Licensed Contractors in Danville, California
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
(193)
A: General Engineering Contractor
(24)
B-2: Residential Remodeling Contractor
(4)
Specialty Contractors
C-10: Electrical Contractor
(32)
C-27: Landscaping Contractor
(20)
C-33: Painting and Decorating Contractor
(17)
C-36: Plumbing Contractor
(17)
C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor
(16)
C-53: Swimming Pool Contractor
(11)
C-15: Flooring and Floor Covering Contractor
(10)
C-7: Low Voltage Systems Contractor
(7)
D35: Pool and Spa Maintenance
(7)
C-43: Sheet Metal Contractor
(5)
Newcastle Const
Active
License #544885
B
Danville, CA
Est. 1988
License #545264
B
Danville, CA
Est. 1988
License #546130
B
Danville, CA
Est. 1988
Steve L Marquoit Masonry
Active
License #548131
C-29
Danville, CA
Est. 1988
Firestorm Protect
Active
License #554239
B
Danville, CA
Est. 1989
Joe A Callaway
Active
License #555222
A, C-10 +1 more
Danville, CA
Est. 1989
Amores Plumbing Company
Active
License #562240
C-16, C-36
Danville, CA
Est. 1989
N S General Contractors Inc
Active
License #566459
B, C-33
Danville, CA
Est. 1989
Robert P Scott Construction
Active
License #576713
B
Danville, CA
Est. 1989
Mark Andrew Homes
Active
License #579846
B
Danville, CA
Est. 1989
The Gerontides Company
Active
License #581565
B
Danville, CA
Est. 1989
License #587897
B, C-10
Danville, CA
Est. 1990
R S Diekman & Associates
Active
License #593789
C-27
Danville, CA
Est. 1990
Nugent Constructors Inc
Active
License #599590
A, B
Danville, CA
Est. 1990
License #600164
B
Danville, CA
Est. 1990
Mcqueen Construction Inc
Active
License #602651
B
Danville, CA
Est. 1990
Gem Builders
Active
License #603664
B
Danville, CA
Est. 1990
Air Design Heating & Cooling
Active
License #604264
C-20, C-43
Danville, CA
Est. 1990
Micor Electric Inc
Active
License #613167
C-10
Danville, CA
Est. 1991
Eagle Peak Builders Inc
Active
License #615423
B
Danville, CA
Est. 1991
Bay Drainage And Landscaping
Active
License #626918
C-27
Danville, CA
Est. 1991
Greg Muyskens Contractor Inc
Active
License #635296
B
Danville, CA
Est. 1992
License #639119
B
Danville, CA
Est. 1992
License #643529
C-17
Danville, CA
Est. 1992
Production Excavating
Active
License #643587
A
Danville, CA
Est. 1992
John Wayne Eberhard Jr
Active
License #644323
B
Danville, CA
Est. 1992
Aarnav Builders Inc
Active
License #652871
B, C-10
Danville, CA
Est. 1992
Functional Floors
Active
License #656310
C-15
Danville, CA
Est. 1992
The Flower Garden Company
Active
License #658707
C-27
Danville, CA
Est. 1992
G M Piombo Construction
Active
License #669193
B
Danville, CA
Est. 1993
Fenton Construction
Active
License #669736
B, C-17
Danville, CA
Est. 1993
Ram Real Estate Development
Active
License #670724
B
Danville, CA
Est. 1993
License #670853
C-13, C-23
Danville, CA
Est. 1993
License #676382
D21, D34
Danville, CA
Est. 1993
Tree Wise
Active
License #676797
C-27, D49
Danville, CA
Est. 1993
License #692310
A, B
Danville, CA
Est. 1994
J R W Construction Inc
Active
License #694292
B
Danville, CA
Est. 1994
Abbes Construction
Active
License #702740
B, C-15
Danville, CA
Est. 1995
License #714434
B
Danville, CA
Est. 1995
Pacific Waste Services Inc
Active
License #716238
A
Danville, CA
Est. 1995
Jim Freethy Excavating Inc
Active
License #718343
A
Danville, CA
Est. 1996
Construction Pros Llc
Active
License #721431
B
Danville, CA
Est. 1996
Baillie Communications Inc
Active
License #735815
A, C-7
Danville, CA
Est. 1997
Caltron Groups Inc
Active
License #739477
B
Danville, CA
Est. 1997
Penniman Painting
Active
License #745404
C-33
Danville, CA
Est. 1998
Joey Mota Landscaping Inc
Active
License #751470
C-27
Danville, CA
Est. 1998
Beyond Basics Construction
Active
License #751777
B, C-54
Danville, CA
Est. 1998
B R Construction
Active
License #757394
B
Danville, CA
Est. 1998
License #758156
B
Danville, CA
Est. 1999
Botelho Const Co
Active
License #760290
B
Danville, CA
Est. 1999