Updated: Mar 02, 2026
Location and Projects
Address
612 HEMLOCK AVE, South San Francisco, CA, 94080
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Ja Roofing
Ja Roofing, 612 Hemlock Ave, South San Francisco, CA (Employee: Jose Luis Hernandez Tenorio) holds a Roofing license according to the California license board.
Their BuildZoom score of 110 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ja Roofing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Ja Roofing Contact Information
Phone Number: (650) 996-4663
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Address: 612 HEMLOCK AVE, South San Francisco, CA 94080
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Ja Roofing South San Francisco
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ja Roofing has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.
Activity
|
23 projects
|
2025 |
|
18 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that Ja Roofing has worked on at least
55.0 projects over the past 3 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.
Experience
|
53 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Ja Roofing mostly works on
roofing project
projects.
Pricing
|
34 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $14,150. This graph shows the distribution of these job values.
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.
1. remove existing roof down to the base sheathing inspect for dry rot 2. install roofing underlayment 3. install new gaf hdz composition shingles
Valuation:
N/A
Permit #:
BLD2025-00105
Status:
final
Fee:
$405
Permit Type:
N/A
Building Type:
N/A
Tear off existing roof down to the base sheathing. install new roofing underlayment and new composition class a shingles at 24 squares
Valuation:
$18,500
Permit #:
BD-2025-296766
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroofing to remove (e) roof and install (n) compoistion shingles on pitch roof. hot works
Valuation:
$26,000
Permit #:
202504224931
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
1. remove existing roof down to the base sheathing inspect for dry rot. 2. install new synthetic roofing underlayment. 3. install new gaf hdz composition shingles. 23 squares
Valuation:
$16,000
Permit #:
BD-2024-294036
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-roofing: remove and replace roofing material existing roofing material (in-kind)
Valuation:
$21,800
Permit #:
202509195674
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Re-roofing: remove and replace roofing material existing roofing material (in-kind)
Valuation:
$13,500
Permit #:
202501108155
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Garage roof only 1. remove existing roof from the garage only down to the base sheathing and inspect for dry rot 2. install new roofing underlayment 3. install new composition composition shingles only 3.5 squares
Valuation:
N/A
Permit #:
BLD2023-02608
Status:
expired
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
1. remove existing roof down to the base sheathing inspect for dry rot 2. install new roofing underlayment 3. install new gaf timberline hdz composition shingles
Valuation:
N/A
Permit #:
BLD2024-01438
Status:
final
Fee:
$350
Permit Type:
N/A
Building Type:
N/A
1. remove existing roof down to the base sheathing inspect for dry rot 2. install new roofing underlayment 3. install new gaf hdz composition shingles
Valuation:
N/A
Permit #:
BLD2024-02565
Status:
final
Fee:
$461
Permit Type:
N/A
Building Type:
N/A
Re-roof remove existing roof replace with new composition shingles
Valuation:
N/A
Permit #:
BLD-2025-273
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroof of peel & stick roof using sa cap fr underlayment for class a fire rating must have class a fire rating
Valuation:
N/A
Permit #:
BLD-2025-1063
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tear off comparable shingles 18 squares see notes
Valuation:
N/A
Permit #:
B25-0767
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
Re-roof remove existing roof install plywood and place new composition shingles roof
Valuation:
N/A
Permit #:
BLD-2025-760
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-roofing: remove and replace roofing material existing roofing material (in-kind)
Valuation:
$17,500
Permit #:
202410253813
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Re-roofing: remove and replace roofing material existing roofing material (in-kind)
Valuation:
$19,500
Permit #:
202408188911
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Re-roofing: remove and replace roofing material existing roofing material (in-kind)
Valuation:
$18,000
Permit #:
202406275418
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Re-roofing: remove and replace roofing material existing roofing material (in-kind)
Valuation:
$16,800
Permit #:
202406204937
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Garage only 1. remove existing roof down to the base sheathing inspect for dry rot garage only 2. install new tpo roof
Valuation:
N/A
Permit #:
BLD2023-02860
Status:
final
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
1. remove existing roof down to the base sheathing inspect for dry rot 2. install 1/2 osb plywood 3. install roofing underlayment 4. install gaf hdz composition shingles
Valuation:
N/A
Permit #:
BLD2023-02610
Status:
final
Fee:
$350
Permit Type:
N/A
Building Type:
N/A
21 squares - remove existing roofing material and install new composition shingles
Valuation:
$18,000
Permit #:
B2024-04959
Status:
final
Fee:
$698
Permit Type:
N/A
Building Type:
N/A
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Ja Roofing Reviews
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Verified License
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Ja Roofing License info
Verified License
| License # | 1089308 |
| Status | Active |
| State | California |
| Type | Roofing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Ja Roofing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
61
Permits
- Building permit records show that Ja Roofing has worked on 61 permitted projects.
Ja Roofing Employees
JT
Jose Luis Hernandez Tenorio
Sole Owner