Updated: May 27, 2026
Location and Projects
Address
1802 W BERTEAU AVE SUITE #203, Chicago, IL, 60613
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Key Tower Construction
Key Tower LLC, 1802 W Berteau Ave, Chicago, IL (Owned by: Lukasz Cholodecki) holds a General Contractor license and 14 other licenses according to the Hoffman Estates license board.
Their BuildZoom score of 96 ranks in the top 20% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Key Tower LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Key Tower LLC Services
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Key Tower LLC Contact Information
Phone Number: (773) 963-2113
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Address: 1802 W BERTEAU AVE SUITE #203, Chicago, IL 60613
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Key Tower LLC Chicago
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Key Tower LLC has a BuildZoom score of 96, which places them above 80% of 65,686 contractors in Illinois.
Activity
|
2 projects
|
2023 |
Our building permit records indicate that Key Tower LLC 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
|
1 project
|
$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacing/adding equipment to existing cell site including swapping (6) existing antennas for (6) new antennas replacing existing cabinets with (2) new cabinets and other related work per plans. t-mobile site # ch91045a and previous permit # 100781847
Valuation:
$25,000
Permit #:
100903245
Status:
expired
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Swapping (6) existing cabinets with (9) new cabinets. relocation of (1) existing cabinet addition of (1) new cabinet. replacement of radio and ancillary equipment. no changes to use or height. previous permit #100782470. t-mobile site ch61034e
Valuation:
$25,000
Permit #:
100893676
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Relocation of (3) existing antennas addition of (3) new antennas. replacement of (1) existing cabinet with (2) new cabinets. swapping ancillary and radio equipment. no changes to height or use. previous permit #100586516. t-mobile site ch90148b
Valuation:
$25,000
Permit #:
100893331
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Swapping (6) existing antennas with (9) antennas. removal of (2) existing cabinets addition of (3) new cabinets. replacement of radio and ancillary equipment. no changes to use or height. previous permit #100769390. t-mobile site ch42320a
Valuation:
$25,000
Permit #:
100893747
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Removal of (9) existing antennas addition of (6) new antennas. swapping (1) existing cabinet for (2) new cabinets. replacement of radio and ancillary equipment. no changes to use or height. previous permit #100706823. t-mobile site ch90162a
Valuation:
$25,000
Permit #:
100893531
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Relocating existing (4) antennas addition of (3) new antennas. swapping (2) existing cabinets with (2) new cabinets. replacement of radio and ancillary equipment. no changes to use or height. previous permit #100768833. t-mobile site ch12055b
Valuation:
$25,000
Permit #:
100885895
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Relocation of (2) existing antennas addition of (3) new antennas and (2) new cabinets. replacement of radio and ancillary equipment. no changes to height or use. previous permit #100769324. electrical permit #100885829. t-mobile site ch10800a
Valuation:
$25,000
Permit #:
100886251
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Swapping (9) existing antennas with (12) new antennas (3) existing cabinets with (2) new cabinets. replacement of radio and ancillary equipment. no changes to use or height. previous permit #100776561. t-mobile site ch21883f
Valuation:
$25,000
Permit #:
100939860
Status:
expired
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Relocating (6) existing antennas addition of (3) new antennas. swapping (2) existing cabinets with (2) new cabinets. no changes to height or use. previous permit #100780466. electrical permit #100864970. t-mobile site ch52035a
Valuation:
$25,000
Permit #:
100887487
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Install (2) new microwave dish antennas and (1) new radio with associated cabling on existing pipe mount on existing sprint facility as per plans. sprint site# ch60xc248. electrical permit# 100849756. previous building permit# 100822182
Valuation:
$6,500
Permit #:
100857320
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Relocation of (3) existing antennas addition of (3) new. swapping (2) cabinets radio and ancillary equipment. no changes to use or height. previous permit #100770907. electrical permit #100885967. t-mobile site ch10004e
Valuation:
$25,000
Permit #:
100886245
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Install (2) new microwave dish antenna with associated cabling on new and existing pipe mounts on existing sprint facility as per plans. sprint site# ch51xc336. electrical permit# 100849765. previous building permit# 100796804
Valuation:
$7,000
Permit #:
100850748
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: replace existing wireless antennas. remove (6) antenna(s} (6) rru(s} (3) antenna sector mount(s) (3) tma(s) install (6) antenna(s) (3) rru(s) (3) antenna sector mount(s) (1) breakout box (1) hybrid trunk cable(s) and (15) (6) hybrid jumper cables with related tower and ground support equipment and wiring on an existing wireless communications site as perplans(occupancy ... see more
Valuation:
$35,000
Permit #:
100893574
Status:
expired
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: replace existing wireless antennas. remove (6) antenna(s) (3) tma(s) and (3) sector frame(s). install (6) antenna(s) (1) breakout box (1) hybrid trunk cable (3) sector frame(s) and (6) hybrid jumper cable(s) with related tower and ground support equipment and wiring on an existing wireless communications site as perplans(occupancy group u; type iib construction)
Valuation:
$35,000
Permit #:
100893587
