Updated: Jun 02, 2026
Location and Projects
Address
790 W FRONTAGE RD, Northfield, IL, 60093
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the Manderly Group I Construction
the Manderly Group I LLC, 790 W Frontage Rd, Northfield, IL holds a General Contractor (Class E) license and 1 other license according to the City of Chicago license board.
Their BuildZoom score of 92 ranks in the top 32% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring the Manderly Group I LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
the Manderly Group I LLC Services
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the Manderly Group I LLC Contact Information
Phone Number: (312) 834-4371
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Address: 790 W FRONTAGE RD, Northfield, IL 60093
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the Manderly Group I LLC Northfield
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
the Manderly Group I LLC has a BuildZoom score of 92, which places them above 68% of 65,686 contractors in Illinois.
Activity
|
3 projects
|
2025 |
Our building permit records indicate that the Manderly Group I LLC has worked on at least
3.0 projects over the past year.
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
|
$50k-$100k |
|
1 project
|
$500k-$1mil |
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 the Manderly Group I LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Spr 2019 cbrc: conversion of existing basement into a fully independent additional dwelling unit (adu). work includes demolish (for new window opening remaining space is cleared out) new framing insulation electrical plumbing hvac new windows and finishes to create living space w/kitchen bathrooms two sleeping areas &egress. no change to primary existing footprint of the building lot.... see more
Valuation:
$800,000
Permit #:
101067474
Status:
issued
Fee:
$2,661
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: one new adu unit - two bedroom apartment in cellar. non structural interior renovation and window replacement r-3 current use group r-3 proposed use group
Valuation:
$80,000
Permit #:
101066201
Status:
issued
Fee:
$2,661
Permit Type:
N/A
Building Type:
N/A
Roof recover only - no structural work
Valuation:
$480,000
Permit #:
100975310
Status:
issued
Fee:
$425
Permit Type:
N/A
Building Type:
N/A
For permit 101067538: replacement general contractor. new contractor(s) listed under other applicants and contractors on permit certificate
Valuation:
N/A
Permit #:
B200446535
Status:
complete
Fee:
$100
Permit Type:
Administrative ch...
Building Type:
N/A
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the Manderly Group I LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
the Manderly Group I LLC License info
Verified License
| License # | TGC125463 |
| Status | Active |
| City | City Of Chicago |
| Type | General Contractor (Class E) |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for the Manderly Group I LLC 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 |
| 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.