Licensed Contractors in Monrovia, California

All license data is sourced from the California Contractors State License Board (CSLB). Last data update: May 24, 2026.

Contractors by Trade

Building (168)
Electrical (48)
Plumbing (32)
Painting (32)
Landscaping (31)
Limited (23)
HVAC (21)
Earthwork (16)
Roofing (9)
Welding (8)
Fire (7)
Solar (1)
Martin Construction Active
License #574945 A, B Monrovia, CA Est. 1989
Karl E Pearson Active
License #578614 B Monrovia, CA Est. 1989
R J Collins Plumbing Co Inc Active
License #583305 C-36 Monrovia, CA Est. 1989
Robyn Eric Pender Active
License #583971 C-10 Monrovia, CA Est. 1989
Johnssons Plumbing Service Active
License #586319 C-36 Monrovia, CA Est. 1990
Custom Woodworking Active
License #595207 C-6 Monrovia, CA Est. 1990
Quality Craft Home Improvement Active
License #596849 B, C-54 Monrovia, CA Est. 1990
Scott A Bednar Construction Active
License #597543 B Monrovia, CA Est. 1990
Carl Maertens Active
License #601255 B, C-36 Monrovia, CA Est. 1990
Chris Walters Construction Active
License #611019 B Monrovia, CA Est. 1991
Rocket Plumbing Active
License #612976 C-36 Monrovia, CA Est. 1991
S P Construction Active
License #613529 B Monrovia, CA Est. 1991
General Development Group Active
License #619507 B Monrovia, CA Est. 1991
Century Sewer Services Active
License #626528 C-36, C-42 Monrovia, CA Est. 1991
Complete Painting & Restoration Active
License #627160 C-33 Monrovia, CA Est. 1991
Laret Construction Active
License #628688 B Monrovia, CA Est. 1991
John W Allen Active
License #641272 C-36 Monrovia, CA Est. 1992
Wildrose Landscape Active
License #641885 C-27 Monrovia, CA Est. 1992
Concept Builders Active
License #643751 B Monrovia, CA Est. 1992
M J And L Construction Active
License #646286 B Monrovia, CA Est. 1992
Brown - United Inc Active
License #646890 B Monrovia, CA Est. 1992
Spaeth Construction Company Active
License #655551 B Monrovia, CA Est. 1992
Barsam Construction Active
License #663904 B Monrovia, CA Est. 1993
Paul Albrecht Active
License #665654 B Monrovia, CA Est. 1993
Michael G Flaaten Active
License #670444 C-10 Monrovia, CA Est. 1993
Rod Construction Managers Active
License #671634 B, C-10 Monrovia, CA Est. 1993
Perry C Thomas Construction Inc Active
License #672532 A Monrovia, CA Est. 1993
Aryco H V A C Active
License #673436 C-20 Monrovia, CA Est. 1993
Carlson Construction And Remodeling Active
License #681122 B Monrovia, CA Est. 1993
Daniel A Fedorka Active
License #686355 B Monrovia, CA Est. 1994
Raffi'S Metal Design Active
License #687467 B, C-23 Monrovia, CA Est. 1994
Garvey Roofing Company Incorporated Active
License #692839 B, C-2 +2 more Monrovia, CA Est. 1994
The Koi Pond Active
License #694430 C-27 Monrovia, CA Est. 1994
Bakewell Construction Active
License #700071 B Monrovia, CA Est. 1994
Kirton Construction Active
License #700992 B Monrovia, CA Est. 1995
Peter A Kirsch-Korff Active
License #701028 B Monrovia, CA Est. 1995
Wagner Refrigeration Active
License #703697 C-38 Monrovia, CA Est. 1995
S H Plumbing Heating & Air Conditioning Active
License #707018 C-20, C-36 Monrovia, CA Est. 1995
Sullivan Construction Active
License #708490 B Monrovia, CA Est. 1995
Proficient Electric Active
License #709483 C-10 Monrovia, CA Est. 1995
Chelsea Construction Corp Active
License #710035 B Monrovia, CA Est. 1995
Westport Construction Inc Active
License #712732 B Monrovia, CA Est. 1995
Daniel Howard Ham Active
License #712773 B Monrovia, CA Est. 1995
R C Masonry Active
License #714667 C-29 Monrovia, CA Est. 1995
Pratt Cooling & Heating Inc Active
License #715545 C-20 Monrovia, CA Est. 1995
Chm Construction Active
License #724419 B Monrovia, CA Est. 1996
Ever Clear Pool And Spa Maintenance Active
License #725227 D35 Monrovia, CA Est. 1996
Pipeman Active
License #740665 C-36 Monrovia, CA Est. 1997
Mountain Aire Services Active
License #742211 B, C-10 +2 more Monrovia, CA Est. 1997
A & M Heating & Air Conditioning Active
License #742975 C-20 Monrovia, CA Est. 1997

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Licensing Resources

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Deposit and payment rules for California contracts
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