Updated: Jun 02, 2026
Location and Projects
Address
21962 Howell DR, New Lenox, IL, 60451
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Blackhawk Electrical Cons LLC
Blackhawk Electrical Cons LLC, 21962 Howell Dr, New Lenox, IL (Owned by: Jonathan B. Teresiak) holds a Electrical Contractor Registration license and 9 other licenses according to the Palatine license board.
Their BuildZoom score of 105 ranks in the top 8% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Blackhawk Electrical Cons LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Blackhawk Electrical Cons LLC Contact Information
Phone Number: (847) 447-3450
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Address: 21962 Howell DR, New Lenox, IL 60451
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Blackhawk Electrical Cons LLC New Lenox
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Blackhawk Electrical Cons LLC has a BuildZoom score of 105, which places them above 92% of 65,686 contractors in Illinois.
Activity
|
8 projects
|
2025 |
|
6 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Blackhawk Electrical Cons LLC has worked on at least
19.0 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
|
3 projects
|
Commercial Renovations |
|
3 projects
|
Home Additions |
|
14 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Blackhawk Electrical Cons LLC mostly works on
electrical project
and home addition
projects.
Pricing
|
1 project
|
$20k-$50k |
|
2 projects
|
$100k-$250k |
|
3 projects
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
|
3 projects
|
$1mil+ |
The typical size of their permits is approximately $350,000. 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 Blackhawk Electrical Cons LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Line voltage electrical work. addition 17 circuits to existing 1200 amp service disconnecting means. addition 1 circuits to existing 600 amp service disconnecting means. receptacle outlets: 1. lighting outlets: 0. specific location: install 2 services 1200a & 600a to exist church
Valuation:
$300,000
Permit #:
B200429645
Status:
complete
Fee:
$325
Permit Type:
Electrical work
Building Type:
N/A
Self-cert 2019 cbrc: interior building out of in existing office building on the 18th floor suite 1825. new partitions electrical ventilation & plumbing work as per plans. (occupancy group b; type 1a construction)
Valuation:
$1,850,000
Permit #:
101066256
Status:
complete
Fee:
$4,076
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: 8th floor office tenant corridor buildout and tenant demising wall in office tower. associated electrical and mechanical. no structural scope. (occupancy group b; type ia construction)
Valuation:
$350,000
Permit #:
101067766
Status:
complete
Fee:
$1,047
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: 7th floor office tenant corridor buildout and tenant demising wall in office tower. associated electrical and mechanical. no structural scope. (occupancy group b; type ia construction)
Valuation:
$350,000
Permit #:
101067765
Status:
complete
Fee:
$1,047
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: 4th floor office tenant corridor buildout and tenant demising wall in office tower. associated electrical and mechanical. no structural scope. (occupancy group b; type ia construction)
Valuation:
$350,000
Permit #:
101067763
Status:
issued
Fee:
$1,047
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: interior alterations in existing office building on the 24th floor existing office suite 2425. new partitions doors ceilings millwork finishes and associated electrical ventilation & plumbing work as per plans. (occupancy group b; type 1a construction)
Valuation:
$1,080,000
Permit #:
101070206
Status:
complete
Fee:
$1,057
Permit Type:
N/A
Building Type:
N/A
Line voltage electrical work. new permanent 800 amp service disconnecting means with 180 circuits. new permanent 100 amp service disconnecting means with 180 circuits. receptacle outlets: 29. lighting outlets: 48. specific location: elect service upgrades for (1) 800a and (1) 100a
Valuation:
$300,000
Permit #:
B200428511
Status:
issued
Fee:
$400
Permit Type:
Electrical work
Building Type:
N/A
Line voltage electrical work. new permanent 800 amp service disconnecting means with 1 circuits. receptacle outlets: 1. lighting outlets: 0. specific location: basement
Valuation:
$150,000
Permit #:
B200410497
Status:
issued
Fee:
$325
Permit Type:
Electrical work
Building Type:
N/A
Line voltage electrical work. new permanent 800 amp service disconnecting means with 180 circuits. new permanent 100 amp service disconnecting means with 1 circuits. receptacle outlets: 1. lighting outlets: 0. specific location: outdoor back of building
Valuation:
$100,000
Permit #:
B200421693
Status:
issued
Fee:
$400
Permit Type:
Electrical work
Building Type:
N/A
Fire alarm: modification of existing system. associated building permit:101066256. affects: 0 dwelling units; 1 non-residential units. high-rise building: yes. voice communication: yes. special locking: yes. monitoring type: supervising station. specific location: 18t floor tenant
Valuation:
N/A
Permit #:
B200429329
Status:
issued
Fee:
$175
Permit Type:
Fire alarm system
Building Type:
N/A
Self-cert 2019 cbrc: interior alterations to existing vacant 18th floor corridor and office space (suite 1800) and 19th floor office space (suite 1900). no change to existing use. (occupancy b construction type 1a)
