Updated: Aug 04, 2026
Location and Projects
Address
San Marcos, CA, 92078
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Cornerstone Roofing
Cornerstone Roofing at San Marcos, CA 92078, held a Roofer license (#942800) with the Oceanside contractors license board with an expiration date of 01-31-2020. We last verified the license was expired on 08-03-2026.
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 bidding system to be easily matched to qualified, licensed professionals in your area.
Cornerstone Roofing Contact Information
Phone Number: (858) 280-4082
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Cornerstone Roofing San Marcos
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Cornerstone Roofing, click “This is My Business” to update your information.
Activity
|
3 projects
|
2024 |
Our building permit records indicate that Cornerstone Roofing 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
|
3 projects
|
$20k-$50k |
|
1 project
|
$100k-$250k |
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.
Residential alteration or addition - plan check-permit
2022-02-11
Cross street: idaho st description of work: 2700 sqft re-roof for existing single family dwelling if a re-roof project is proposed the following specifications apply. existing roofing material: asphalt shingles proposed roofing material: aspahlt shingles manufacturer: owens corning brand and model: tru definition + deck seal (over garage) color (if cool roof required): mistic grey bui... see more
Valuation:
$16,011
Permit #:
PDS2022-RESALT-001607
Status:
expired
Fee:
$3
Permit Type:
N/A
Building Type:
N/A
Remove 2 layers of shingles. replace any water damaged sheeting install owens corning duration 0890-0008 2, 900 sqft
Valuation:
N/A
Permit #:
PMT22-05588
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (22) squares of comparable shingles onto house and attached garage
Valuation:
$9,600
Permit #:
BLD2020-03808
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (29) squares of shingles onto house and attached garage and (3) squares of torch down onto patio
Valuation:
$17,000
Permit #:
BLD2019-03566
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (22) squares of comparable shingles onto house and attached garage and (8) squares of torch down onto flat area of house
Valuation:
$9,500
Permit #:
BLD2019-03857
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (25) squares of composition shingles onto house and attached garage
Valuation:
$9,600
Permit #:
BLD2019-05222
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Tear off comparable shingle roof and install class a standing seam
Valuation:
$49,200
Permit #:
B-046937
Status:
final
Fee:
$2,134
Permit Type:
Comparable shingl...
Building Type:
N/A
Ocean beach. combination building permit (no plan) for a proposed re-roofing in-kind for an (e) sdu. rm-2-4 cst-app first pub. rdwy transit priority areas geo haz 52 ocean beach cottage emerging district 1941 yr. built
Valuation:
$11,000
Permit #:
2152543
Status:
complete
Fee:
$385
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (22) squares of torch down on to flat areas of roof and attached garage
Valuation:
$10,000
Permit #:
BLD2019-04496
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (28) squares of composition shingles onto house and attached garage
Valuation:
$15,000
Permit #:
BLD2019-04665
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Tear off built up roof and reroof with standing seam metal roof
Valuation:
$20,490
Permit #:
B-045994
Status:
issued
Fee:
$1,051
Permit Type:
Low slope w tear off
Building Type:
N/A
Reroof: remove existing material resheath as necessary and install (22) sqaures of composition shingles onto house and attached garage
Valuation:
$9,400
Permit #:
BLD2019-01663
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Lift & relay
Valuation:
$17,000
Permit #:
B22-01706
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Reroof: remove existing material resheath as needed and install 28 squares of gaf composition shingles onto house and attached garage
Valuation:
$10,300
Permit #:
BLD2017-05499
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Reroof: remove existing material resheath as needed and install 21 squares of composition shingles over house and attached garage
Valuation:
$8,224
Permit #:
BLD2017-01813
Status:
final
Fee:
N/A
Permit Type:
Reroof
Building Type:
N/A
Re-roof - comparable shingle (like for like)
Valuation:
N/A
Permit #:
B18-1990
Status:
final
Fee:
$316
Permit Type:
Reroof
Building Type:
N/A
Residential alteration or addition - plan check-permit
2014-11-04
Cross street: grand vista lane description of work: hra- 5500 sqft re-roof for existing single family dwelling (iccr 0942-0055) if a re-roof project is proposed the following specifications apply. existing roofing material: fiber shake proposed roofing material: light weight title manufacturer: boral brand and model: duralite 600 color (if cool roof required): charcoal brown built-up ... see more
Valuation:
$32,615
Permit #:
PDS2014-RESALT-007657
Status:
complete
Fee:
$9
Permit Type:
N/A
Building Type:
N/A
Residential alteration or addition - plan check-permit
2015-03-11
Cross street:foothill dr description of work: 1660 sq ft re-roof for existing single family dwelling if a re-roof project is proposed the following specifications apply. existing roofing material: composition shingles proposed roofing material: class a fiberglass shingles manufacturer: gaf brand and model: timberline color (if cool roof required): barkwood built-up roofing assembly sy... see more
Valuation:
$9,488
Permit #:
PDS2015-RESALT-001922
Status:
complete
Fee:
$3
Permit Type:
N/A
Building Type:
N/A
Residential alteration or addition - plan check-permit
2016-03-24
Cross street: highway 76 description of work: 3400sf reroof for existing single family dwelling. if a re-roof project is proposed the following specifications apply. existing roofing material: conc. tile proposed roofing material: conc tile manufacturer: borall brand and model: barcelona color (if cool roof required): brown built-up roofing assembly system number per attached listing ... see more
Valuation:
$20,162
Permit #:
PDS2016-RESALT-003226
Status:
complete
Fee:
$5
Permit Type:
N/A
Building Type:
N/A
Residential alteration or addition - plan check-permit
2015-06-09
Cross street: winter gardens blvd description of work: 1600 sf re-roof for existing single family dwelling if a re-roof project is proposed the following specifications apply. existing roofing material: comparable proposed roofing material: comparable manufacturer: ownes corning brand and model: oakridge color (if cool roof required): sjhasta white built-up roofing assembly system num... see more
Valuation:
$9,488
Permit #:
PDS2015-RESALT-004919
Status:
complete
Fee:
$3
Permit Type:
N/A
Building Type:
N/A
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Cornerstone Roofing Reviews
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Cornerstone Roofing License info
Inactive License
| License # | 942800 |
| Status | Inactive |
| City | Oceanside |
| Type | Contractor |
| Business Type | Sole Ownership |
- According to the City of Oceanside, CA, 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 Cornerstone Roofing at the City of Oceanside, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 942800 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| 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 Cornerstone Roofing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 692016 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| 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 Cornerstone Roofing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 557903 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| 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 Cornerstone Roofing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Cornerstone Roofing, click “This is My Business” to update your information.
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
255
Permits
- Building permit records show that Cornerstone Roofing has worked on 255 permitted projects.
Cornerstone Roofing Employees
NG
Nathan Eric Graaff
Sole Owner
NG
Nathan Graaff
Owner
NG
Neville D Graaff
Sole Owner
RB
Russell Duane Bittle
Sole Owner