Updated: May 26, 2026
Location and Projects
Address
4262 Old Grand Ave. Suite D, Gurnee, IL, 60031
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Kohn Plumbing LLC
Kohn Plumbing LLC, 4262 Old Grand Ave, Gurnee, IL (Owned by: Nick Holt) holds a Plumbing license and 5 other licenses according to the Bartlett 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 Kohn Plumbing LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Kohn Plumbing LLC Services
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Kohn Plumbing LLC Contact Information
Phone Number: (847) 603-1014
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Address: 4262 Old Grand Ave. Suite D, Gurnee, IL 60031
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Kohn Plumbing LLC Gurnee
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kohn Plumbing LLC has a BuildZoom score of 105, which places them above 92% of 65,686 contractors in Illinois.
Activity
|
14 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Kohn Plumbing LLC has worked on at least
21.0 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
|
5 projects
|
Commercial Renovations |
|
3 projects
|
Home Additions |
|
3 projects
|
New Constructions |
|
17 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Kohn Plumbing LLC mostly works on
plumbing project
and commercial renovation
projects.
Pricing
|
3 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$250k-$500k |
|
10 projects
|
$1mil+ |
The typical size of their permits is approximately $1,325,000. 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.
Kohn Plumbing LLC Reviews
5 out of 5 stars, based on
1
review
-
By Jesse I.April 16, 2021leak detention$0
This is a sample of this contractor's permits. Click here to access their complete permit history.
Spr 2019 crbc: interior alteration of existing 2 story masonry building to increase accesibility. includes alteration/peplacement of bathrooms stairs and elevator finishes structural mechanical electrical plumbing. exterior plaza renovation for increased accesibility. (occupancy type: a-3; construction type: iia)
Valuation:
$3,500,000
Permit #:
101045639
Status:
issued
Fee:
$3,525
Permit Type:
N/A
Building Type:
N/A
Dds 2019 cbrc: interior build-out to an existing space suite b106 for a proposed use as a spanish immersion early childhood learning center as per plans (building b-b5). work to include demolition new partitions lighting finishes mechanical electrical and plumbing. (construction type: 1a; occupancy: i-4 child day care facility) consultant reviewer: v3 companies of il
Valuation:
$3,250,000
Permit #:
101039888
Status:
complete
Fee:
$16,035
Permit Type:
N/A
Building Type:
N/A
2019 cbc: self cert: revision to permit 101011913 to enlarge skylight at open office create new and alter openings in exterior facade enlarge room 154 gym relocate room 152 electrical addition room 171 office & 172 vestibule and re-select mechanical units as per plans. no change in use
Valuation:
$1,500,000
Permit #:
101049071
Status:
complete
Fee:
$925
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbrc: storefront/roof replacement addition of trash enclosure interior alterations to expand an existing 1 story retail building to adjacent vacant space per plans.b occ. and m occ. - change of occupancy per permit app.page 1- type iiib const
Valuation:
$1,300,000
Permit #:
100994221
Status:
suspended
Fee:
$9,813
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc - alterations to existing retail space - suite 100 as per plans - occupancy classification: m construction type: i-a; fully sprinklered**certified corrections subject to field inspections & audit **
Valuation:
$1,325,000
Permit #:
101048634
Status:
complete
Fee:
$1,350
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc proposed 1 story bank building associated site work to include 275 parking spaces new surface & trash enclosure and 275 parking spaces occupancy classification b business construction type:iib per plans
Valuation:
$1,500,000
Permit #:
100999105
Status:
expired
Fee:
$4,750
Permit Type:
N/A
Building Type:
N/A
(direct developer services 2019 cbc) new construction of a 3-story medical office building to include at grade parking lot and associated site work as per plans. (construction type: ii-a occupancy classification: b) [core shell] consultant reviewer: v3 companies of il
Valuation:
$15,100,000
Permit #:
101025791
Status:
complete
Fee:
$50,732
Permit Type:
N/A
Building Type:
N/A
Revision to permit 100917712 to revise addition of new concrete sidewalks and asphalt work per plans (water service sewer & public way permits are issued under separate permits)
Valuation:
$300,000
Permit #:
100981640
Status:
complete
Fee:
$377
Permit Type:
N/A
Building Type:
N/A
