Updated: Apr 03, 2026
Location and Projects
Address
1712 W KIM AVE, Mount Prospect, IL, 60056
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Greg Kierzkowski Electrician
Greg Kierzkowski, 1712 W Kim Ave, Mount Prospect, IL (Employee: Greg Kierzkowski Dba/ New Horizon Electric Corp) holds a license and 1 other license according to the Illinois license board.
Their BuildZoom score of 100 ranks in the top 13% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Greg Kierzkowski, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Greg Kierzkowski Contact Information
Address: 1712 W KIM AVE, Mount Prospect, IL 60056
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Greg Kierzkowski Mount Prospect
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Greg Kierzkowski has a BuildZoom score of 100, which places them above 87% of 65,686 contractors in Illinois.
Activity
|
3 projects
|
2025 |
|
8 projects
|
2024 |
Our building permit records indicate that Greg Kierzkowski has worked on at least
11.0 projects over the past 2 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
|
11 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Greg Kierzkowski mostly works on
electrical project
projects.
Pricing
|
10 projects
|
< $5k |
|
1 project
|
$5k-$20k |
The typical size of their permits is approximately $3,900. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
<h2>existing 100 amp service replacement new riser new meter new 100 amp main panel. proper ground and bonding</h2>
Valuation:
$4,600
Permit #:
ELECT20251704
Status:
filed
Fee:
$83
Permit Type:
Electrical
Building Type:
N/A
Meter socket replacement. 100 amp existing service. service conductors refeed. line and load to existing 100 amp main panel. proper ground and bonding
Valuation:
$3,500
Permit #:
ELECT20251959
Status:
revoked
Fee:
N/A
Permit Type:
Electrical
Building Type:
N/A
Meter socket replacement. 100 amp existing service. service conductors refeed. line and load to existing 100 amp main panel. proper ground and bonding
Valuation:
$3,500
Permit #:
ELECT20251953
Status:
filed
Fee:
$76
Permit Type:
Electrical
Building Type:
N/A
Meter socket replacement with cecha approved and relocation to outdoor. ground rod. bonding. existing service 100 amp
Valuation:
$4,000
Permit #:
ELECT20241159
Status:
complete
Fee:
$199
Permit Type:
Electrical
Building Type:
N/A
Existing 100 amp service. meter socket replacement with cecha approved and relocation to outside ground rods and bonding
Valuation:
$3,800
Permit #:
ELECT20241158
Status:
filed
Fee:
$78
Permit Type:
Electrical
Building Type:
N/A
Meter socket replacement and relocation to outdoor. new 100 amp service line and load to existing 100 amp main panel
Valuation:
$4,000
Permit #:
ELECT20241972
Status:
filed
Fee:
$79
Permit Type:
Electrical
Building Type:
N/A
Double meter socket replacement 2 push mastic panels replacement with 20 pos 100 amp main each siemens kg builders corp. greg kierzkowski registration number 20-611 exp 12/31/22
Valuation:
$5,500
Permit #:
ELECT20222087
Status:
filed
Fee:
$88
Permit Type:
Electrical
Building Type:
N/A
Main 100 amp panel relocation out of laundry new service load to meet new panel location. circuits transfer
Valuation:
$4,000
Permit #:
ELECT20241524
Status:
filed
Fee:
$79
Permit Type:
Electrical
Building Type:
N/A
Fuse box replacement with small 6 pos panel with 30 amp double pole main breaker in garage
Valuation:
$1,200
Permit #:
ELECT20241239
Status:
filed
Fee:
$69
Permit Type:
Electrical
Building Type:
N/A
Main 100 amp panel replacement with 100 amp 30 pos and relocation. circuits transfer
Valuation:
$4,000
Permit #:
ELECT20242342
Status:
filed
Fee:
$79
Permit Type:
Electrical
Building Type:
N/A
Existing 100 amp service replacement with new 100 amp meter socket. meter relocation to outside. new service feed. grounding bonding
Valuation:
$4,000
Permit #:
ELECT20221754
Status:
filed
Fee:
$79
Permit Type:
Electrical
Building Type:
N/A
Existing service 100 amp. meter socket replacement panel replacement with 24 pos 100 amp main siemens panel
Valuation:
$4,000
Permit #:
ELECT20221428
Status:
filed
Fee:
$79
Permit Type:
Electrical
Building Type:
N/A
Meter replacement and relocation. new feed between meter and existing panel existing 100 amp service
Valuation:
$4,500
Permit #:
ELECT20212205
Status:
filed
Fee:
$82
Permit Type:
Electrical
Building Type:
N/A
Existing old 100 amp panel replacement with new 24 pos siemens 100 amp main panel bringing grounding and bonding up to code
Valuation:
$2,400
Permit #:
ELECT20211030
Status:
complete
Fee:
$88
Permit Type:
Electrical
Building Type:
N/A
Meter socket replacement and relocation existing 100 amp service new grounding rod
Valuation:
$3,200
Permit #:
ELECT20222014
Status:
filed
Fee:
$74
Permit Type:
Electrical
Building Type:
N/A
New 100 amp service connected to existing 100 amp panel
Valuation:
$5,000
Permit #:
ELECT20212204
Status:
filed
Fee:
$85
Permit Type:
Electrical
Building Type:
N/A
Meter socket replacement and relocation existing 100 amp service
Valuation:
$4,000
Permit #:
ELECT20212201
Status:
revoked
Fee:
N/A
Permit Type:
Electrical
Building Type:
N/A
New 100 amp service to existing 100amp panel
Valuation:
$5,000
Permit #:
ELECT20212202
Status:
revoked
Fee:
N/A
Permit Type:
Electrical
Building Type:
N/A
No Description Available
Valuation:
$2,000
Permit #:
MY-24-02
Status:
applied
Fee:
$125
Permit Type:
Residences-altera...
Building Type:
Residences-altera...
New 100 amp service
Valuation:
$4,500
Permit #:
ELECT20212203
Status:
filed
Fee:
$82
Permit Type:
Electrical
Building Type:
N/A
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Greg Kierzkowski License info
License Not Required
| Status | Not Required |
- BuildZoom verified in September, 2023 that this contractor does not need a license to be a electrician in Illinois.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CR-10315 |
| Status | Inactive |
| Type | Contractor Registration |
- According to the local 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.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
21
Permits
- Building permit records show that Greg Kierzkowski has worked on 21 permitted projects.
Greg Kierzkowski Employees
GC
Greg Kierzkowski Dba/ New Horizon Electric Corp
Licensee