Updated: Aug 18, 2026
Location and Projects
Address
4632 WEST LAWRENCE AVENUE, Chicago, IL, 60630
Use our bidding system to
request a quote
Core Mechanical LLC
Core Mechanical LLC, 4632 W Lawrence Ave, Chicago, IL (Owned by: James Gillespie) holds a General Contractor (Class D) license and 7 other licenses according to the City of Chicago 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 Core Mechanical LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Core Mechanical LLC Contact Information
Phone Number: (847) 751-8910
Edit
Address: 4632 WEST LAWRENCE AVENUE, Chicago, IL 60630
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Core Mechanical LLC Chicago
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Core Mechanical LLC has a BuildZoom score of 100, which places them above 87% of 65,686 contractors in Illinois.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Core Mechanical LLC has worked on at least
6.0 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
|
HVAC projects |
Analyzing permits over the last 4 years shows that Core Mechanical LLC mostly works on
hvac project
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $15,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Spr cbc 2019.revision to existing permit (100621832).architectural hvac electrical & plumbing layout revision. rear deck repair and change owner information as per plans
Valuation:
$20,000
Permit #:
101069449
Status:
issued
Fee:
$1,825
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc - new second story addition to existing one family residence with basement as per plans**certified corrections subject to field inspections & audit **
Valuation:
$99,000
Permit #:
101020035
Status:
issued
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc - dormer addtions new rear wood deck and interior alterations of an existing 1-1/2 story single family masonary residence.as per plans**certified corrections subject to field inspections & audit **
Valuation:
$125,000
Permit #:
100931750
Status:
expired
Fee:
$1,425
Permit Type:
N/A
Building Type:
N/A
Change of gc contractors to core mechicanical inc, plumbing contractors to asap plumbing to asap plumbing and hvac inc permit #100973218
Valuation:
$1
Permit #:
101011512
Status:
issued
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
2019 cbc sc interior alterations to 3rd floor mezzanine 3rd & 4th floors and 1 st floor vestibule as per plans. no change of use fully sprinkled mixed use building business use -sprinkled
Valuation:
$1
Permit #:
100967202
Status:
complete
Fee:
$3,112
Permit Type:
N/A
Building Type:
N/A
Interior alteration second floor & rear frame addition at existing 1 story brick s.f.r new rear wood deckall work as per plans
Valuation:
$10,000
Permit #:
101007366
Status:
issued
Fee:
$2,027
Permit Type:
N/A
Building Type:
N/A
2019 cbc self cert to existing 2 du interior alterations with new windows as per plans carpentry-hvac-electric- plumbing.sq ft of work:2405
Valuation:
$50,000
Permit #:
100942218
Status:
complete
Fee:
$663
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc - drawings to convert retail space into deli
Valuation:
$50,000
Permit #:
100953061
Status:
expired
Fee:
$575
Permit Type:
N/A
Building Type:
N/A
Correct plumbing violations supply proper supply & waste. install flue 2nd fl. kitchen replace drain & etc
Valuation:
$71,000
Permit #:
100864551
Status:
issued
Fee:
$300
Permit Type:
N/A
Building Type:
N/A
Install mop sink; hot water htr; upgrade hvac and electrical
Valuation:
$14,837
Permit #:
22-04855
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reinstate permit no. 100621832; change general contractor to lucero construction; change vent/refrig contractor to
Valuation:
$1
Permit #:
100871052
Status:
issued
Fee:
$1,881
Permit Type:
N/A
Building Type:
N/A
New coffee kiosk located within first floor building lobby
Valuation:
$45,000
Permit #:
100742561
Status:
complete
Fee:
$1,575
Permit Type:
N/A
Building Type:
N/A
Existing 3 story building -interior conversion from art studio/class to (4) d.u.s at 2nd and 3rd floors-. first floor existing book store and jeweler to remain. no change work on basement & 1st floor. **certified plan corrections project - conditional permit: subject to field inspections **
Valuation:
$217,000
Permit #:
100731449
Status:
expired
Fee:
$10,287
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc - 2nd floor frame addition to an existing 1 1/2 story brick building with basement as single family residence including electrical plumbing and mechanical work per plans.**certified corrections subject to field inspections & audit **
Valuation:
$120,000
Permit #:
100887077
Status:
complete
Fee:
$800
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: interior remodeling at basement to addition one additional adu unit (total 3 d.u.) addition hvac system in existing 2 d.u. building as per plan (occupancy group r-5 type va construction).(conditional permit subject to field inspections)
Valuation:
$80,000
Permit #:
100973218
Status:
issued
Fee:
$3,626
Permit Type:
N/A
Building Type:
N/A
Interior alteration in existing office building at lower level d for a new fire pump room as per plans. **certified plan corrections project - conditional permit: subject to field inspections **
Valuation:
$820,000
Permit #:
100714236
Status:
complete
Fee:
$825
Permit Type:
N/A
Building Type:
N/A
Second floor addition to existing single-family residence (a1) including renovation of 1st floor per plans as a self-certification permit program
Valuation:
$120,000
Permit #:
100604767
Status:
complete
Fee:
$730
Permit Type:
N/A
Building Type:
N/A
Interior remodel of existing office space/business on floors 19 20 and 22no change in use or occupancy19th floor - 6 366 sf20th floor - 1 438 sf22nd floor - 782 sftotal affected area - 8 586 sf
Valuation:
$400,000
Permit #:
100717909
Status:
complete
Fee:
$4,518
Permit Type:
N/A
Building Type:
N/A
Replace chiller with one daikin mcquay 230 ton chiller self contained air cooled r134a located on the roof. the chiller serves the annex
Valuation:
N/A
Permit #:
100592610
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Replace existing chiller with carrier 162 ton chiller self contained air cooled r134a located on the roof. the chiller serves the annex
Valuation:
N/A
Permit #:
100592599
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
122
BZ Score
$41.7K
Avg Project
-
Projects
117
BZ Score
$80K
Avg Project
-
Projects
License # TGC136428
Wheeling, IL
117
BZ Score
$175K
Avg Project
-
Projects
Core Mechanical LLC Reviews
BuildZoom hasn't received any reviews for Core Mechanical LLC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
Core Mechanical LLC License info
Verified License
| License # | TGC079779 |
| Status | Active |
| City | City Of Chicago |
| Type | General Contractor (Class D) |
- BuildZoom verified this license was active as of August 2026.
Verify this license's status for Core Mechanical 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 # | REG-2024-087 |
| 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 Core Mechanical LLC at the Kankakee County Planning Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | BC16860 |
| Status | Inactive |
| City | City Of Chicago |
| Type | Plumbing Contractor |
- 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 Core Mechanical 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 # | 23LIC3-0003 |
| Status | Inactive |
| City | Evanston |
| Type | C3 |
- 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 Core Mechanical 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 # | 23LIPL-0005 |
| Status | Inactive |
| City | Evanston |
| Type | Plumbing |
- 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 Core Mechanical 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 | Bonded Contractor |
- 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 | D $2,000,000 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 # | 14LICH-0014 |
| Status | Inactive |
| City | Evanston |
| Type | Hvac |
- 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 Core Mechanical LLC at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
47
Permits
- Building permit records show that Core Mechanical LLC has worked on 47 permitted projects.
Core Mechanical LLC Employees
CO
Chrissy O'donnell
Owner
DJ
David Jackson
Owner
HV
Herbert Volberding
Owner
JG
James Gillespie
Owner
JR
Jesse Richardson
Owner