Updated: Mar 01, 2026
Location and Projects
Address
819 SAN DOMINGO DR, Santa Rosa, CA, 95404
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Gramajo Roofing
Gramajo Roofing, 819 San Domingo Dr, Santa Rosa, CA (Employees: Delfido Isaias Gramajo Ramos and Wendy Violeta De Leon Lopez) holds a Roofing license according to the California license board.
Their BuildZoom score of 111 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 Gramajo Roofing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Gramajo Roofing Contact Information
Phone Number: (415) 532-9114
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Address: 819 SAN DOMINGO DR, Santa Rosa, CA 95404
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Gramajo Roofing Santa Rosa
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gramajo Roofing has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
34 projects
|
2025 |
|
16 projects
|
2024 |
|
13 projects
|
2023 |
Our building permit records indicate that Gramajo Roofing has worked on at least
63.0 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
|
58 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Gramajo Roofing mostly works on
roofing project
projects.
Pricing
|
2 projects
|
< $5k |
|
14 projects
|
$5k-$20k |
|
18 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
The typical size of their permits is approximately $20,000. 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.
Complete reroof - existing type: composition/asphalt - proposed replacement: tear off; reroof with “class a” composition - structure type: residential dwelling
Valuation:
$20,000
Permit #:
BR25-00210-RRF
Status:
expired
Fee:
$627
Permit Type:
N/A
Building Type:
N/A
New roof installation. remove existing roof down to solid sheeting and install new class a torch down roof membrane
Valuation:
$27,000
Permit #:
B42009
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Reroofing: remove natural slate roof and install 12 davinci composite synthetic shingle with 6 lap with copper valleys and ridges. color = canyon (to closely match existing natural slate color)
Valuation:
$70,000
Permit #:
202211015626
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Tear-off 2250 sq ft of comparable shingles replace w class a asphalt shingles. install gutter covers
Valuation:
$25,000
Permit #:
B2025-0043
Status:
issued
Fee:
$507
Permit Type:
Residence reroof ...
Building Type:
N/A
Remove existing asphalt shingles roof and install new standing seam metal roof system
Valuation:
$25,000
Permit #:
B25-2278
Status:
issued
Fee:
$318
Permit Type:
N/A
Building Type:
N/A
Tear off reroof single family dwelling 23 squares comparable shingle self cert
Valuation:
N/A
Permit #:
BLD25-2921
Status:
issued
Fee:
$538
Permit Type:
N/A
Building Type:
N/A
Remove existing shingle roof and install new class a comparable
Valuation:
$18,000
Permit #:
B2025-0956
Status:
issued
Fee:
$437
Permit Type:
Re roof
Building Type:
N/A
Re-roof 3 200q ft color midnight black slope 4 1/2:12
Valuation:
N/A
Permit #:
BR25-165
Status:
issued
Fee:
$919
Permit Type:
Reroof
Building Type:
N/A
Remove existing roof and install new class a comparable 20sqs
Valuation:
$19,000
Permit #:
RB25-0059
Status:
final
Fee:
$296
Permit Type:
Reroof without sh...
Building Type:
N/A
Remove existing roof and install new 3ply torch down class a roof membrane reroofing all areas of flat roofs only. units 1-4 building
Valuation:
$25,000
Permit #:
B24-1104
Status:
final
Fee:
$307
Permit Type:
N/A
Building Type:
N/A
Remove existing roof and install new 3ply torch down class a roof membrane reroofing all areas of flat roofs only. units 5-7 building
Valuation:
$15,000
Permit #:
B24-1106
Status:
final
Fee:
$301
Permit Type:
N/A
Building Type:
N/A
Residence - re-roof. no stated re-sheet. flatmembrane or t&g
Valuation:
$25,000
Permit #:
B-049362
Status:
final
Fee:
$1,242
Permit Type:
Low slope w tear off
Building Type:
N/A
Remove existing torch down roof and install new class a torch down roof membrane
Valuation:
$24,000
Permit #:
B40164
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Remove existing roof and install new class a comparable
Valuation:
N/A
Permit #:
B2025-0011
Status:
final
Fee:
$460
Permit Type:
N/A
Building Type:
N/A
Residence re-roof. no stated resheet. compshingles
Valuation:
$20,000
Permit #:
B-049166
Status:
final
Fee:
$1,049
Permit Type:
Comparable shingl...
Building Type:
N/A
Residence re-roof. no stated resheet. compshingles
Valuation:
$7,000
Permit #:
B-048609
Status:
final
Fee:
$476
Permit Type:
Comparable shingl...
Building Type:
N/A
Remove existing comparable shingles roof and install new class a comparable shingles roof system
Valuation:
$26,000
Permit #:
B33975
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Remove existing roof membrane. install new 3 ply class a torch down roof system
Valuation:
$25,000
Permit #:
B42359
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Residence bldg; reroof tear off to class a
Valuation:
$14,000
Permit #:
B2025-0229
Status:
issued
Fee:
$511
Permit Type:
Re roof
Building Type:
N/A
Residence bldg; reroof tear off to class a
Valuation:
$8,900
Permit #:
B2025-0228
Status:
final
Fee:
$407
Permit Type:
Re roof
Building Type:
N/A
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Gramajo Roofing Reviews
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Verified License
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Gramajo Roofing License info
Verified License
| License # | 1043262 |
| Status | Active |
| State | California |
| Type | Roofing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Gramajo Roofing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
90
Permits
- Building permit records show that Gramajo Roofing has worked on 90 permitted projects.
Gramajo Roofing Employees
DR
Delfido Isaias Gramajo Ramos
Sole Owner
WL
Wendy Violeta De Leon Lopez
Officer