Top-Rated Contractors in Thousand Oaks

50 verified

These contractors have SiteVetter Safety Scores of 85+ out of 100, indicating strong compliance with licensing, insurance, bonding, and federal requirements.

A SiteVetter Safety Score is a proprietary 0-100 compliance rating that aggregates contractor data from six sources: California Contractors State License Board (CSLB), SAM.gov federal exclusions, OSHA safety inspections, Department of Labor wage records, EPA environmental compliance, and building permit records from major California cities. In Thousand Oaks, CA, 50 contractors currently hold Safety Scores of 85 or above, qualifying them as “top-rated” for 2026.

How We Calculate Safety Scores

Our Safety Score aggregates data from 6 sources: CSLB license status, workers' compensation coverage, contractor bonding, federal databases including SAM.gov (debarment), OSHA (safety violations), DOL (wage violations), and building permits. Scores of 85+ indicate contractors with active licenses, proper insurance, and clean federal records.

Top 50 Contractors by Safety Score

Ranked by SiteVetter Safety Score, highest first

#1

Daringer Construction

License #883734 · B

95/100

Grade A · Excellent

#2

Diamante Electric INC

License #931692 · C10

95/100

Grade A · Excellent

#3

M a P Tree & Landscape Service

License #829354 · C27

95/100

Grade A · Excellent

#4

Signet Controls INC

License #912113 · C20

95/100

Grade A · Excellent

#5

Window Design Group

License #993370 · C17

95/100

Grade A · Excellent

#6

C P F Masonry

License #878989 · C-8

95/100

Grade A · Excellent

#7

Vision Building & Remodeling

License #891223 · B

95/100

Grade A · Excellent

#8

Barr Haus Painting INC

License #488342 · C33

95/100

Grade A · Excellent

#9

Oak Ridge Landworks INC

License #942231 · C27

95/100

Grade A · Excellent

#10

Davis John JR Construction INC

License #561624 · B

95/100

Grade A · Excellent

#11

Lowman Electric INC

License #353906 · C10

95/100

Grade A · Excellent

#12

D Lewis Company

License #784471 · C36

95/100

Grade A · Excellent

#13

Douglass Design + Build

License #956535 · B

95/100

Grade A · Excellent

#14

Groundbreaking Construction Services

License #950023 · B

95/100

Grade A · Excellent

#15

C L D

License #724783 · C27

95/100

Grade A · Excellent

#16

Air.works

License #768619 · C20

95/100

Grade A · Excellent

#17

D & M Sheet Metal

License #439533 · C43

95/100

Grade A · Excellent

#18

Cutenese Robbin

License #441170 · C33

95/100

Grade A · Excellent

#19

Foster D a Construction

License #673613 · B

95/100

Grade A · Excellent

#20

Kale Paul Electric INC

License #531292 · C10

95/100

Grade A · Excellent

#21

Creative Security Systems INC

License #807080 · C10

95/100

Grade A · Excellent

#22

A E Roofing

License #811439 · C39

95/100

Grade A · Excellent

#23

Strauser D B Construction INC

License #709024 · B

95/100

Grade A · Excellent

#24

Ken Hansen Electric

License #913315 · C10

95/100

Grade A · Excellent

#25

Endeavor Advanced Solutions

License #980659 · C-7

95/100

Grade A · Excellent

#26

Danco Plumbing INC

License #661514 · C36

95/100

Grade A · Excellent

#27

Thurman Audio Video INC

License #890409 · C-7

95/100

Grade A · Excellent

#28

Forefront Development INC

License #809468 · B

95/100

Grade A · Excellent

#29

Dunbar Builders

License #833604 · B

95/100

Grade A · Excellent

#30

Tri - County Welding Services INC

License #918614 · C51

95/100

Grade A · Excellent

#31

Contemporary Electrical Design INC

License #890570 · C10

95/100

Grade A · Excellent

#32

Bayouth Construction Services INC

License #864456 · B

95/100

Grade A · Excellent

#33

Image Hardwood Floors

License #865859 · C15

95/100

Grade A · Excellent

#34

Bob Loft the Tree Trimmer

License #906933 · D49

95/100

Grade A · Excellent

#35

Agoura Painting INC

License #690986 · C33

95/100

Grade A · Excellent

#36

Courtyard Construction INC

License #942823 · B

95/100

Grade A · Excellent

#37

County Line Electric INC

License #949580 · C10

95/100

Grade A · Excellent

#38

Whitco Plumbing

License #715675 · C36

95/100

Grade A · Excellent

#39

Little Foot Construction INC

License #800241 · B

95/100

Grade A · Excellent

#40

Gilley Construction INC

License #977332 · B

95/100

Grade A · Excellent

#41

Rci Builders INC

License #835114 · B

95/100

Grade A · Excellent

#42

Real Natives Landscape Design Corporation

License #838716 · C27

95/100

Grade A · Excellent

#43

D'souza Claude a

License #386432 · ASB

95/100

Grade A · Excellent

#44

Liberty Construction and Investment INC

License #967677 · B

95/100

Grade A · Excellent

#45

Oaks Security INC

License #856148 · C-7

95/100

Grade A · Excellent

#46

Nunneley Construction INC

License #375858 · B

95/100

Grade A · Excellent

#47

Katz Enterprises INC

License #902890 · B

95/100

Grade A · Excellent

#48

Wired City Electric

License #1010074 · C10

95/100

Grade A · Excellent

#49

Superior Painting

License #401746 · C33

95/100

Grade A · Excellent

#50

R E G Electric

License #780476 · C10

95/100

Grade A · Excellent

Finding the Best Contractors in Thousand Oaks

When hiring a contractor in Thousand Oaks, California, due diligence matters. The contractors listed above have been verified against multiple government databases and achieved Safety Scores of 85 or higher—placing them among the most compliant contractors in the area.

Our Safety Score considers:

  • License Status — Active CSLB license with proper classifications
  • Workers' Compensation — Current coverage to protect you from liability
  • Contractor Bond — Financial protection if work isn't completed
  • Federal Compliance — No debarments, wage violations, or safety citations

While a high Safety Score is a strong indicator of a reputable contractor, we always recommend getting multiple quotes, checking references, and verifying the contractor is licensed for your specific type of project.

Safety Scores are calculated based on publicly available government records and are updated weekly. For official verification, check directly with CSLB at cslb.ca.gov.