Updated: Jul 18, 2026
Location and Projects
Address
1433 W Fullerton Ave, Addison, IL, 60101
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Alcor Construction Roofer
Alcor Construction LLC, 1433 W Fullerton Ave, Addison, IL (Owned by: Larry Koss) holds a Roofer Contractor Registration license and 11 other licenses according to the Palatine license board.
Their BuildZoom score of 102 ranks in the top 11% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Alcor Construction LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Alcor Construction LLC Contact Information
Phone Number: (312) 874-2220
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Address: 1433 W Fullerton Ave, Addison, IL 60101
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Alcor Construction LLC Addison
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Alcor Construction LLC has a BuildZoom score of 102, which places them above 89% of 65,686 contractors in Illinois.
Activity
|
2 projects
|
2025 |
|
9 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Alcor Construction LLC has worked on at least
16.0 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
|
12 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Alcor Construction LLC mostly works on
roofing project
projects.
Pricing
|
7 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $4,545. 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 Alcor Construction LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install solar panels on roof of principal building. roof type: steep (>5:12). inverter output: 8.4 kw. array output: 9.2 kw. location: rooftop. icc distributed generation installer cert. #23-0210
Valuation:
$27,200
Permit #:
B200403791
Status:
complete
Fee:
$300
Permit Type:
Small-scale solar...
Building Type:
N/A
Re-roofing with gaf asphalt shingles tear-off existing layer ice and water shield installation
Valuation:
$4,750
Permit #:
SFD20241275
Status:
filed
Fee:
$84
Permit Type:
Single family dwe...
Building Type:
N/A
Residence alterations/remodling (no new sq ftg)
Valuation:
$80,000
Permit #:
24-00001116|RAL00
Status:
applied
Fee:
N/A
Permit Type:
Room alteration
Building Type:
N/A
: re-roofing with asphalt shingles; tear-off existing layers; ice and water shield installation
Valuation:
$6,149
Permit #:
T2023-3074
Status:
final
Fee:
$60
Permit Type:
N/A
Building Type:
Building use group
: re-roofing with asphalt shingles; tear-off existing layer; ice and water shield installation
Valuation:
$5,200
Permit #:
T2023-3072
Status:
final
Fee:
$60
Permit Type:
N/A
Building Type:
Building use group
Remove & replace roof. a final inspection is required. email done? 12/14/21
Valuation:
N/A
Permit #:
PB21-0351
Status:
final
Fee:
$95
Permit Type:
Re roof new
Building Type:
N/A
Residence alterations/remodling (no new sq ftg)
Valuation:
N/A
Permit #:
24-00001116|ELSC00
Status:
applied
Fee:
N/A
Permit Type:
Electric svc chan...
Building Type:
N/A
Re-roofing with asphalt shingles tear off old layers; ice+w
Valuation:
N/A
Permit #:
2023-07841
Status:
canceled
Fee:
$184
Permit Type:
Residential roof
Building Type:
N/A
Roof
Valuation:
$4,340
Permit #:
PB23-0018
Status:
final
Fee:
N/A
Permit Type:
Roof replacement
Building Type:
N/A
Roof r/r asphalt roof
Valuation:
N/A
Permit #:
BROF-22-04045
Status:
triage
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Roof r/r
Valuation:
N/A
Permit #:
BROF-22-04052
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Roof
Valuation:
$4,100
Permit #:
PB22-1222
Status:
issued
Fee:
N/A
Permit Type:
Roof replacement
Building Type:
N/A
Tear off and reroof
Valuation:
N/A
Permit #:
134167
Status:
complete
Fee:
$39
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$3,860
Permit #:
REXP-25-418
Status:
complete
Fee:
N/A
Permit Type:
Roof/reroof
Building Type:
N/A
: re roof
Valuation:
$3,786
Permit #:
T2024-2353
Status:
issued
Fee:
$60
Permit Type:
N/A
Building Type:
Building use group
No Description Available
Valuation:
$3,729
Permit #:
53188
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$5,300
Permit #:
REXP-23-78
Status:
issued
Fee:
N/A
Permit Type:
Roof/reroof
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PR02159
Status:
issued
Fee:
$240
Permit Type:
N/A
Building Type:
N/A
Roof replacement
Valuation:
N/A
Permit #:
20ROOF-0082
Status:
issued
Fee:
$275
Permit Type:
N/A
Building Type:
N/A
R/r roofing per proposal
Valuation:
$3,450
Permit #:
PB22-0049
Status:
expired
Fee:
$165
Permit Type:
Reroof
Building Type:
N/A
Similar Contractors See more
146
BZ Score
-
Avg Project
-
Projects
127
BZ Score
$11.2K
Avg Project
-
Projects
133
BZ Score
-
Avg Project
-
Projects
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Verified License
BuildZoom confirmed this contractor's license
Alcor Construction LLC License info
Verified License
| License # | CON-009688-2026 |
| Status | Active |
| Town | Palatine |
| Type | Roofer Contractor Registration |
| Class | Roofer |
| Date Issued | 06-02-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Alcor Construction LLC at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | TGC120903 |
| Status | Inactive |
| City | City Of Chicago |
| Type | General Contractor (Class E) |
- 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.
Check this license's status for Alcor Construction LLC at the City of Chicago Data Portal.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR0001895 |
| Status | Inactive |
| County | Dupage County |
| Type | Sub Contractor, Roofing |
- According to the County of Dupage Contractor Registration Information, 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 Alcor Construction LLC at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | E $500,000 Project Ceiling |
- 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.
Inactive License
| License # | CL-2010 |
| Status | Inactive |
| Town | Bartlett |
| Type | {U'license Type': U'roofing'} |
- According to the Contractors Licensed in Bartlett, 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 Alcor Construction LLC at the Contractors Licensed in Bartlett.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R10536 |
| Status | Inactive |
| County | Dupage County |
| Type | Sub Contractor, Roofing |
- According to the County of Dupage Contractor Registration Information, 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 Alcor Construction LLC at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LBP-F222479-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Lead Abatement, Renovation |
- According to the United States Environmental Protection Agency, 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 Alcor Construction LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Roofing |
- 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 | E $500,000 Project Ceiling |
- 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.
Inactive License
| License # | NAT-F222479-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, 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 Alcor Construction LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 202600589 |
| Status | Inactive |
| City | Oak Park |
| Type | Contractor |
- According to the Village of Oak Park, 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 Alcor Construction LLC at the Village of Oak Park.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 20LIRO-0026 |
| Status | Inactive |
| City | Evanston |
| Type | Roofing |
- According to the City of Evanston Building and Inspection Services, 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 Alcor Construction LLC at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
22
Permits
- Building permit records show that Alcor Construction LLC has worked on 22 permitted projects.
Alcor Construction LLC Employees
LK
Larry Koss
Owner
VK
Val Kosenko
Owner