Location and Projects
Address
10227 International Blvd, Oakland, CA, 94603
Use our bidding system to
request a quote
Diablo Roofing & Waterproofing Inc
Diablo Roofing & Waterproofing Inc, 10227 International Blvd, Oakland, CA (Employee: Adrian Contreras Sanchez) holds a Roofing license and 4 other licenses according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Diablo Roofing & Waterproofing Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Diablo Roofing & Waterproofing Inc Services
Start a project today:
Diablo Roofing & Waterproofing Inc Contact Information
Phone Number: (510) 600-5394
Address: 10227 International Blvd, Oakland, CA 94603
Diablo Roofing & Waterproofing Inc Oakland
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Diablo Roofing & Waterproofing Inc has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
|
14 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that Diablo Roofing & Waterproofing Inc has worked on at least
35.0 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
|
4 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Diablo Roofing & Waterproofing Inc mostly works on
commercial renovation
projects.
Pricing
|
4 projects
|
$5k-$20k |
|
8 projects
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
5 projects
|
$100k-$250k |
|
3 projects
|
$250k-$500k |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $90,000. 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.
Building Permits by Diablo Roofing & Waterproofing Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
E-permit: tear off - yes resheet - no 1 layer(s) 167 squares of pvc single ply. in-progress inspection required if 10 sq or greater. cf-6r-env-01 required at final inspection. cf-1r-alt on file. carbon monoxide & smoke alarms required. reference crc sections r315 & r314. the 2022 california energy code requires minimum insulation values be installed above the roof deck during reroof p... see more
Valuation:
$122,791
Permit #:
COM-2423978
Status:
final
Fee:
$1,705
Permit Type:
N/A
Building Type:
N/A
Removal of existing roof system down to the wood. over wood attach dens-deck non primed. over dens-deck attach 60mil tpo **184 sqaures cool roof or cool roof exception required.** far
Valuation:
N/A
Permit #:
BICRR24-005713
Status:
expired
Fee:
$1,683
Permit Type:
N/A
Building Type:
N/A
Reroof - tear off and install 20 squares of roofing material. cool roof exception: (d) existing ducts in the attic are insulated and sealed according to section 150.1(c)9 zoning r-1-65
Valuation:
$20,000
Permit #:
B24-3542
Status:
final
Fee:
$308
Permit Type:
N/A
Building Type:
N/A
Remove existing roof for city hall building b and replace it with a new cool roof system. for building a see bld2023-08517
Valuation:
$1,375,000
Permit #:
BLD2023-08534
Status:
complete
Fee:
$16,000
Permit Type:
Reroof
Building Type:
N/A
Remove existing roof for city hall building a and replace it with a new cool roof system. for building b see bld2023-08534
Valuation:
$1,375,000
Permit #:
BLD2023-08517
Status:
complete
Fee:
$16,000
Permit Type:
Reroof
Building Type:
N/A
Remove and install tile - 154 sq's
Valuation:
$350,000
Permit #:
BCOM2025-0076
Status:
issued
Fee:
$654
Permit Type:
Re-roof
Building Type:
N/A
Full re-roof over existing roof deck. mechanically attached 60 mil tpo color: white 170 squares
Valuation:
$70,000
Permit #:
BL-ROOF-2025-00188
Status:
complete
Fee:
$1,454
Permit Type:
N/A
Building Type:
N/A
Reroof 35 squares of tpo ***esr and crrc report to be onsite for inspection.***
Valuation:
$1,598,780
Permit #:
BLD2023-10279
Status:
issued
Fee:
$9,053
Permit Type:
N/A
Building Type:
N/A
Removal of existing roof system down to the wood. over wood attach dens-deck non primed. over dens-deck attach 60mil tpo
Valuation:
N/A
Permit #:
BISUB24-01813
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Removal of existing roof system down to the wood. over wood attach dens-deck non primed. over dens-deck attach 60 mil tpo
Valuation:
N/A
Permit #:
BIRR24-005382
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroof - one/two family residential new roof: metal class a area 2900 sf use existing roof deck remove normal wt. conc. tile existing roofing est. 50 ton to be recycled
Valuation:
$22,620
Permit #:
BLD2025-02618
Status:
final
Fee:
N/A
Permit Type:
Reroof - single f...
Building Type:
N/A
Re-roof approximately half the building. consisting of removal of the existing pvc membrane leaving the built up roof below in place. installation of new half inch recover board and 50 mil pvc membrane
Valuation:
$90,000
Permit #:
RW23-0262
Status:
issued
Fee:
$833
Permit Type:
N/A
Building Type:
N/A
Clean all penetrations drains and surface to receive new membrane. loose laid over one layer of base sheet. over base sheet mechanically attach 60 mil gaf tpo. roof in all penetrations curbs and drains per manufacturers specifications. remove and reinstall the coping after the walls are finished. install new metal counter flashing on the wood siding areas
Valuation:
$139,750
Permit #:
BLD2022-04255
Status:
issued
Fee:
$1,535
Permit Type:
N/A
Building Type:
N/A
Re-roof 3, 500sqft single ply tpo
Valuation:
$15,987,870
Permit #:
BLD2023-10278
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial reroof- tear off (e) and install (n) single ply roof tpo. no sheathing. 35sq
Valuation:
$180,000
Permit #:
B23-0325
Status:
final
Fee:
$3,659
Permit Type:
N/A
Building Type:
N/A
Remove existing tile system installing new sheathing substrate over t&g decking installing new synthetic underlayment and new asphalt shingles
Valuation:
N/A
Permit #:
BLD2025-01560-001
Status:
triage
Fee:
$146
Permit Type:
N/A
Building Type:
N/A
Remove existing shingles. install osb sheathing. install 2 layers of underlayment. install dimensional shingles @ 100 squares
Valuation:
$98,000
Permit #:
BD-2024-294445
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tear off existing roofing install new tpo reinforced membrane 85 000 sf
Valuation:
$599,000
Permit #:
B22-1146
Status:
final
Fee:
$8,604
Permit Type:
N/A
Building Type:
N/A
Remove and dispose old material related to roofing on upper and lower restrooms. install new tile mortar remove skylights down spouts and custom gutters
Valuation:
$21,732
Permit #:
RW24-0467
Status:
final
Fee:
$389
Permit Type:
N/A
Building Type:
N/A
Re-roofing
Valuation:
$350,000
Permit #:
202407176706
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
41 - auto repairs
Diablo Roofing & Waterproofing Inc Reviews
BuildZoom hasn't received any reviews for Diablo Roofing & Waterproofing Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Diablo Roofing & Waterproofing Inc License info
Verified License
| License # | 1069338 |
| Status | Active |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Diablo Roofing & Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1126520 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Diablo Roofing & Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1050243 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Diablo Roofing & Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 644005 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Diablo Roofing & Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 606505 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Diablo Roofing & Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | Scottsdale Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
130
Permits
- Building permit records show that Diablo Roofing & Waterproofing Inc has worked on 130 permitted projects.
Diablo Roofing & Waterproofing Inc Employees
AS
Adrian Contreras Sanchez
Ceo / Pres