Licensed Contractors in Los Angeles, California

Los Angeles has 6,720 licensed contractors registered with the California Contractors State License Board across 77 trade classifications. The most common specialties are Electrical Contractor (959), Plumbing Contractor (666), Painting and Decorating Contractor (550). Over 3,800 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 (4024)
Electrical (1147)
Painting (840)
Plumbing (685)
HVAC (345)
Limited (328)
Roofing (320)
Landscaping (228)
Earthwork (143)
Fire (126)
Welding (119)
Solar (39)
Littlejohn-Reuland Corporation Active
License #4418 C-10 Los Angeles, CA Est. 1929
The Judson Studios Active
License #23917 C-17 Los Angeles, CA Est. 1931
A - 1 Floor Covering Co Active
License #108662 C-15 Los Angeles, CA Est. 1949
J M Carden Sprinkler Co Inc Active
License #166282 C-16, C-34 Los Angeles, CA Est. 1957
Gibbs Bros Electric Co Inc Active
License #169324 C-10 Los Angeles, CA Est. 1957
Roy E Smith Plumbing Co Inc Active
License #179873 C-16, C-20 +2 more Los Angeles, CA Est. 1958
R O Stewart Plumbing & Heating Co Active
License #186403 C-20, C-36 Los Angeles, CA Est. 1959
American Marble & Onyx Company Inc Active
License #189999 D22 Los Angeles, CA Est. 1960
Wittler Young Co Inc Active
License #191455 C-20 Los Angeles, CA Est. 1960
Heflin & E Paul Plumbing Inc Active
License #202227 C-20, C-36 Los Angeles, CA Est. 1961
Rand Engineering Company Active
License #215000 B Los Angeles, CA Est. 1963
Red Lilly Plumbing Inc Active
License #218270 C-20, C-36 Los Angeles, CA Est. 1963
Staib'S Painting Active
License #225464 C-33 Los Angeles, CA Est. 1964
Dan Zaharoni Active
License #229820 B, C-10 +2 more Los Angeles, CA Est. 1964
Yousen Plumbing Co Inc Active
License #229945 C-36 Los Angeles, CA Est. 1964
Leo May Electric Company Inc Active
License #241173 C-10 Los Angeles, CA Est. 1966
Jo-Mi Plumbing & Solar Inc Active
License #243931 C-20, C-36 +1 more Los Angeles, CA Est. 1966
Slater Roof Co Inc Active
License #246878 C-39 Los Angeles, CA Est. 1967
Ardsley Construction Company Inc Active
License #248586 B Los Angeles, CA Est. 1967
Amron Active
License #250700 B Los Angeles, CA Est. 1967
Rode Bros Inc Active
License #253814 C-15, C-54 Los Angeles, CA Est. 1968
Kb Home Sacramento Inc Active
License #255425 B Los Angeles, CA Est. 1968
Brody Pennell Heating & Air Conditioning Active
License #256821 C-20 Los Angeles, CA Est. 1969
H A Lewis Inc Active
License #257935 A, B +1 more Los Angeles, CA Est. 1969
Jensen Landscape Contractor Llc Active
License #259540 A, B +1 more Los Angeles, CA Est. 1969
J Colavin & Son Inc A California Corporation Active
License #260803 C-15, C-54 Los Angeles, CA Est. 1969
Greater Watts Development Corporation Active
License #260865 B, C-21 Los Angeles, CA Est. 1969
Penny Roofing Company Active
License #263831 C-39 Los Angeles, CA Est. 1970
Property Trends Inc Active
License #264390 B Los Angeles, CA Est. 1970
G & G Air Conditioning Inc Active
License #264775 C-20 Los Angeles, CA Est. 1970
Imperial Shade And Venetian Blind Co Active
License #266228 B, C-15 +2 more Los Angeles, CA Est. 1970
Taylors Construction Llc Active
License #267742 B, C-21 Los Angeles, CA Est. 1971
Powell Electric Active
License #267906 C-10 Los Angeles, CA Est. 1971
S & J Biren Inc Active
License #271798 C-15 Los Angeles, CA Est. 1971
R C Plumbing Active
License #273564 C-36 Los Angeles, CA Est. 1972
H E Woolsey Corporation Active
License #275493 B, C-10 +3 more Los Angeles, CA Est. 1972
Carpetcraft Inc Active
License #279468 C-15 Los Angeles, CA Est. 1972
Constantine Painting Inc Active
License #279531 C-33 Los Angeles, CA Est. 1972
Haim S Genish Painting Decorating Paperhanging Active
License #280764 C-33 Los Angeles, CA Est. 1972
West Coast Roofing Co Active
License #281498 C-39 Los Angeles, CA Est. 1973
Jose J V Barboza Active
License #286948 B Los Angeles, CA Est. 1973
Lenco Air Conditioning Service Incorporated Active
License #287882 C-20 Los Angeles, CA Est. 1973
B C Electric Active
License #287918 C-10 Los Angeles, CA Est. 1973
John Griffin Construction Active
License #292252 B Los Angeles, CA Est. 1974
Aero Shade Co Inc Active
License #294471 D52 Los Angeles, CA Est. 1974
Richard Holz Inc Active
License #294504 B Los Angeles, CA Est. 1974
Sound-Built Construction Active
License #295579 B Los Angeles, CA Est. 1974
Condu Corporation Active
License #297033 B Los Angeles, CA Est. 1974
Marx Brothers Fire Extinguishers Company Inc Active
License #298221 C-16 Los Angeles, CA Est. 1974
Lc Roofing Company Inc Dba Frank Lopez Roofing Co Active
License #298412 C-39 Los Angeles, CA Est. 1974

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Licensing Resources

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