Licensed Contractors in Walnut, California

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

Contractors by Trade

Building (194)
Electrical (41)
HVAC (30)
Limited (23)
Plumbing (22)
Painting (14)
Landscaping (9)
Roofing (8)
Fire (6)
Earthwork (5)
Solar (4)
Welding (3)
J Lohr Construction Active
License #942378 B Walnut, CA Est. 2010
Jie Chu Construction Inc Active
License #944201 B Walnut, CA Est. 2010
Sunup Develop Corporation Active
License #945148 B Walnut, CA Est. 2010
Kinno Active
License #945602 C-7 Walnut, CA Est. 2010
Fei Cheng Active
License #946134 B Walnut, CA Est. 2010
Greenland Landscape Inc Active
License #946498 C-27 Walnut, CA Est. 2010
Golden East Roofing & Construction Inc Active
License #946835 C-39 Walnut, CA Est. 2010
Xin Wang Active
License #949407 B Walnut, CA Est. 2010
Servpro Of Walnut Active
License #949875 B Walnut, CA Est. 2010
T D General Company Inc Active
License #952740 B Walnut, CA Est. 2010
Sign Quest Inc Active
License #954556 C-45 Walnut, CA Est. 2010
Michael Joellson Active
License #957335 C-36 Walnut, CA Est. 2011
Ss & Son'S Construction Inc Active
License #960549 B Walnut, CA Est. 2011
Chih-Hu Lu Active
License #961698 B Walnut, CA Est. 2011
Love Electric Active
License #966961 C-10 Walnut, CA Est. 2011
Santos Sprinklers Active
License #967788 D12 Walnut, CA Est. 2011
Roman Construction Inc Active
License #971274 B Walnut, CA Est. 2012
Anatone Corp Active
License #971379 C-46 Walnut, CA Est. 2012
Century Building And Home Inc Active
License #972994 B Walnut, CA Est. 2012
Rocklike Construction Co Inc Active
License #973747 B Walnut, CA Est. 2012
Yanting Ma Active
License #977084 B Walnut, CA Est. 2012
The Rainbow Pool & Spa Replaster Inc Active
License #977152 C-53 Walnut, CA Est. 2012
G J S Construction Active
License #978763 B Walnut, CA Est. 2012
Freshco Painters Inc Active
License #983458 B, C-33 +1 more Walnut, CA Est. 2013
Pristine Plastering Active
License #986368 C-35 Walnut, CA Est. 2013
Loyalton Construction Inc Active
License #993006 B Walnut, CA Est. 2014
Air Caresaver Active
License #994100 C-20 Walnut, CA Est. 2014
Premier West Landscape Active
License #997853 C-27 Walnut, CA Est. 2014
I Go Heating & Air Conditioning Active
License #998354 C-20 Walnut, CA Est. 2014
Concord Development & Construction Active
License #998809 B Walnut, CA Est. 2014
Tone Electric Inc Active
License #999074 C-10 Walnut, CA Est. 2014
Elite Performance Flooring Inc Active
License #999363 C-15 Walnut, CA Est. 2014
Maximus Builders Inc Active
License #1000594 B, C-36 Walnut, CA Est. 2015
Arnold De Jong Active
License #1000660 D12 Walnut, CA Est. 2015
California Construction And Restoration Active
License #1000808 B Walnut, CA Est. 2015
M G M Builders & Developers Active
License #1001355 B Walnut, CA Est. 2015
Sjd&B Inc Active
License #1001950 A, B +3 more Walnut, CA Est. 2015
Christopher Bonilla Active
License #1002675 C-36 Walnut, CA Est. 2015
Jz Construction Pro Active
License #1005354 B Walnut, CA Est. 2015
Delux Design & Construction Inc Active
License #1005579 A, B Walnut, CA Est. 2015
Walnut Plumbing Active
License #1005582 C-36 Walnut, CA Est. 2015
J C Air Conditioning Inc Active
License #1009208 C-20 Walnut, CA Est. 2015
W P Construction Active
License #1010084 B Walnut, CA Est. 2016
Shsc Gc Inc Active
License #1012096 A, B Walnut, CA Est. 2016
Rodeo Construction And Management Inc Active
License #1012238 B Walnut, CA Est. 2016
Premierwest Landscape Inc Active
License #1016876 C-27 Walnut, CA Est. 2016
Pomona Valley Plumbing Heating Air Conditioning Co Inc Active
License #1019549 C-20, C-36 Walnut, CA Est. 2016
Fashion Maple Design And Construction Inc Active
License #1023915 B Walnut, CA Est. 2017
L H J Construction Inc Active
License #1024329 B Walnut, CA Est. 2017
Altay Floor Covering Solutions Inc Active
License #1024993 C-15 Walnut, CA Est. 2017

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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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