Valuation:
$4,240,000
Permit #:
101060684
Status:
complete
Fee:
$14,716
Permit Type:
N/A
Building Type:
N/A
Self-cert: renovation to existing ground floor medical office space as per plans. work to include four new exam rooms reconfiguration of the reception desk and support spaces as per plans. no change in use. i-a construction; b-business occupancy
Valuation:
$500,000
Permit #:
101025096
Status:
complete
Fee:
$875
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbrc: interior office tenant buildout on the 27th floor for two (2) office suites 2715 & 2725 as per plans. (occupancy group b; type 1a construction)
Valuation:
$700,000
Permit #:
101061694
Status:
complete
Fee:
$3,574
Permit Type:
N/A
Building Type:
N/A
Fire alarm: modification of existing system. associated building permit:101060684. affects: 0 dwelling units; 1 non-residential units. high-rise building: yes. voice communication: yes. special locking: no. monitoring type: supervising station. specific location: 18th & 19th floor tenant
Valuation:
N/A
Permit #:
B200406927
Status:
issued
Fee:
$325
Permit Type:
Fire alarm system
Building Type:
N/A
Line voltage electrical work. new permanent 200 amp service disconnecting means with 28 circuits. receptacle outlets: 28. lighting outlets: 6. specific location: rectory and basement of church
Valuation:
$20,000
Permit #:
B200432279
Status:
issued
Fee:
$100
Permit Type:
Electrical work
Building Type:
N/A
Spr electrical only: addition new 1200amp 3p 4w 120/208 incoming service to existing church facility
Valuation:
$287,000
Permit #:
101061215
Status:
suspended
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
***direct developer services*** interior renovation of an existing 11-story 83 unit residential building to convert into 125 key hotel. work includes new interior build-out with new mechanical electrical plumbing and fire protection systems throughout. project includes an addition to the existing 11th floor and new elevator system. consultant reviewer: v3 companies
Valuation:
$18,000,000
Permit #:
100860279
Status:
canceled
Fee:
$32,528
Permit Type:
N/A
Building Type:
N/A
: commercial remodel with curb and fire hydrant. see supplement fh location approval
Valuation:
$500,000
Permit #:
P2023-0167
Status:
final
Fee:
$880
Permit Type:
N/A
Building Type:
Building use group
For permit 101068403: replacement electrical contractor. new contractor(s) listed under other applicants and contractors on permit certificate
Valuation:
N/A
Permit #:
B200439687
Status:
complete
Fee:
$100
Permit Type:
Administrative ch...
Building Type:
N/A
Commercial remodel- hph psych renovation-2nd fl se adolescent psych unit
Valuation:
$6,000,000
Permit #:
BELE-23-09706
Status:
final
Fee:
$532
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Blackhawk Electrical Cons LLC License info
Verified License
| License # | CON-008812-2025 |
| Status | Active |
| Town | Palatine |
| Type | Electrical Contractor Registration |
| Class | Electrical |
| Date Issued | 01-06-2026 |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Blackhawk Electrical Cons LLC at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | ECC95162 |
| Status | Active |
| City | City Of Chicago |
| Type | Electrical Contractor (General) |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Blackhawk Electrical Cons 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 # | CON-009103-2026 |
| Status | Inactive |
| Town | Palatine |
| Type | Electrical Contractor Registration |
| Class | Electrical |
- According to the Village of Palatine Registered Contractors, 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 Blackhawk Electrical Cons 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 # | CL-22-26093 |
| Status | Inactive |
| Town | Orland Park |
| Type | Electrical Contractor |
- According to the Village of Orland Park Contractor License, 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 Blackhawk Electrical Cons LLC at the Village of Orland Park Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CL-20-26093 |
| Status | Inactive |
| Town | Orland Park |
| Type | Electrical Contractor |
- According to the Village of Orland Park Contractor License, 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 Blackhawk Electrical Cons LLC at the Village of Orland Park Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | City Of Chicago |
| Type | General |
- 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-19-26093 |
| Status | Inactive |
| Town | Orland Park |
| Type | Electrical Contractor |
- According to the Village of Orland Park Contractor License, 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 Blackhawk Electrical Cons LLC at the Village of Orland Park Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Electrical |
- 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
| License # | 18LICL-0061 |
| Status | Inactive |
| City | Evanston |
| Type | Electrical |
- 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 Blackhawk Electrical Cons 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
| Status | Inactive |
| City | City Of Chicago |
| Type | General |
- 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.
105
BuildZoom Score
41
Permits
- Building permit records show that Blackhawk Electrical Cons LLC has worked on 41 permitted projects.
Blackhawk Electrical Cons LLC Employees
JT
Jonathan B. Teresiak
Owner