Updated: Apr 05, 2026
Location and Projects
Address
500 ROSS CIRCLE, Martinez, CA, 94553
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Humberto Martinez Construction
Humberto Martinez, 500 Ross Cir, Martinez, CA (Employee: Humberto Martinez) holds a Ornamental Metals, General Building license according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Humberto Martinez, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Humberto Martinez Services
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Humberto Martinez Contact Information
Phone Number: (925) 812-2077
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Address: 500 ROSS CIRCLE, Martinez, CA 94553
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Humberto Martinez Martinez
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Humberto Martinez has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that Humberto Martinez has worked on at least
3.0 projects over the past 2 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$50k-$100k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Convert attached garage and guest room into a one bed one bathroom laundry closet accessory dwelling unit (540 sf) along with alteration to plumbing and electrical. new framing
Valuation:
$54,471
Permit #:
B202401249
Status:
issued
Fee:
$2,945
Permit Type:
N/A
Building Type:
N/A
Legalize area that's not code compliant per inspector
Valuation:
$3,800
Permit #:
BPA25-0965
Status:
complete
Fee:
N/A
Permit Type:
Wood
Building Type:
N/A
Install (1) new emergency power outlet
Valuation:
$9,300
Permit #:
EP25-0110
Status:
final
Fee:
$1,044
Permit Type:
Alteration and/or...
Building Type:
N/A
Supplemental to 20041-10000-03685 to change address from 425 w 94th st to 425 e 94th st
Valuation:
N/A
Permit #:
20041-10001-03685
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert portion of existing guest room into laundry closet (plans under b202401249)
Valuation:
N/A
Permit #:
B202405688
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sub-panel service meter located at 425 94th st ref permit#20041-10000-03685
Valuation:
N/A
Permit #:
20041-10000-03687
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Revision to b202401249 to legalize southwest partition of the garage
Valuation:
$3,800
Permit #:
B202505663
Status:
issued
Fee:
$310
Permit Type:
N/A
Building Type:
N/A
Service upgrade 200 amps 2 gang meter servicing 425 and 423 e 94th st
Valuation:
N/A
Permit #:
20041-10000-03685
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Rancho bernardo. building permit for tenant improvement. scope of work is exterior striping in parking lot for new spaces change of occupancy from s-1 to b interior demolition of partition walls making two office spaces into one construction of new demising wall infill and electrical work. zone: ip-2-1
Valuation:
$60,088
Permit #:
514702
Status:
complete
Fee:
$1,206
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Fire permit to replace the existing halon system with a clean agent fire supression system for the existing sharp healthcare office building. (no reference project #)
Valuation:
N/A
Permit #:
525657
Status:
complete
Fee:
$2,804
Permit Type:
N/A
Building Type:
N/A
Fire alarm system
Valuation:
N/A
Permit #:
566905
Status:
issued
Fee:
$902
Permit Type:
N/A
Building Type:
N/A
Needs a new roof paint on the buildings new fascia boards landscaping is not there
Valuation:
$0
Permit #:
COD2009-09813
Status:
Closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1501 sf addition - 487 sf habitable 1014 sf garage/workshop
Valuation:
$35,000
Permit #:
08-04-063
Status:
final
Fee:
$1,408
Permit Type:
N/A
Building Type:
Single family
No Description Available
Valuation:
$2,250
Permit #:
21219
Status:
issued
Fee:
$222
Permit Type:
N/A
Building Type:
N/A
Rancho bernardo. building permit for tenant improvement. scope of work is exterior striping in parking lot for new spaces change of occupancy from s-1 to b interior demolition of partition walls making two office spaces into one construction of new demising wall infill and electrical work. zone: ip-2-1
Valuation:
N/A
Permit #:
514705
Status:
complete
Fee:
$147
Permit Type:
Add/alt tenant im...
Building Type:
N/A
New interior fau closet (fau installation under a separate permit)
Valuation:
N/A
Permit #:
B200502955
Status:
final
Fee:
$87
Permit Type:
Residential alter...
Building Type:
N/A
Upgrade electrical panel to 100 amps and addition subpanel
Valuation:
N/A
Permit #:
B200304177
Status:
final
Fee:
$72
Permit Type:
Electrical
Building Type:
N/A
Fire alarm system upgrade for extg cox communications office. (no ref #)
Valuation:
N/A
Permit #:
512138
Status:
complete
Fee:
$2,600
Permit Type:
N/A
Building Type:
N/A
Plan change - striping for parking
Valuation:
$0
Permit #:
552958
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install on-site sewer line
Valuation:
$100
Permit #:
03-10-031
Status:
Finaled
Fee:
$44
Permit Type:
N/A
Building Type:
Residential
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Verified License
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Humberto Martinez License info
Verified License
| License # | 924018 |
| Status | Active |
| State | California |
| Type | Ornamental Metals, General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Humberto Martinez at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
14
Permits
- Building permit records show that Humberto Martinez has worked on 14 permitted projects.
Humberto Martinez Employees
HM
Humberto Martinez
Sole Owner
HM
Humberto Martinez
Sole Owner