Licensed Contractors in Oakland, California
Oakland has 1,644 licensed contractors registered with the California Contractors State License Board across 64 trade classifications. The most common specialties are Electrical Contractor (188), Plumbing Contractor (130), Painting and Decorating Contractor (130). 988 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: February 20, 2026.
Contractors by Classification
General Contractors
B: General Building Contractor
(871)
A: General Engineering Contractor
(105)
B-2: Residential Remodeling Contractor
(12)
Specialty Contractors
C-10: Electrical Contractor
(188)
C-36: Plumbing Contractor
(130)
C-33: Painting and Decorating Contractor
(130)
C-27: Landscaping Contractor
(79)
C-15: Flooring and Floor Covering Contractor
(57)
C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor
(53)
C-39: Roofing Contractor
(48)
C-42: Sanitation System Contractor
(28)
C-8: Concrete Contractor
(25)
C-16: Fire Protection Contractor
(25)
Mc Guire And Hester
Active
License #95879
A, B +4 more
Oakland, CA
Est. 1947
J H Fitzmaurice Inc
Active
License #111689
A, B +4 more
Oakland, CA
Est. 1949
Redgwick Construction Co
Active
License #140057
A, HAZ
Oakland, CA
Est. 1953
License #141140
A
Oakland, CA
Est. 1953
General Roofing Company
Active
License #154732
C-39
Oakland, CA
Est. 1955
Fidelity Roof Company
Active
License #156017
ASB, B +3 more
Oakland, CA
Est. 1955
Design Workshops
Active
License #168319
C-6
Oakland, CA
Est. 1957
Branagh Inc
Active
License #180497
B
Oakland, CA
Est. 1959
License #195222
C-10
Oakland, CA
Est. 1960
East Bay Fixture Company
Active
License #213597
B, C-6
Oakland, CA
Est. 1962
George E Masker Inc
Active
License #219160
C-33
Oakland, CA
Est. 1963
Howard Construction Co
Active
License #226122
B
Oakland, CA
Est. 1964
Anderson Commercial Flooring
Active
License #242102
C-15
Oakland, CA
Est. 1966
Allied Fire Protection
Active
License #251700
C-12, C-16 +2 more
Oakland, CA
Est. 1968
Earle'S Lo-Cost Electric Co
Active
License #264444
C-10
Oakland, CA
Est. 1970
Uneda Glass & Window Co
Active
License #266777
B, C-17
Oakland, CA
Est. 1971
Karl Kardel Co
Active
License #271178
B, C-33 +1 more
Oakland, CA
Est. 1971
License #271837
D13
Oakland, CA
Est. 1971
Floor Sure Interiors
Active
License #274302
C-15
Oakland, CA
Est. 1972
A A Johnson & Son Inc
Active
License #277070
C-8
Oakland, CA
Est. 1972
License #278101
B, C-38 +1 more
Oakland, CA
Est. 1972
Electrical Contractor
Active
License #278731
C-10
Oakland, CA
Est. 1972
John H Steib
Active
License #283361
B
Oakland, CA
Est. 1973
Canyon Design Build
Active
License #285785
B
Oakland, CA
Est. 1973
Pacific Scaffold Co Inc
Active
License #292509
D39
Oakland, CA
Est. 1974
License #300068
A, C-57 +2 more
Oakland, CA
Est. 1974
Hammer & Associates
Active
License #303291
B, C-13 +2 more
Oakland, CA
Est. 1975
Eureka Valley Construction
Active
License #309876
B, C-10 +1 more
Oakland, CA
Est. 1975
Roberson Construction
Active
License #310923
B
Oakland, CA
Est. 1975
License #311865
B
Oakland, CA
Est. 1975
Arrow Sign Co
Active
License #314794
C-45, C-51 +1 more
Oakland, CA
Est. 1976
Albertson Plumbing
Active
License #317171
C-36
Oakland, CA
Est. 1976
License #319315
C-27
Oakland, CA
Est. 1976
License #321867
C-36
Oakland, CA
Est. 1976
Rockridge Builders
Active
License #324919
B
Oakland, CA
Est. 1976
License #334917
B, C-10 +1 more
Oakland, CA
Est. 1977
Barry Ghanbari & Associates
Active
License #349476
B
Oakland, CA
Est. 1978
Greg Marell
Active
License #353397
B
Oakland, CA
Est. 1978
License #362016
A, C-16 +2 more
Oakland, CA
Est. 1978
Piedmont Construction
Active
License #369074
B
Oakland, CA
Est. 1979
License #371019
B, C-27
Oakland, CA
Est. 1979
Lyons Construction
Active
License #373883
B
Oakland, CA
Est. 1979
Houk Construction
Active
License #374736
B
Oakland, CA
Est. 1979
Pacifica Construction
Active
License #378998
B
Oakland, CA
Est. 1979
J M Campbell Company Inc
Active
License #384593
B, C-20 +1 more
Oakland, CA
Est. 1979
Nancy Smith Construction Inc
Active
License #384852
B
Oakland, CA
Est. 1979
Monterey Mechanical Co
Active
License #388361
A, ASB +9 more
Oakland, CA
Est. 1980
Jeffrey Byron Jones
Active
License #390360
C-10
Oakland, CA
Est. 1980
License #392319
B
Oakland, CA
Est. 1980
Clifford E Mapes
Active
License #396399
B
Oakland, CA
Est. 1980