Updated: Jul 07, 2026
Location and Projects
Address
500 W ALGONQUIN RD, Mount Prospect, IL, 60056
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Cornerstone Contracting Construction
Cornerstone Contracting, Inc. operates out of Mount Prospect, IL, specializing in residential remodeling and construction services throughout the greater Chicago area. Drawing on a decade of industry experience, the company handles kitchen and bathroom renovations, basement finishing, and additions. Their project portfolio includes full-scale remodels, cabinetry installation, tile work, and structural modifications in single-family homes. Cornerstone Contracting also works with homeowners on exterior projects such as decks, patios, and siding replacement. The company manages projects from initial design through final build, coordinating permits and ensuring compliance with local building codes. Cornerstone Contracting serves clients in Mount Prospect as well as surrounding communities, delivering tailored solutions for home improvement and expansion projects.
Cornerstone Contracting, Inc Services
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Cornerstone Contracting, Inc Contact Information
Phone Number: (847) 378-1700
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Address: 500 W ALGONQUIN RD, Mount Prospect, IL 60056
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Cornerstone Contracting, Inc Mount Prospect
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cornerstone Contracting, Inc has a BuildZoom score of 101, which places them above 88% of 65,686 contractors in Illinois.
Activity
|
4 projects
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Cornerstone Contracting, Inc has worked on at least
5.0 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
|
1 project
|
< $5k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
The typical size of their permits is approximately $255,000. 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 Cornerstone Contracting, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Self-cert 2019 cbrc: chicago public schools - rt-4: alessandro volta elementary school. work consists of replacing the existing fire alarm system adding select doors on keyless access system electrical conduit select ceiling grids and partitions as per plans. no change in use. e-1 educational use construction type 1a
Valuation:
$850,000
Permit #:
101065764
Status:
issued
Fee:
$19,438
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: chicago public schools - pd517: avondale/logandale elementary school. work consists of replacing the existing fire alarm system adding select doors on keyless access system electrical conduit select ceiling grids and partitions as per plans. no change in use. e-1 educational use construction type 1b
Valuation:
$600,000
Permit #:
101065765
Status:
issued
Fee:
$13,378
Permit Type:
N/A
Building Type:
N/A
Rs-2 self-cert 2019 cbrc: chicago public schools - rs-2: smyser elementary school. work consists of replacing the existing fire alarm system adding select doors on keyless access system electrical conduit select ceiling grids and partitions as per plans. no change in use. e-1 educational use construction type 1b
Valuation:
$255,000
Permit #:
101065763
Status:
issued
Fee:
$7,990
Permit Type:
N/A
Building Type:
N/A
Rs-2 self-cert 2019 cbrc: chicago public schools - rs-2: stevenson middle school. work consists of replacing the existing fire alarm system adding select doors on keyless access system select ceiling grids and partitions as per plans. no change in use. e-1 educational use construction type 1a
Valuation:
$200,000
Permit #:
101065760
Status:
issued
Fee:
$6,700
Permit Type:
N/A
Building Type:
N/A
Demolition of two buildings divisions 1 & 1a in 16 phases; work includes installing structural bulkheads at tunnels rerouting of existing utilities currently serving divisions 1 & 1a new recreation area at location left vacant after the demolish of division 1 & 1a includes installation of stormwater detention security cameras telecomm construct two egress structures 1 & 2 per plans. e... see more
Valuation:
$173,316
Permit #:
100809124
Status:
complete
Fee:
$4,375
Permit Type:
N/A
Building Type:
N/A
Reinstate building permit 100809124. this reinstatement permit allows utility work associated with steam electrical plumbing and security cameras only until the wrecking permits are issued. the entire scope of work on permit 100809124 can be performed once the two wrecking permits are issued
Valuation:
$1
Permit #:
100911023
Status:
issued
Fee:
$1,169
Permit Type:
N/A
Building Type:
N/A
Change of plumbing contractor permit #100911023 to chicago area plumbing
Valuation:
$75
Permit #:
101012416
Status:
issued
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
This is a chicago public school (cps) project - occupancy classification is education group e-1 (under the new code) - no change in use. work consists of (1) renovation of selected bathrooms including new plumbing fixtures finishes accessories and minor electrical and hvac work; (2) minor renovation work in two classrooms; (3) replacement of the fire alarm system throughout the school... see more
Valuation:
$700,000
Permit #:
100918488
Status:
expired
Fee:
$575
Permit Type:
N/A
Building Type:
N/A
Cook county criminal courts administration building renovation of floors 7 8 & 9. this 15 story high-rise building has a class e business occupancy and the type of construction is 1a. the total area of interior renovations on three floors is 42 210 sf including architectural hvac plumbing and electrical upgrades
Valuation:
$5,400,000
Permit #:
100610714
Status:
complete
Fee:
$21,619
Permit Type:
N/A
Building Type:
N/A
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Cornerstone Contracting, Inc Reviews
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Verified License
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Cornerstone Contracting, Inc License info
Verified License
| License # | TGC069781 |
| Status | Active |
| City | City Of Chicago |
| Type | General Contractor (Class A) |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Cornerstone Contracting, Inc at the City of Chicago Data Portal.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | General No Trades |
- According to the Cook County Department of Building and Zoning, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | A All Projects No Restrictions |
- According to the City of Chicago Data Portal, 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.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
7
Permits
- Building permit records show that Cornerstone Contracting, Inc has worked on 7 permitted projects.