Updated: Jul 07, 2026
Location and Projects
Address
1421 E LOWDEN LN, Mount Prospect, IL, 60056
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Jk plumbing & Construction
Jk plumbing & Construction, 1421 E Lowden Ln, Mount Prospect, IL (Owned by: Jacek Kowalkowski) holds a Plumbing Contractor license and 2 other licenses according to the City of Chicago license board.
Their BuildZoom score of 104 ranks in the top 9% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Jk plumbing & Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Jk plumbing & Construction Services
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Jk plumbing & Construction Contact Information
Phone Number: (847) 962-1705
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Address: 1421 E LOWDEN LN, Mount Prospect, IL 60056
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Jk plumbing & Construction Mount Prospect
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Jk plumbing & Construction has a BuildZoom score of 104, which places them above 91% of 65,686 contractors in Illinois.
Activity
|
7 projects
|
2025 |
|
7 projects
|
2024 |
|
9 projects
|
2023 |
Our building permit records indicate that Jk plumbing & Construction has worked on at least
23.0 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
|
New Constructions |
|
4 projects
|
Commercial Renovations |
|
4 projects
|
Home Additions |
|
21 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Jk plumbing & Construction mostly works on
plumbing project
and new construction
projects.
Pricing
|
3 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
6 projects
|
$250k-$500k |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $250,000. 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 Jk plumbing & Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Spr 2019 cbc: proposed 2 story rear frame addition with basement interior remodeling and alterations to an existing 2 story brick single family house with basement as per plans
Valuation:
$400,000
Permit #:
101064667
Status:
issued
Fee:
$975
Permit Type:
N/A
Building Type:
N/A
Self-cert 2019 cbc: interior alteration of existing office on the 3rd floor 4 101 sq ft. no change to group b occupancy or construction type iii-a
Valuation:
$372,400
Permit #:
101063627
Status:
complete
Fee:
$1,736
Permit Type:
N/A
Building Type:
N/A
Self - cert 2019 cbc. new 3 story sprinklered (nfpa 13d) single family residence with basement and attached 2 car garage. unoccupied attic space (903 sq.ft.) < 6'-8 ceiling height. (occupancy group r-5; construction type va) elevator installation is a separate approval by the elevator bureau
Valuation:
$1,200,000
Permit #:
101043702
Status:
issued
Fee:
$3,147
Permit Type:
N/A
Building Type:
N/A
Repair or in-kind replacement of 8 plumbing fixtures as described in permit application. includes repair or replacment of plumbing piping. includes repair or replacement of plumbing risers in existing chases. locations: 1 residential unit(s) 0 non-residential unit(s) 2 interior common areas bathroom and kitchen interior plumbing repairs
Valuation:
$5,000
Permit #:
B200430614
Status:
complete
Fee:
$1,025
Permit Type:
plumbing work
Building Type:
N/A
Spr 2019 cbrc: revision to permit 100999591 to include reduction in pool locker room renovation and layout change to locker room as per plans (occupancy r-2 type ia construction)(conditional permit subject to field inspections.)
Valuation:
$200,000
Permit #:
101043044
Status:
complete
Fee:
$1,775
Permit Type:
N/A
Building Type:
N/A
Permit – express permit program
2025-07-29
Repair or in-kind replacement of 4 plumbing fixtures as described in permit application. includes repair or replacment of plumbing piping. locations: 1 residential unit(s) 0 non-residential unit(s) bathroom in first floor unit 1b
Valuation:
$20,000
Permit #:
B200434036
Status:
issued
Fee:
$175
Permit Type:
plumbing work
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137136
Status:
issued
Fee:
$350
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137135
Status:
issued
Fee:
$229
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137134
Status:
issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137133
Status:
issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137132
Status:
issued
Fee:
$292
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137131
Status:
issued
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137130
Status:
issued
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137129
Status:
issued
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137128
Status:
issued
Fee:
$8,064
Permit Type:
N/A
Building Type:
N/A
1 & 2 story addition interior remodeling of existing bath- rooms kitchen and family room
Valuation:
$400,000
Permit #:
137127
Status:
issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc : 2 story rear addition to & remodel of an existing 2 story single family residence. (occupancy group r5; type 5a construction)
Valuation:
$300,000
Permit #:
101046650
Status:
issued
Fee:
$625
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc: new two story single family home with detached 2 car garage (construction type 3a occupancy group r-5) per plans **certified plans corrections: conditional permit subject to field inspections **
Valuation:
$280,000
Permit #:
101021724
Status:
complete
Fee:
$3,715
Permit Type:
N/A
Building Type:
N/A
Scope: nonstructural interior alteration.locations: 1 residential unit(s) 0 non-residential unit(s) unit 1712 - kitchen. kitchen refacing: replace old cabinets with new; replace countertops; addition 8 pieces led recessed lighting 3 outlets; replace flooring; building out pantry; replace branch water supply lines; connect sink faucet dishwasher patch and repair/replace existing drywall
Valuation:
$33,000
Permit #:
B200008896
Status:
issued
Fee:
$325
Permit Type:
Nonstructural int...
Building Type:
N/A
Spr cbc 2019. existing non-conforming 2-unit masonry building over basement. reovation of first floor unit #1 and basement level structural components. new electrical and water services
Valuation:
$150,000
Permit #:
101033057
Status:
issued
Fee:
$886
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Jk plumbing & Construction License info
Verified License
| License # | SBC198619 |
| 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 Jk plumbing & Construction at the City of Chicago Data Portal.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 22LIPL-0019 |
| 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 Jk plumbing & Construction 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.
104
BuildZoom Score
34
Permits
- Building permit records show that Jk plumbing & Construction has worked on 34 permitted projects.
Jk plumbing & Construction Employees
JK
Jacek Kowalkowski
Owner