Licensed Contractors in Rosemead, California

Rosemead has 233 licensed contractors registered with the California Contractors State License Board across 32 trade classifications. The most common specialties are Electrical Contractor (38), Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor (25), Plumbing Contractor (23). 150 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 (155)
Electrical (41)
HVAC (29)
Plumbing (25)
Painting (15)
Roofing (12)
Earthwork (10)
Limited (5)
Landscaping (4)
Fire (3)
Welding (2)
Irish Construction Active
License #97962 A, C-10 +1 more Rosemead, CA Est. 1947
J & M Service Active
License #259939 C-20 Rosemead, CA Est. 1969
Mission Builders Active
License #265251 B, C-8 +3 more Rosemead, CA Est. 1970
E Cardona Electric Active
License #348252 C-10 Rosemead, CA Est. 1977
S E Clark Professional Painting Active
License #396031 C-33 Rosemead, CA Est. 1980
Premier Construction Co Active
License #400321 B Rosemead, CA Est. 1981
Marvista Const Co Active
License #408754 B, D12 Rosemead, CA Est. 1981
Alhambra Backflow Active
License #416044 C-36 Rosemead, CA Est. 1981
Mission Fence & Patio Builders Active
License #441713 B, C-8 +3 more Rosemead, CA Est. 1983
Di-Peng Yang Active
License #442758 B Rosemead, CA Est. 1983
Sunrise Construction Co Active
License #461338 B Rosemead, CA Est. 1984
Temple Air Conditioning & Heating Active
License #477676 C-20 Rosemead, CA Est. 1985
Ampert Development Inc Active
License #482800 B Rosemead, CA Est. 1985
Air Care Mechanical Co Active
License #516562 B, C-20 Rosemead, CA Est. 1987
Paul Lai Active
License #518704 C-36 Rosemead, CA Est. 1987
C A P Construction Co Active
License #518707 B, C-36 Rosemead, CA Est. 1987
T D T Contractor Inc Active
License #521176 B, C-10 +1 more Rosemead, CA Est. 1987
Michael Chan Active
License #538162 C-36 Rosemead, CA Est. 1988
R Vq Air Systems Inc Active
License #540093 C-20 Rosemead, CA Est. 1988
Diaz Landscape & Nursery Active
License #547505 C-27 Rosemead, CA Est. 1988
Pacific Great West Construction Inc Active
License #557191 B Rosemead, CA Est. 1989
Tuan Nghi Diep Active
License #568623 B Rosemead, CA Est. 1989
Engineered Concrete Cutting Inc Active
License #599254 A, D06 Rosemead, CA Est. 1990
William Tran Active
License #600616 B Rosemead, CA Est. 1990
Sevilla Electric Active
License #602875 C-10 Rosemead, CA Est. 1990
Metropole Construction Co Active
License #603270 B Rosemead, CA Est. 1990
Leavon Development Inc Active
License #613257 B Rosemead, CA Est. 1991
Quan Chieu Ma Electric Services Active
License #613934 B, C-10 Rosemead, CA Est. 1991
E T Electrical Inc Active
License #615866 C-10 Rosemead, CA Est. 1991
Gofar Professional Service Inc Active
License #641745 C-15 Rosemead, CA Est. 1992
J P Construction Co Active
License #642751 B, C-10 +1 more Rosemead, CA Est. 1992
Tran Quan Electric Air Conditioning & Heating Active
License #649827 C-10, C-20 Rosemead, CA Est. 1992
Aldis Browne Construction Active
License #650299 B Rosemead, CA Est. 1992
Elias Refrigeration/Heating & Air Conditioning Services Active
License #661359 C-20, C-38 Rosemead, CA Est. 1992
American Tech Construction Active
License #662300 B Rosemead, CA Est. 1993
Tai'S Plumbing Corp Active
License #673382 C-36 Rosemead, CA Est. 1993
J G M Const Active
License #688602 B Rosemead, CA Est. 1994
Antonio The Drain Specialist Active
License #693288 B, C-36 Rosemead, CA Est. 1994
Amco Glass & Mirror Inc Active
License #716239 C-17 Rosemead, CA Est. 1995
T Y Construction Inc Active
License #716679 B, C-36 Rosemead, CA Est. 1995
Hang Truu Active
License #730746 B Rosemead, CA Est. 1996
Tom F Gu Active
License #746624 B Rosemead, CA Est. 1998
Otto Cuongquoc Ngoquach Active
License #750408 B Rosemead, CA Est. 1998
Michael Cheng Ko Sun Active
License #764512 B Rosemead, CA Est. 1999
J & M Refrigeration Active
License #769790 C-10, C-38 Rosemead, CA Est. 1999
Nu Way Builders Active
License #771401 B Rosemead, CA Est. 1999
M & L Construction And Development Inc Active
License #774980 B Rosemead, CA Est. 2000
Raymond Sooc Active
License #776722 C-10, C-20 Rosemead, CA Est. 2000
Pan Construction Inc Active
License #779866 B Rosemead, CA Est. 2000
Henry Kyin Lun Wong Active
License #781401 B Rosemead, CA Est. 2000

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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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