Updated: Jul 07, 2026
Location and Projects
Address
1515 Church St, Evanston, IL, 60201
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John J Cahill Plumber
Since 1890, Evanston, Illinois based John J. Cahill, Inc. has been providing Chicago North Shore homeowners with quality service and expertise in the areas of plumbing, heating and cooling systems, and kitchen and bath remodeling.
From BuildZoom: John J Cahill, Inc, 1515 Church St, Evanston, IL holds a Plumbing Contractor license and 10 other licenses according to the City of Chicago license board.
Their BuildZoom score of 110 ranks in the top 4% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John J Cahill, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
John J Cahill, Inc Services
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John J Cahill, Inc Contact Information
Phone Number: (847) 514-8874
Address: 1515 Church St, Evanston, IL 60201
John J Cahill, Inc Evanston
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John J Cahill, Inc has a BuildZoom score of 110, which places them above 96% of 65,686 contractors in Illinois.
Activity
|
26 projects
|
2025 |
|
26 projects
|
2024 |
|
29 projects
|
2023 |
Our building permit records indicate that John J Cahill, Inc has worked on at least
81.0 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
|
6 projects
|
Home Additions |
|
67 projects
|
Plumbing projects |
|
25 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that John J Cahill, Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
1 project
|
< $5k |
|
5 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $27,500. 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.
Disconnect and remove steel waste and vent from basemant to the 3rd floor. repace it with 2 sch40 and 3/4 l copper pipe to complete risers for kitchens
Valuation:
N/A
Permit #:
25PLMB-0212
Status:
issued
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to replace service from main to b-box and cahil to house
Valuation:
N/A
Permit #:
25PLMB-0163
Status:
issued
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to work from maint to b-box cahill to finish to house
Valuation:
N/A
Permit #:
25PLMB-0180
Status:
issued
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to do from main to b-box. cahill to the house
Valuation:
N/A
Permit #:
25PLMB-0094
Status:
issued
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Limited service. broken sewer at foundation by alley w/25trow-0006
Valuation:
N/A
Permit #:
25PLMB-0014
Status:
issued
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Replacing lead service. coordinating with nager from development department as the city is working on main street sidewalks
Valuation:
N/A
Permit #:
24PLMB-0163
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
: replace corner shower flooring in bathroom and vanity cabinet with mirrors. see scope of work on contact
Valuation:
$33,000
Permit #:
P2024-2963
Status:
complete
Fee:
$604
Permit Type:
N/A
Building Type:
Building use group
Run 2 vents that are venting into the attic. one for the dryer and one for the microwave
Valuation:
N/A
Permit #:
25HVAC-0046
Status:
issued
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Repair sewer & install cleanout
Valuation:
$8,000
Permit #:
135000
Status:
complete
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Lead abatement. replace water service from b-box to house. city is doing from main to b-box
Valuation:
N/A
Permit #:
23PLMB-0126
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to start july 8 from main to b-box cahill finish to house
Valuation:
N/A
Permit #:
25PLMB-0451
Status:
issued
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Remodel – interior commercial – for commercial projects and residential buildings with 3 or more uni
2025-01-15
Interior remodel - button bakery
Valuation:
N/A
Permit #:
25INTC-0030
Status:
issued
Fee:
$4,215
Permit Type:
N/A
Building Type:
N/A
Replace steel service with copper. neightboor contractor hit water service by accident. been with out water for a week
Valuation:
N/A
Permit #:
22PLMB-0040
Status:
issued
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to do from main to b-box cahill to finisth to property
Valuation:
N/A
Permit #:
25PLMB-0644
Status:
issued
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to do from main to b-box. cahill to finish to property
Valuation:
N/A
Permit #:
25PLMB-0636
Status:
issued
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
New hot & cold return risers for 3 kitchen sinks. 3 story building replace all water piping for project install
Valuation:
$9,000
Permit #:
100992378
Status:
issued
Fee:
$875
Permit Type:
N/A
Building Type:
N/A
Lead abatement. city to do from main to b-box cahill from b-box to house. new water service
Valuation:
N/A
Permit #:
24PLMB-0412
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Repair broken sewer and addition clean out. costumer has limited service w/24trow-0029
Valuation:
N/A
Permit #:
24PLMB-0031
Status:
issued
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
*lead abatement* city to do from main to b-box cahill to complete to the house
Valuation:
N/A
Permit #:
24PLMB-0632
Status:
issued
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Replace hot water heater
Valuation:
N/A
Permit #:
24PLMB-0550
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
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Verified License
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John J Cahill, Inc License info
Verified License
| License # | BC11961 |
| Status | Active |
| City | City Of Chicago |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John J Cahill, Inc at the City of Chicago Data Portal.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| County | Cook County |
| Type | Hvac |
| Date Issued | 12-31-2025 |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| County | Cook County |
| Type | Plumbing |
| Date Issued | 03-18-2026 |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 18LIPL-0037 |
| Status | Active |
| City | Evanston |
| Type | Plumbing |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John J Cahill, Inc 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 # | 09LICR-0238 |
| Status | Active |
| City | Evanston |
| Type | Gc Residential |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John J Cahill, Inc 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 # | 12LIC3-0003 |
| Status | Active |
| City | Evanston |
| Type | C3 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John J Cahill, Inc 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 # | 09LICH-0318 |
| Status | Active |
| City | Evanston |
| Type | Hvac |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for John J Cahill, Inc 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Plumbing |
- 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Cook County |
| Type | Hvac |
- 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 055-028930 |
| 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.
Check this license's status for John J Cahill, Inc at the City of Evanston Building and Inspection Services.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
681
Permits
- Building permit records show that John J Cahill, Inc has worked on 681 permitted projects.