Updated: May 11, 2026
Location and Projects
Address
1845 W. 9TH ST, Upland, CA, 91786
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Cornerstone Concrete & Construction Inc
Cornerstone Concrete & Construction Inc, 1845 W 9th St, Upland, CA (Employees: Gary Dean Caudle, Lynn Dale Singleton, and Michael Allen Strassenburg) holds a General Building, Concrete, Masonry license and 4 other licenses 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 Cornerstone Concrete & Construction Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cornerstone Concrete & Construction Inc Services
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Cornerstone Concrete & Construction Inc Contact Information
Phone Number: (714) 528-5669
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Address: 1845 W. 9TH ST, Upland, CA 91786
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Cornerstone Concrete & Construction Inc Upland
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cornerstone Concrete & Construction Inc has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
2 projects
|
2023 |
Our building permit records indicate that Cornerstone Concrete & Construction Inc has worked on at least
2.0 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.
Pricing
|
2 projects
|
$5k-$20k |
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 Cornerstone Concrete & Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Re-roof - remove existing and install gaf hickory (brown like for like) cool roof shingle
Valuation:
$16,500
Permit #:
B00-032-386
Status:
final
Fee:
$455
Permit Type:
Roof
Building Type:
N/A
Remove existing layer(s) of comparable shingles and replace w/new gaf reflector series comparable shingles 2, 400sf gaf: ccrc: 0676-0131
Valuation:
N/A
Permit #:
PMT2020-05188
Status:
final
Fee:
$551
Permit Type:
N/A
Building Type:
N/A
Remove roofing install new plywood with gaf coastal slate
Valuation:
$14,300
Permit #:
B00-033-412
Status:
issued
Fee:
$413
Permit Type:
Roof
Building Type:
N/A
Tear off comparable to comp-malarkey- color willow wood-crrc# 0850-0028 -28 squares
Valuation:
N/A
Permit #:
PMT2022-00504
Status:
final
Fee:
$564
Permit Type:
N/A
Building Type:
N/A
Remove existing comparable shingles and install comparable shingles gaf hickory color asphalt shingles 24 squares 2400 sq ft
Valuation:
N/A
Permit #:
PMT2021-05771
Status:
final
Fee:
$564
Permit Type:
N/A
Building Type:
N/A
Remove roofing shingles - install gaf asphalt shingles same for same gaf timberline birchwood 25squares
Valuation:
$6,000
Permit #:
B00-029-961
Status:
final
Fee:
$207
Permit Type:
Dwellings
Building Type:
N/A
Remove existing roofing install new o.s.d. plywood install gaf stone grey asphalt shingles. 2 700sqft
Valuation:
$7,000
Permit #:
B00-030-023
Status:
final
Fee:
$226
Permit Type:
Dwellings
Building Type:
N/A
Remove existing asphalt shingles on roof and install new cool roof shingles - 2, 500sf
Valuation:
N/A
Permit #:
PMT2020-02536
Status:
final
Fee:
$551
Permit Type:
N/A
Building Type:
N/A
Remove tiles on roof install 2 layers 30lb felt reinstall existing tiles
Valuation:
$7,500
Permit #:
B00-028-824
Status:
final
Fee:
$230
Permit Type:
Dwellings
Building Type:
N/A
Remove roofing shingles install new reflector series gaf slate color shingles 30 squares crrc# 0608-0008
Valuation:
N/A
Permit #:
B19-2499
Status:
final
Fee:
$114
Permit Type:
N/A
Building Type:
N/A
244 sf family room addition
Valuation:
$28,000
Permit #:
B16-001-091
Status:
final
Fee:
$1,870
Permit Type:
Dwellings
Building Type:
N/A
Commercial remodel demolish roofing facia sheet metal install framing/sheathing facia. like for like in color and texture
Valuation:
$30,000
Permit #:
B00-025-675
Status:
final
Fee:
$555
Permit Type:
Churches
Building Type:
N/A
Remove existing roofing and install new same-for-same asphalt shingles gaf tan in color - 2900sf
Valuation:
N/A
Permit #:
PMT2019-05674
Status:
final
Fee:
$615
Permit Type:
N/A
Building Type:
N/A
3000sf complete tear off. remove roofing and install new 30 yr. slate color asphalt shigles over existing sheathing
Valuation:
N/A
Permit #:
PMT2018-02377
Status:
final
Fee:
$106
Permit Type:
N/A
Building Type:
N/A
Remove existing layer of tile and replace w/same weight tile roofing - 3000sf
Valuation:
N/A
Permit #:
PMT2019-04689
Status:
final
Fee:
$613
Permit Type:
N/A
Building Type:
N/A
Remove existing roofing install comparable shingles - esr# 2831
Valuation:
N/A
Permit #:
B19-1578
Status:
final
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
Addition (5) can lights at kitchen (1) light above lav (n) outlets at lav area remove fiberglass shower and replace with new tiles with (n) shower valves. remove (1) sink and replace with (2) sinks. upgrade (2) existing can lights at hall and entry entered by: daleyj
Valuation:
N/A
Permit #:
C2015-005760
Status:
final
Fee:
$358
Permit Type:
N/A
Building Type:
N/A
Revision (160sf breezeway conversion to extend existing kitchen) replace dry-rotted framing members in existing breezeway; relocate plumbing/electrical in kitchen; relocate plumbing in existing master bathrm; replace existing lighting to he lighting
Valuation:
N/A
Permit #:
PMT2017-01930
Status:
final
Fee:
$997
Permit Type:
N/A
Building Type:
N/A
Remove existing layer(s) of comparable shingles and replace with new comparable shingles (gaf timberline - 0676-0041a; sri #28 - cool barkwood) 3, 200sf
Valuation:
N/A
Permit #:
PMT2021-03684
Status:
final
Fee:
$729
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel - convert tub to shower - led fixture - exhaust fan - window change-out above shower
Valuation:
N/A
Permit #:
B17-00809
Status:
issued
Fee:
$416
Permit Type:
N/A
Building Type:
N/A
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Cornerstone Concrete & Construction Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Cornerstone Concrete & Construction Inc License info
Verified License
| License # | 980455 |
| Status | Active |
| State | California |
| Type | General Building, Concrete, Masonry |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Cornerstone Concrete & Construction 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 # | 581472 |
| Status | Inactive |
| State | California |
| Type | General Engineering, General Building, Concrete |
| 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. If this is your business, please update your license status.
Check this license's status for Cornerstone Concrete & Construction 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 # | 540942 |
| Status | Inactive |
| State | California |
| Type | Masonry, Concrete, General Building |
| 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. If this is your business, please update your license status.
Check this license's status for Cornerstone Concrete & Construction 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 # | 433017 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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. If this is your business, please update your license status.
Check this license's status for Cornerstone Concrete & Construction 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 # | 868748 |
| Status | Inactive |
| State | California |
| Type | General Building, Concrete, Masonry |
| 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. If this is your business, please update your license status.
Check this license's status for Cornerstone Concrete & Construction Inc 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 | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
58
Permits
- Building permit records show that Cornerstone Concrete & Construction Inc has worked on 58 permitted projects.
Cornerstone Concrete & Construction Inc Employees
GC
Gary Dean Caudle
Rmo/Ceo/Pres
LS
Lynn Dale Singleton
Qualify Partner
MS
Michael Allen Strassenburg
Rmo
MC
Michael Arthur Mc Casland
General Partner
SP
Soong Un Park
Sole Owner