Licensed Contractors in Diamond Bar, California

All license data is sourced from the California Contractors State License Board (CSLB). Local dataset stamp: N/A. Verify current status before hiring.

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Building & structure Electrical & low voltage HVAC & mechanical Plumbing & water Painting & finishes Landscaping & outdoor Fire & safety Limited specialties Roofing & exterior Earthwork & concrete Solar & energy Welding & fabrication
Ciel Air Conditioning And Electric Active
License #1039457 C-10, C-20 Diamond Bar, CA Licensed since 2018
Fangzhou Chen Construction Active
License #1040290 B Diamond Bar, CA Licensed since 2018
Hjr Contracting Inc Active
License #1041548 B, C-20 Diamond Bar, CA Licensed since 2018
Unicorn Construction Active
License #1042772 B Diamond Bar, CA Licensed since 2018
Yuan Zhang Active
License #1042983 B Diamond Bar, CA Licensed since 2018
D A S Builder Inc Active
License #1044031 B Diamond Bar, CA Licensed since 2018
Home Builders Incorporated Active
License #1047096 B Diamond Bar, CA Licensed since 2018
Dux Technology Consulting Inc Active
License #1050592 C-7 Diamond Bar, CA Licensed since 2019
Huamei Construction Inc Active
License #1051093 B Diamond Bar, CA Licensed since 2019
Young Chai Jung Active
License #1051661 B Diamond Bar, CA Licensed since 2019
Thm Associates Inc Active
License #1052347 C-7 Diamond Bar, CA Licensed since 2019
Fill Good Landscaping Active
License #1053396 C-27 Diamond Bar, CA Licensed since 2019
Peter Yiping Hu Active
License #1053475 B Diamond Bar, CA Licensed since 2019
Riva Property Management Active
License #1053668 B Diamond Bar, CA Licensed since 2019
R H Construction And Design Inc Active
License #1054283 B Diamond Bar, CA Licensed since 2019
Jamie Jinzuo Huang Active
License #1055726 B Diamond Bar, CA Licensed since 2019
Smart Construction Active
License #1056267 B, C-10 Diamond Bar, CA Licensed since 2019
Samuel J Lee Active
License #1060372 B Diamond Bar, CA Licensed since 2019
Haitao Feng Active
License #1061261 C-7 Diamond Bar, CA Licensed since 2019
Alliant Construction Services Inc Active
License #1061441 B Diamond Bar, CA Licensed since 2019
K3Gs Llc Active
License #1064281 C-7 Diamond Bar, CA Licensed since 2020
B7 Builders Active
License #1065231 B Diamond Bar, CA Licensed since 2020
Galvan Plumbing Active
License #1065435 C-36 Diamond Bar, CA Licensed since 2020
Isre Interact Solutions Real Estate Active
License #1066181 A, B +2 more Diamond Bar, CA Licensed since 2020
Dream Space Construction Active
License #1071725 B, C-33 Diamond Bar, CA Licensed since 2020
Robert Velazquez Construction Active
License #1072001 B Diamond Bar, CA Licensed since 2020
Giant Palms Construction Inc Active
License #1072035 B, C-33 Diamond Bar, CA Licensed since 2020
L B Air Conditioning Active
License #1072480 C-20 Diamond Bar, CA Licensed since 2021
Suncoast Home Elevators Corp Active
License #1073048 C-11 Diamond Bar, CA Licensed since 2021
Lexar Construction Active
License #1074012 B Diamond Bar, CA Licensed since 2021
Apex Construction Builder Inc Active
License #1074739 B Diamond Bar, CA Licensed since 2021
Grand Space Active
License #1075915 A, B Diamond Bar, CA Licensed since 2021
Integrated Wiring Concepts Inc Active
License #1076152 C-10 Diamond Bar, CA Licensed since 2021
Yq Air Condition Solution Active
License #1077548 C-20 Diamond Bar, CA Licensed since 2021
Jkz Group Inc Active
License #1080141 B Diamond Bar, CA Licensed since 2021
Ichien Chen Active
License #1080792 B Diamond Bar, CA Licensed since 2021
Yellowstone Workx Inc Active
License #1084592 B, C-54 Diamond Bar, CA Licensed since 2021
High Noon Air Active
License #1085441 C-20, C-38 Diamond Bar, CA Licensed since 2021
Yuze Air Conditioning Active
License #1086305 C-20 Diamond Bar, CA Licensed since 2022
All Day Drains Active
License #1088634 C-36 Diamond Bar, CA Licensed since 2022
Maj Engineering Active
License #1089238 A Diamond Bar, CA Licensed since 2022
Avanti Membrane Technology Inc Active
License #1091779 C-55 Diamond Bar, CA Licensed since 2022
Padilla'S Grading And Paving Active
License #1093279 B, C-12 Diamond Bar, CA Licensed since 2022
Dyconn Inc Active
License #1093822 B Diamond Bar, CA Licensed since 2022
Lhw Construction Inc Active
License #1095664 B Diamond Bar, CA Licensed since 2022
Pjcy Renovation Active
License #1095968 B Diamond Bar, CA Licensed since 2022
Allwayz Heating & Air Conditioning Inc Active
License #1097372 C-20 Diamond Bar, CA Licensed since 2022
Beshear Floor Active
License #1100076 C-15 Diamond Bar, CA Licensed since 2022
Vanta Construction & Design Active
License #1100647 B, C-10 Diamond Bar, CA Licensed since 2023
Datang Building Service Inc Active
License #1103658 B Diamond Bar, CA Licensed since 2023

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Licensing Resources

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Deposit and payment rules for California contracts
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