Licensed Contractors in San Francisco, California
All license data is sourced from the California Contractors State License Board (CSLB). Last data update: February 20, 2026.
Contractors by Classification
General Contractors
B: General Building Contractor
(2365)
A: General Engineering Contractor
(328)
B-2: Residential Remodeling Contractor
(17)
Specialty Contractors
C-10: Electrical Contractor
(579)
C-36: Plumbing Contractor
(449)
C-33: Painting and Decorating Contractor
(315)
C-16: Fire Protection Contractor
(99)
C-27: Landscaping Contractor
(97)
C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor
(87)
C-15: Flooring and Floor Covering Contractor
(76)
C-39: Roofing Contractor
(75)
C-17: Glazing Contractor
(62)
C-54: Ceramic and Mosaic Tile Contractor
(61)
Grand Roofing Inc
Active
License #533105
C-39
San Francisco, CA
Est. 1988
License #533287
C-10
San Francisco, CA
Est. 1988
Ct Construction
Active
License #533324
B
San Francisco, CA
Est. 1988
Sequoia Plumbing
Active
License #533337
C-36
San Francisco, CA
Est. 1988
Tom'S Construction Company
Active
License #533739
B
San Francisco, CA
Est. 1988
Steven Bruhns
Active
License #534802
B, C-36
San Francisco, CA
Est. 1988
Toyo Greenland
Active
License #535241
B, C-27
San Francisco, CA
Est. 1988
Sunny'S Plumbing Inc
Active
License #536715
C-16, C-36
San Francisco, CA
Est. 1988
Ricardo Le Roy Thomson
Active
License #538021
B, C-36
San Francisco, CA
Est. 1988
Brady Construction
Active
License #539362
B
San Francisco, CA
Est. 1988
License #541147
C-27
San Francisco, CA
Est. 1988
Unlimited Security Systems
Active
License #541718
C-10, D16
San Francisco, CA
Est. 1988
License #541724
B
San Francisco, CA
Est. 1988
License #542091
B, C-36
San Francisco, CA
Est. 1988
Seiko Construction Company
Active
License #542225
B
San Francisco, CA
Est. 1988
Joseph Francis Lockary
Active
License #542254
B
San Francisco, CA
Est. 1988
Douglas G Boven
Active
License #542283
B
San Francisco, CA
Est. 1988
Badger Construction
Active
License #542738
B
San Francisco, CA
Est. 1988
Michael Paul Murray
Active
License #543421
B
San Francisco, CA
Est. 1988
License #543950
B
San Francisco, CA
Est. 1988
Advanced Design
Active
License #544201
B
San Francisco, CA
Est. 1988
Louie Bing Shou Construction
Active
License #544414
B
San Francisco, CA
Est. 1988
License #545559
B
San Francisco, CA
Est. 1988
Vulcan Fire Protection
Active
License #545635
C-16
San Francisco, CA
Est. 1988
Finnerty Plumbing
Active
License #545906
B, C-36
San Francisco, CA
Est. 1988
Clay Hill Construction
Active
License #546044
B
San Francisco, CA
Est. 1988
Terry Gamboa
Active
License #546049
B
San Francisco, CA
Est. 1988
J C Metal Specialists Inc
Active
License #546302
B, C-23 +1 more
San Francisco, CA
Est. 1988
Tam Woot Remodeling
Active
License #547078
B
San Francisco, CA
Est. 1988
Zaven Daigian
Active
License #547143
C-33
San Francisco, CA
Est. 1988
Lalor Construction Inc
Active
License #547650
B
San Francisco, CA
Est. 1988
Blue Bend Construction Inc
Active
License #547711
B
San Francisco, CA
Est. 1988
License #547990
A, B
San Francisco, CA
Est. 1988
Specialty Communications
Active
License #548176
C-7
San Francisco, CA
Est. 1988
Michael P O'Neill
Active
License #548609
B
San Francisco, CA
Est. 1988
License #548789
A, B +1 more
San Francisco, CA
Est. 1988
Pass
Active
License #548847
B
San Francisco, CA
Est. 1988
Answer Electric Inc
Active
License #550202
B, C-10
San Francisco, CA
Est. 1988
David Yuwoon Ho
Active
License #551389
B
San Francisco, CA
Est. 1988
Toni'S Construction Inc
Active
License #551504
B
San Francisco, CA
Est. 1988
Q S E Construction
Active
License #552073
A, B +1 more
San Francisco, CA
Est. 1988
Cornelius Enterprise
Active
License #552965
B, C-33
San Francisco, CA
Est. 1989
License #553189
C-10
San Francisco, CA
Est. 1989
Gucho Plumbing
Active
License #554666
C-16, C-36
San Francisco, CA
Est. 1989
License #556479
B
San Francisco, CA
Est. 1989
Brumfield Construction
Active
License #556520
B
San Francisco, CA
Est. 1989
Northwest Demolition Inc
Active
License #556976
A, B +1 more
San Francisco, CA
Est. 1989
License #556995
C-20, C-36
San Francisco, CA
Est. 1989
License #557195
C-36
San Francisco, CA
Est. 1989
Robert Leeds Fine Woodwork
Active
License #557472
C-6
San Francisco, CA
Est. 1989
San Francisco Building Permits
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