Licensed Contractors in San Ramon, California

All license data is sourced from the California Contractors State License Board (CSLB). Last data update: May 24, 2026.

Contractors by Trade

Building (204)
Electrical (51)
Painting (34)
Limited (30)
Plumbing (24)
HVAC (23)
Landscaping (17)
Earthwork (13)
Roofing (11)
Fire (8)
Solar (5)
Welding (5)
Xue Chen Active
License #1145006 B San Ramon, CA Est. 2025
Arastek Llc Active
License #1145252 C-20 San Ramon, CA Est. 2025
Flowmotion Plumbing Active
License #1145491 C-36 San Ramon, CA Est. 2025
Sumi Construction Inc Active
License #1145800 B San Ramon, CA Est. 2025
Wolpert & Associates Active
License #1147644 B San Ramon, CA Est. 2025
Workshop Inc Active
License #1148801 B San Ramon, CA Est. 2026
David Stone Active
License #1148999 C-7 San Ramon, CA Est. 2026
Caspian Electrotech Inc Active
License #1151375 C-10 San Ramon, CA Est. 2026
Western Restoration Company Active
License #1151739 B San Ramon, CA Est. 2026
Aneceto Mendoza Active
License #1151943 B San Ramon, CA Est. 2026
Gft Legacy Holdings Llc Active
License #1152685 D42 San Ramon, CA Est. 2026
Sumi Builders Active
License #1152914 B San Ramon, CA Est. 2026
Bay Vista Construction Inc Active
License #1154162 B San Ramon, CA Est. 2026
Patricia L Thompson Suspended
License #535617 C-27 San Ramon, CA Est. 1988
B W Heating And Air Suspended
License #767627 C-20 San Ramon, CA Est. 1999
Sonny Painting Suspended
License #794101 C-33 San Ramon, CA Est. 2001
Kpjm General & Electrical Contractors Inc Suspended
License #835645 B, C-10 San Ramon, CA Est. 2004
J C Landscaping Suspended
License #850255 C-27 San Ramon, CA Est. 2004
Anagnos Construction Suspended
License #879263 B San Ramon, CA Est. 2006
Independent Air Balance Inc Suspended
License #981416 C-20 San Ramon, CA Est. 2013
Affordable Glass Suspended
License #995357 C-17 San Ramon, CA Est. 2014
Castlelite Outdoor Inc Suspended
License #1013134 A, B +2 more San Ramon, CA Est. 2016
Jp Flooring Installation Suspended
License #1093695 C-15 San Ramon, CA Est. 2022
Level Up Plumbing Suspended
License #1121825 C-36 San Ramon, CA Est. 2024

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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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