Interior renovation and addition of toilet and locker rooms to meet accessibility and code requirements and new ticket booth area within existing building footprint new 8 ft. tall fence new 12 ft. tall fence and renovations to tennis courts and new handicap ramps and exterior stairs existing occupancy is a-5 assembly and proposed occupancy is to remain a-5 assembly. **certified plans ... see more
Valuation:
$6,900,000
Permit #:
100917712
Status:
issued
Fee:
$19,399
Permit Type:
N/A
Building Type:
N/A
***direct developer services*** interior and exterior renovations to an existing two-story office building. basement elevator permit under permit #101004802 as per plans. [core shell] consultant reviewer: globetrotters engineering
Valuation:
$2,200,000
Permit #:
101007958
Status:
complete
Fee:
$50,961
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbc: new construction of a 1-story retail building and associated site work as per plans. (occupancy classification: b construction type: iib)
Valuation:
$1,500,000
Permit #:
100999116
Status:
suspended
Fee:
$6,501
Permit Type:
N/A
Building Type:
N/A
Sc 2019 cbrc: chicago public school building daycare with no change in use: self certification 2019 cbrc: interior renovations to an existing cps daycare to include new prep kitchen mep work as per plans and finishes. e-1 occ./iib const
Valuation:
$1,500,000
Permit #:
100971746
Status:
complete
Fee:
$3,535
Permit Type:
N/A
Building Type:
N/A
Spr 2019 cbrc: revision to permit 100999580 for structural modifications steel framing at exterior wall remote terminal unit configuration joint reinforcement sprinkler pump room to an existing 2-story retail building as per plans.[structural peer review] (additional addresses: 3047-3061 w. 26th street) (occupancy group b/m; construction type: iiib)
Valuation:
$30,000
Permit #:
101031114
Status:
complete
Fee:
$2,050
Permit Type:
N/A
Building Type:
N/A
For permit 101043313: replacement electrical contractor. replacement plumbing contractor. replacement other contractor. new contractor(s) listed under other applicants and contractors on permit certificate
Valuation:
N/A
Permit #:
B200407270
Status:
complete
Fee:
$100
Permit Type:
Administrative ch...
Building Type:
N/A
For permit 101043308: replacement other contractor. replacement electrical contractor. replacement plumbing contractor. new contractor(s) listed under other applicants and contractors on permit certificate
Valuation:
N/A
Permit #:
B200407265
Status:
complete
Fee:
$100
Permit Type:
Administrative ch...
Building Type:
N/A
For permit 101043310: replacement other contractor. replacement electrical contractor. replacement plumbing contractor. new contractor(s) listed under other applicants and contractors on permit certificate
Valuation:
N/A
Permit #:
B200407268
Status:
complete
Fee:
$100
Permit Type:
Administrative ch...
Building Type:
N/A
(direct developer services 2019 cbc) revision to permit number 101025791 for modifications to the parking lot and landscaping as per plans. (construction type: ii-a occupancy classification: b) consultant reviewer: v3 companies of il
Valuation:
$1
Permit #:
101042663
Status:
complete
Fee:
$10,441
Permit Type:
N/A
Building Type:
N/A
For permit 101043306: replacement electrical contractor. replacement plumbing contractor. new contractor(s) listed under other applicants and contractors on permit certificate
Valuation:
N/A
Permit #:
B200407256
Status:
complete
Fee:
$100
Permit Type:
Administrative ch...
Building Type:
N/A
Self-cert/2019 interior/exterior alterations to existing retail space (tenant 8) in an existing 1 story retail building per plans.(occupancy group b/m; type iiib construction)
Valuation:
$100,000
Permit #:
101051758
Status:
suspended
Fee:
$2,427
Permit Type:
N/A
Building Type:
N/A
Self cert 2019 - tenant building out of an existing space for a clinic with exam rooms to meet with doctors. no procedures are done in the space. the property pin is associated with the address of 2614 s. whipple
Valuation:
$327,000
Permit #:
100904247
Status:
complete
Fee:
$1,093
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Kohn Plumbing LLC License info
Verified License
| Status | Active |
| Town | Bartlett |
| Type | Plumbing |
- BuildZoom verified this license was active as of May 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | BC16684 |
| Status | Active |
| City | City Of Chicago |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Kohn Plumbing LLC at the City of Chicago Data Portal.
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
| License # | 19LIC3-0007 |
| 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 Kohn Plumbing 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 # | 18LIPL-0115 |
| 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 Kohn Plumbing 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.
105
BuildZoom Score
58
Permits
- Building permit records show that Kohn Plumbing LLC has worked on 58 permitted projects.
Kohn Plumbing LLC Employees
NH
Nick Holt
Owner
PK
Peter Kohn
Owner
They are very professional and finished project prior to the quoted time!! I am amazed by their service!!!