Licensed Contractors in Hillsborough, California

Hillsborough has 21 licensed contractors registered with the California Contractors State License Board across 8 trade classifications. The most common specialties are Electrical Contractor (4), Landscaping Contractor (2), Plumbing Contractor (2). 18 contractors hold general contractor licenses (Class A or B).

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

Contractors by Trade

Building (18)
Electrical (5)
Plumbing (2)
Painting (2)
Landscaping (2)
Liddell Electric Company Active
License #280299 C-10 Hillsborough, CA Est. 1972
Warren Cheung Construction Active
License #294646 B Hillsborough, CA Est. 1974
Camp Curry Construction Active
License #397946 B Hillsborough, CA Est. 1980
Art'S Plumbing Active
License #418141 C-36 Hillsborough, CA Est. 1982
Frank Costaglio Painting Active
License #523126 B, C-33 Hillsborough, CA Est. 1988
Pietro Construction Co Active
License #562969 B Hillsborough, CA Est. 1989
Beale Construction Active
License #565705 B Hillsborough, CA Est. 1989
C W K Electrical Inc Active
License #584641 C-10 Hillsborough, CA Est. 1990
Lewis Wiseman Active
License #635738 B Hillsborough, CA Est. 1992
Asia K Kan Dba A K A Construction Co Active
License #713423 B Hillsborough, CA Est. 1995
Whiley Builders Active
License #794498 B Hillsborough, CA Est. 2001
Layne Builders Inc Active
License #805451 B Hillsborough, CA Est. 2002
Bloc Real Estate And Construction Active
License #903007 B, C-10 Hillsborough, CA Est. 2007
A P Consulting Engineers Inc Active
License #961752 B Hillsborough, CA Est. 2011
New Grove Construction Inc Active
License #981110 B, C-27 Hillsborough, CA Est. 2013
Bg Design Build Pc Active
License #982312 B Hillsborough, CA Est. 2013
Clix Systems Active
License #983258 B, C-7 +2 more Hillsborough, CA Est. 2013
Ballyfin Consulting Active
License #993219 A Hillsborough, CA Est. 2014
Pacific Heights Construction Inc Active
License #1025404 B Hillsborough, CA Est. 2017
Calvin Ng Active
License #1031040 B, C-27 Hillsborough, CA Est. 2017
Jary Llc Active
License #1147938 B, C-54 Hillsborough, CA Est. 2025

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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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