Updated: Apr 23, 2026
Location and Projects
Address
4190 BROWN RD, Oakley, CA, 94561
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Randy J Mass Construction
Randy J Mass at 4190 BROWN RD, Oakley, CA 94561, held a General Contractor license (#683505) with the California contractors license board with an expiration date of 05-10-2024. We last verified the license was inactive on 04-22-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Randy J Mass Services
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Randy J Mass Contact Information
Phone Number: (925) 783-6645
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Address: 4190 BROWN RD, Oakley, CA 94561
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace sewer line from building to sidewalk with property line cleanout
Valuation:
N/A
Permit #:
BLD2014-33952
Status:
final
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Remodel home - bathroom kitchen window elect service upgrade 125 amp reroof
Valuation:
$15,000
Permit #:
BP00000971
Status:
final
Fee:
$367
Permit Type:
N/A
Building Type:
N/A
Tenant improvement. - kitchen in existing modular
Valuation:
N/A
Permit #:
BLD-2014-0867
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tear off tile and install 30yr comparable
Valuation:
$8,500
Permit #:
11010007
Status:
final
Fee:
$167
Permit Type:
Residential
Building Type:
N/A
Siding repair ** need smoke detector & carbon monoxide certificate**
Valuation:
N/A
Permit #:
BLD-2014-1427
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bedroom & bathroom addition
Valuation:
N/A
Permit #:
BIAD0000237327
Status:
final
Fee:
$1,310
Permit Type:
N/A
Building Type:
N/A
Pg&e meter upgrade 125a to 200a
Valuation:
N/A
Permit #:
BIE16-006797
Status:
final
Fee:
$132
Permit Type:
N/A
Building Type:
N/A
Install gas shut off devices
Valuation:
N/A
Permit #:
BIPL10-000905
Status:
final
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Class a metal roof
Valuation:
N/A
Permit #:
BIRR0000242827
Status:
final
Fee:
$312
Permit Type:
N/A
Building Type:
N/A
Electrical - install new main
Valuation:
N/A
Permit #:
BIE0000227645
Status:
final
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Panel change/relocation
Valuation:
N/A
Permit #:
BIE0000219233
Status:
final
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Restore elect & gas
Valuation:
N/A
Permit #:
BIRS0000238546
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Service upgrade
Valuation:
N/A
Permit #:
BIE0000225899
Status:
final
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Replace electrical for modular units
Valuation:
N/A
Permit #:
BLD-2012-0056
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Gas test
Valuation:
N/A
Permit #:
BIPL0000238544
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Gas line
Valuation:
N/A
Permit #:
BIPL0000221418
Status:
final
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Gas line for modular
Valuation:
N/A
Permit #:
BLD-2012-1071
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac duct work repair
Valuation:
N/A
Permit #:
BLD-2012-0857
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sushi bar (ele/sink/sheetrck) dragon city
Valuation:
$100
Permit #:
B09-0143
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tear off tile and install 30yr comparable
Valuation:
$8,500
Permit #:
11010007
Status:
final
Fee:
$167
Permit Type:
Residential
Building Type:
N/A
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Randy J Mass Reviews
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Randy J Mass License info
Inactive License
| License # | 683505 |
| Status | Inactive |
| State | California |
| Type | Landscaping, General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Randy J Mass at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Randy J Mass, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Business Alliance Insurance Company |
| Bond Value | $15,000 |
22
Permits
- Building permit records show that Randy J Mass has worked on 22 permitted projects.
Randy J Mass Employees
RM
Randy Joseph Mass
Owner