Licensed Contractors in West Covina, California
West Covina has 452 licensed contractors registered with the California Contractors State License Board across 48 trade classifications. The most common specialties are Electrical Contractor (66), Plumbing Contractor (43), Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor (38). 248 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
(234)
A: General Engineering Contractor
(13)
B-2: Residential Remodeling Contractor
(1)
Specialty Contractors
C-10: Electrical Contractor
(66)
C-36: Plumbing Contractor
(43)
C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor
(38)
C-33: Painting and Decorating Contractor
(23)
C-8: Concrete Contractor
(12)
C-15: Flooring and Floor Covering Contractor
(11)
C-27: Landscaping Contractor
(11)
C-9: Drywall Contractor
(9)
C-39: Roofing Contractor
(9)
D49: Tree Service
(9)
License #271139
C-33
West Covina, CA
Est. 1971
License #295995
B, C-10 +1 more
West Covina, CA
Est. 1974
Steven J Clairmont
Active
License #313882
B, C-10
West Covina, CA
Est. 1975
A-C And D-C Electric
Active
License #332500
B, C-10
West Covina, CA
Est. 1977
Astro Painting Co Inc
Active
License #420496
C-33
West Covina, CA
Est. 1982
License #430220
C-4
West Covina, CA
Est. 1982
Caver Enterprise
Active
License #450509
C-10
West Covina, CA
Est. 1983
Alvaro E Livas
Active
License #474272
C-10
West Covina, CA
Est. 1985
L And R Electric Co
Active
License #476572
C-10
West Covina, CA
Est. 1985
Bolt Co
Active
License #481375
B
West Covina, CA
Est. 1985
Sou-Chi Ma
Active
License #482500
B
West Covina, CA
Est. 1985
Ka Cheong Construction
Active
License #489187
A, B
West Covina, CA
Est. 1986
Vicomptel Inc
Active
License #499739
C-7
West Covina, CA
Est. 1986
License #513577
C-36
West Covina, CA
Est. 1987
Ces Construction Co
Active
License #514187
B
West Covina, CA
Est. 1987
A A Construction
Active
License #523161
B
West Covina, CA
Est. 1988
Booth Works
Active
License #531509
B
West Covina, CA
Est. 1988
Nader Youssef
Active
License #533619
B
West Covina, CA
Est. 1988
Interior Concepts
Active
License #540330
B, C-9
West Covina, CA
Est. 1988
A M J Construction
Active
License #542520
B
West Covina, CA
Est. 1988
Modern Finish Inc
Active
License #546334
B
West Covina, CA
Est. 1988
Van Asch Construction
Active
License #547218
B
West Covina, CA
Est. 1988
License #549538
C-33
West Covina, CA
Est. 1988
Johnnie Joseph Tringali
Active
License #557793
B
West Covina, CA
Est. 1989
License #562559
B
West Covina, CA
Est. 1989
John Hrynkiewicz
Active
License #589906
B
West Covina, CA
Est. 1990
Spectrum Carpet Service
Active
License #594094
C-15
West Covina, CA
Est. 1990
Ample Security Co
Active
License #600322
D16
West Covina, CA
Est. 1990
Mauricio Construction
Active
License #602912
B
West Covina, CA
Est. 1990
License #605518
B
West Covina, CA
Est. 1990
United Fire & Safety Corp
Active
License #621096
C-16
West Covina, CA
Est. 1991
License #622697
B, C-36
West Covina, CA
Est. 1991
Quality Performance Painting
Active
License #628035
C-33
West Covina, CA
Est. 1991
Alex Bath Tub Refinishing
Active
License #628640
D12
West Covina, CA
Est. 1991
License #637168
C-8
West Covina, CA
Est. 1992
John Chang
Active
License #641970
C-10
West Covina, CA
Est. 1992
Ozuna Electric Co Inc
Active
License #647855
C-10
West Covina, CA
Est. 1992
Orange Property Co
Active
License #649579
B
West Covina, CA
Est. 1992
Stupak Roofing
Active
License #654140
B, C-39
West Covina, CA
Est. 1992
Solidway Construction Inc
Active
License #657819
B, C-10 +1 more
West Covina, CA
Est. 1992
License #659132
B
West Covina, CA
Est. 1992
Glendora Tree Surgery Inc
Active
License #662261
D49
West Covina, CA
Est. 1993
License #662546
B
West Covina, CA
Est. 1993
Bobadilla Construction Inc
Active
License #664692
B
West Covina, CA
Est. 1993
Robert Reed Roofing
Active
License #676739
C-39
West Covina, CA
Est. 1993
Ramirez Construction
Active
License #683241
C-8
West Covina, CA
Est. 1993
Robertson Electric Service
Active
License #690130
C-10
West Covina, CA
Est. 1994
Hand Construction
Active
License #691993
D06
West Covina, CA
Est. 1994
Jasen Charles Grohs
Active
License #702217
B
West Covina, CA
Est. 1995
A B C Carpet
Active
License #716615
C-15
West Covina, CA
Est. 1995