Updated: Jul 11, 2026
Location and Projects
Address
28983 N Herky Dr, Lake Bluff, IL, 60044
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Cahill Heating, Cooling, Electric, Plumbing & Sewer Photos
Cahill Heating, Cooling, Electric, Plumbing & Sewer
For over 45 years, Cahill Heating, Cooling, Electric, Plumbing & Sewer has been a trusted provider of HVAC, plumbing, and electrical services in the Greater Chicago area. Our NATE-certified technicians excel in Residential and Commercial HVAC, Electrical services, Indoor air quality solutions, plumbing services, and more. Offering financing options, specials, and top-brand products like Trane, Generac, and Reznor, we're your one-stop solution for all HVAC needs.
From BuildZoom: Cahill Heating, Cooling, Electric, Plumbing & Sewer, 28983 N Herky Dr, Lake Bluff, IL holds a C3 license and 9 other licenses according to the Evanston 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 Cahill Heating, Cooling, Electric, Plumbing & Sewer, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Cahill Heating, Cooling, Electric, Plumbing & Sewer Contact Information
Phone Number: (847) 748-1822
Address: 28983 N Herky Dr, Lake Bluff, IL 60044
Cahill Heating, Cooling, Electric, Plumbing & Sewer Lake Bluff
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cahill Heating, Cooling, Electric, Plumbing & Sewer has a BuildZoom score of 105, which places them above 92% of 65,686 contractors in Illinois.
Activity
|
6 projects
|
2025 |
|
5 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Cahill Heating, Cooling, Electric, Plumbing & Sewer has worked on at least
13.0 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
|
11 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Cahill Heating, Cooling, Electric, Plumbing & Sewer mostly works on
hvac project
projects.
Pricing
|
1 project
|
< $5k |
|
7 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $9,300. 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 Cahill Heating, Cooling, Electric, Plumbing & Sewer
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace 2 518 gallon hot water storage tanks and associated pressure tanks. current tanks leaking catastrophically. we plan to shut down hot water system and cut out existing tanks. furnish and install new holding tanks with new pressure tanks. returning hot water to rooms as soon as possible
Valuation:
N/A
Permit #:
25PLMB-0569
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Replace 2 remote terminal unit
Valuation:
$268,000
Permit #:
PB25-0172
Status:
issued
Fee:
$2,705
Permit Type:
Alteration
Building Type:
N/A
Repair sanitary sewer near front sidewalk
Valuation:
$6,750
Permit #:
PB25-0194
Status:
suspended
Fee:
$95
Permit Type:
Water or sewer se...
Building Type:
N/A
Replace ductwork located in attic. replace attic insulation
Valuation:
$9,300
Permit #:
PB23-0125
Status:
final
Fee:
$125
Permit Type:
Alteration
Building Type:
N/A
Heating work only approved
Valuation:
$20,000
Permit #:
PB24-0500
Status:
issued
Fee:
$225
Permit Type:
Alteration
Building Type:
N/A
Replace furnace condenser coil and himdifier
Valuation:
$9,225
Permit #:
PB24-0485
Status:
issued
Fee:
$125
Permit Type:
Alteration
Building Type:
N/A
Replace air conditioning units
Valuation:
$12,480
Permit #:
PB24-0430
Status:
issued
Fee:
$155
Permit Type:
Alteration
Building Type:
N/A
Heating work only approved
Valuation:
$20,000
Permit #:
PB24-0500
Status:
issued
Fee:
$225
Permit Type:
Alteration
Building Type:
N/A
New seperate electrical service for sub-divided space
Valuation:
N/A
Permit #:
127452
Status:
complete
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
New seperate electrical service for sub-divided space
Valuation:
N/A
Permit #:
127451
Status:
complete
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Replace rooftop hvac unit furnace and air conditioning and separate electical to two different #'s
Valuation:
N/A
Permit #:
113728
Status:
issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Replace rooftop hvac unit furnace and air conditioning and separate electical to two different #'s
Valuation:
N/A
Permit #:
113727
Status:
issued
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Replace air conditioning units
Valuation:
$12,480
Permit #:
PB24-0430
Status:
issued
Fee:
$155
Permit Type:
Alteration
Building Type:
N/A
Demolition
Valuation:
$5,600
Permit #:
PB25-0749
Status:
issued
Fee:
N/A
Permit Type:
Demolition
Building Type:
N/A
Install ductless unit; install furnace air conditioner electric air handler 3 thermostats
Valuation:
$15,600
Permit #:
CBP-043608-2020
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac replacement furnance w/replacement of air conditioning as a registration. ok per laf for sd sign off
Valuation:
$4,600
Permit #:
CBP-018738-2018
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a mitsubishi ductless computer room air conditioning
Valuation:
$7,040
Permit #:
108059
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a mitsubishi ductless computer room air conditioning
Valuation:
$7,040
Permit #:
108058
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air conditioning replacement
Valuation:
$4,200
Permit #:
CBP-046755-2021
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new 20 ton split hvac system (indoor/outdoor)
Valuation:
$32,000
Permit #:
CBP-019793-2018
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cahill Heating, Cooling, Electric, Plumbing & Sewer Reviews
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Verified License
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Cahill Heating, Cooling, Electric, Plumbing & Sewer License info
Verified License
| License # | 26LIC3-0009 |
| Status | Active |
| City | Evanston |
| Type | C3 |
| Date Issued | 06-09-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CON-009758-2026 |
| Status | Active |
| Town | Palatine |
| Type | Mechanical/Hvac Contractor Registration |
| Class | Mechanical/HVAC |
| Date Issued | 06-18-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in July, 2019 that this contractor does not need a license to be a contractor in Illinois.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-009759-2026 |
| Status | Inactive |
| Town | Palatine |
| Type | Mechanical/Hvac Contractor Registration |
| Class | Mechanical/HVAC |
- According to the Village of Palatine Registered Contractors, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 32651 |
| Status | Inactive |
| Hoffman Estates | |
| Type | General Contractor |
- According to the Village of Hoffman Estates, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-008423-2025 |
| Status | Inactive |
| Town | Palatine |
| Type | Mechanical/Hvac Contractor Registration |
| Class | Mechanical/HVAC |
- According to the Village of Palatine Registered Contractors, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-008115-2025 |
| Status | Inactive |
| Town | Palatine |
| Type | Plumbing/Water Service Contractor Registration |
| Class | Plumbing/Water Service |
- According to the Village of Palatine Registered Contractors, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the Village of Palatine Registered Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 19182 |
| Status | Inactive |
| Hoffman Estates | |
| Type | General Contractor |
- According to the Village of Hoffman Estates, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the Village of Hoffman Estates.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 24LICH-0048 |
| 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.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer 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 # | CR0003441 |
| Status | Inactive |
| County | Dupage County |
| Type | General Contractor W/Trades, Hvac |
- 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.
Check this license's status for Cahill Heating, Cooling, Electric, Plumbing & Sewer at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
25
Permits
- Building permit records show that Cahill Heating, Cooling, Electric, Plumbing & Sewer has worked on 25 permitted projects.