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: replace existing wireless antennas. remove 6 antennas 6 rru's 6 tma's and equipment cabinets at grade. install 3 antennas 3 rru's 1 breakout box 1 hybrid cable and 1 equipment cabinet with battery back up at grade all with related support equipment and wiring on an existing wireless communications site as per plans(occupancy group u; type iib construction)
Valuation:
$40,000
Permit #:
100892930
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: replace existing wireless antennas. remove 3 antennas and 3 rrh's. relocate 3 rrh's. install 6 antennas and 3 rrh's with related support equipment and wiring on an existing wireless communications site as per plans(occupancy group b; type iib construction)
Valuation:
$40,000
Permit #:
100886811
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: replace existing wireless antennas. remove 2 antennasand 4 rrh's. install 3 antennas and 4 rrh's with related supportequipment and wiring on an existing wireless communications site asper plans(occupancy group b; type iib construction)
Valuation:
$40,000
Permit #:
100887370
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Install (1) new microwave dish antenna with associated cabling on existing pipe mount on existing sprint facility as per plans. sprint site# ch51xc350. electrical permit# 100849758. previous building permit# 100822623
Valuation:
$6,500
Permit #:
100850649
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
Install (1) new microwave dish antenna with associated cabling on existing pipe mount on existing sprint facility as per plans. sprint site# ch51xc352. electrical permit# 100849757. previous building permit# 100822658
Valuation:
$6,500
Permit #:
100857306
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Install (1) new microwave dish antenna with associated cabling on existing pipe mount on existing sprint facility as per plans. sprint site# ch51xc204. electrical permit# 100849707. previous building permit# 100778405
Valuation:
$6,500
Permit #:
100850315
Status:
complete
Fee:
$900
Permit Type:
N/A
Building Type:
N/A
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Key Tower LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Key Tower LLC License info
Verified License
| License # | 16070 |
| Status | Active |
| Hoffman Estates | |
| Type | General Contractor |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Key Tower LLC at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CR9132 |
| Status | Active |
| County | Dupage County |
| Type | Cell Tower Erector |
- When BuildZoom last verified this license, it had an expiration date of July, 2022. Check the current license status of Key Tower LLC with the County of Dupage Contractor Registration Information
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 25867 |
| Status | Inactive |
| Hoffman Estates | |
| Type | General Contractor |
- According to the Village of Hoffman Estates, 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 Key Tower LLC at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 27412 |
| Status | Inactive |
| Hoffman Estates | |
| Type | General Contractor |
- According to the Village of Hoffman Estates, 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 Key Tower LLC at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | TGC088079 |
| Status | Inactive |
| City | City Of Chicago |
| Type | General Contractor (Class C) |
- 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 Key Tower 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 # | 1104479 |
| Status | Inactive |
| State | California |
| Type | Low Voltage Systems |
- 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 Key Tower LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR9132 |
| Status | Inactive |
| County | Dupage County |
| Type | General Contractor W/Trades, Cell Tower Erector |
- 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 Key Tower 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 # | G09429 |
| Status | Inactive |
| City | Columbus |
| Type | General Cont |
- According to the The City of Columbus, OH, 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 Key Tower LLC at the The City of Columbus, OH.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 21LICC-0001 |
| Status | Inactive |
| City | Evanston |
| Type | Gc Commercial |
- 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 Key Tower LLC at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CBRC009663 |
| Status | Inactive |
| City | Cincinnati |
| Type | General |
- According to the Cincinnati Area Geographic Information Systems, 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 Key Tower LLC at the Cincinnati Area Geographic Information Systems.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | L-2019-211 |
| Status | Inactive |
| County | Kankakee County |
| Type | Contractor Registration |
- According to the Kankakee County Planning Department, 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 Key Tower LLC at the Kankakee County Planning Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | KEYTOTL801N4 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- According to the Washington State Department of Labor & Industries, 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 Key Tower LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | C $5,000,000 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
| Status | Inactive |
| County | Cook County |
| Type | Cell Tower Erector |
- 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 | C $5,000,000 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.
96
BuildZoom Score
Insured
| Insurer | Cincinnati Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Old Republic Surety Co |
| Bond Value | $12,000 |
Insured
| Workers Comp Provider | Redwood Fire & Casualty Insurance Co |
164
Permits
- Building permit records show that Key Tower LLC has worked on 164 permitted projects.
Key Tower LLC Employees
DC
Dennis Chookaszian
Partner/Member
LC
Lukasz Cholodecki
Manager
LC
Lukasz Cholodecki
Owner
LC
Luke Cholodecki
Owner
MC
Michael Chookaszian
Partner/Member
NH
Nicholas Hynes
Partner/Member
WS
William Lawrence Steele
Rme