Updated: Jul 02, 2026
Location and Projects
Address
8604 WEST CATALPA AVENUE, Chicago, IL, 60656
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Foundation Mechanics Construction
Foundation Mechanics LLC, 8604 W Catalpa Ave, Chicago, IL (Owned by: Jennifer Kelecius) holds a General Contractor (Class B) license and 6 other licenses according to the City of Chicago license board.
Their BuildZoom score of 97 ranks in the top 18% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Foundation Mechanics LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Foundation Mechanics LLC Services
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Foundation Mechanics LLC Contact Information
Phone Number: (773) 234-3087
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Address: 8604 WEST CATALPA AVENUE, Chicago, IL 60656
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Foundation Mechanics LLC Chicago
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Foundation Mechanics LLC has a BuildZoom score of 97, which places them above 82% of 65,686 contractors in Illinois.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Foundation Mechanics LLC has worked on at least
4.0 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
|
$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.
Building Permits by Foundation Mechanics LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Permit expires on 06/15/2025 erection starts: 5/1/2025 erection ends: 10/27/2025. spr - 2019 cbc - temporary structure from may 1st 2025 - oct 27th 2025 (180 days). construct a 72 x 36 steel framed open air structure to enclose a butterfly house. a letter from structure peer reviewer has been provided.reinstatement of permit #101047769
Valuation:
$200,000
Permit #:
101067293
Status:
issued
Fee:
$377
Permit Type:
N/A
Building Type:
N/A
Permit expires on 07/03/2024 erection starts: 5/25/2024 erection ends: 10/15/2024. spr - 2019 cbc - temporary structure from may 25th 2024 - oct 15th 2024 (143 days). construct a steel framed open air structure to enclose a butterfly house. structural peer review report provided
Valuation:
$200,000
Permit #:
101047769
Status:
complete
Fee:
$375
Permit Type:
N/A
Building Type:
N/A
Roof replacement
Valuation:
N/A
Permit #:
23ROOF-0081
Status:
complete
Fee:
$1,482
Permit Type:
N/A
Building Type:
N/A
Roof replacement
Valuation:
N/A
Permit #:
23ROOF-0080
Status:
issued
Fee:
$1,482
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Foundation Mechanics LLC License info
Verified License
| License # | TGC113659 |
| Status | Active |
| City | City Of Chicago |
| Type | General Contractor (Class B) |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Foundation Mechanics 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 # | 23LICC-0074 |
| 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 Foundation Mechanics 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 # | CR8993 |
| Status | Inactive |
| County | Dupage County |
| Type | General Contractor W/Trades, Concrete, Steel 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 Foundation Mechanics 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 | B $10,000,000 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 |
| 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
| License # | CR8993 |
| Status | Inactive |
| County | Dupage County |
| Type | Steel 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 Foundation Mechanics 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 # | CR8993 |
| Status | Inactive |
| County | Dupage County |
| Type | Concrete |
- 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 Foundation Mechanics LLC at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Foundation Mechanics LLC Employees
JK
Jennifer Kelecius
Owner