousand Oaks, CA
Est. 1986
Raymond A Fuess
Active
License #488449
B
Thousand Oaks, CA
Est. 1986
Martin Construction
Active
License #488732
B
Thousand Oaks, CA
Est. 1986
Joseph Moore
Active
License #490855
B
Thousand Oaks, CA
Est. 1986
License #492394
B
Thousand Oaks, CA
Est. 1986
Douglas Wade Warner
Active
License #497676
B
Thousand Oaks, CA
Est. 1986
W W And Son Electric Inc
Active
License #497838
C-10
Thousand Oaks, CA
Est. 1986
Cali-U S A Acoustics Inc
Active
License #500880
B, C-2 +2 more
Thousand Oaks, CA
Est. 1986
The Howard Electric Company
Active
License #501388
C-10
Thousand Oaks, CA
Est. 1986
License #510618
C-17
Thousand Oaks, CA
Est. 1987
Robert Joseph Pavone
Active
License #512593
B, C-10
Thousand Oaks, CA
Est. 1987
Lyt Electric
Active
License #513018
C-10
Thousand Oaks, CA
Est. 1987
Frank D Balzer
Active
License #514244
B
Thousand Oaks, CA
Est. 1987
Dury Custom Carpentry L T D
Active
License #515492
B
Thousand Oaks, CA
Est. 1987
P S I
Active
License #522475
C-13, C-46 +1 more
Thousand Oaks, CA
Est. 1988
License #524314
C-33
Thousand Oaks, CA
Est. 1988
License #526519
C-10
Thousand Oaks, CA
Est. 1988
M W B Construction
Active
License #528367
B
Thousand Oaks, CA
Est. 1988
Certified
Active
License #529251
B
Thousand Oaks, CA
Est. 1988
Paul Kale Electric Inc
Active
License #531292
C-10
Thousand Oaks, CA
Est. 1988
License #534124
C-27
Thousand Oaks, CA
Est. 1988
Mcdermott Construction Inc
Active
License #536230
B
Thousand Oaks, CA
Est. 1988
Donatoni Construction Co
Active
License #536328
B, C-54
Thousand Oaks, CA
Est. 1988
Jerry'S Plumbing
Active
License #537691
C-36
Thousand Oaks, CA
Est. 1988
Pacific Coast Concrete
Active
License #538252
C-8
Thousand Oaks, CA
Est. 1988
License #539225
B
Thousand Oaks, CA
Est. 1988
License #539286
C-7
Thousand Oaks, CA
Est. 1988
License #539642
B
Thousand Oaks, CA
Est. 1988
R B Construction
Active
License #540333
B
Thousand Oaks, CA
Est. 1988
Evan David Hersh
Active
License #542767
D35
Thousand Oaks, CA
Est. 1988
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Licensing Resources
How to verify a contractor license
Deposit and payment rules for California contracts
Home improvement contract requirements