Updated: Jun 02, 2026
Location and Projects
Address
1450 PADDOCK DRIVE, Northbrook, IL, 60062
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Mergenthaler Plumber
Mergenthaler, Inc, (Owned by: Michael Cork) holds a Sub Contractor, Plumbing license and 11 other licenses according to the Dupage County 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 Mergenthaler, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mergenthaler, Inc Services
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Mergenthaler, Inc Contact Information
Phone Number: (847) 724-2004
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Address: 1450 PADDOCK DRIVEIL 60062
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Mergenthaler, Inc
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mergenthaler, Inc has a BuildZoom score of 105, which places them above 92% of 65,686 contractors in Illinois.
Activity
|
1 project
|
2025 |
|
13 projects
|
2024 |
|
27 projects
|
2023 |
Our building permit records indicate that Mergenthaler, Inc has worked on at least
41.0 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
|
35 projects
|
Plumbing projects |
|
21 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Mergenthaler, Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
19 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
4 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $4,300. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
: new pool stone patio & paver walks water lines/rpz to pool equipment pool drainage new gravel driveway with paver banding new fence around utilities and pool will all be installed
Valuation:
$260,312
Permit #:
A2024-4097
Status:
issued
Fee:
$1,030
Permit Type:
N/A
Building Type:
Building use group
: walkway patio gravel retaining walls outdoor kitchen pool/spa driveway fence columns irrigation drainage will all be installed on this project
Valuation:
$1,073,675
Permit #:
A2023-2831
Status:
issued
Fee:
$1,430
Permit Type:
N/A
Building Type:
Building use group
Pool - exterior renovation hvac replacement of heating equiptment pool driveway additional fencing patio/deck outdoor kitchen , and fire pit
Valuation:
$569,865
Permit #:
BHVC-22-04927
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
: repair leaking copper water service - under driveway between b-box & house
Valuation:
$4,600
Permit #:
T2025-0161
Status:
final
Fee:
$45
Permit Type:
N/A
Building Type:
Building use group
Pool- install pool and bluestone patio around existing masonry firepit
Valuation:
$207,272
Permit #:
BHVC-22-04946
Status:
approved
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Remodel – interior commercial – for commercial projects and residential buildings with 3 or more uni
2023-12-21
Interior reno of entirety of ecology center with limited site improvements. no change to occupany or use
Valuation:
N/A
Permit #:
23INTC-0403
Status:
complete
Fee:
$34,534
Permit Type:
N/A
Building Type:
N/A
Install new inground pool and spa with surround
Valuation:
$134,000
Permit #:
133752
Status:
issued
Fee:
$2,701
Permit Type:
N/A
Building Type:
N/A
Install new inground pool and spa with surround
Valuation:
$134,000
Permit #:
133756
Status:
issued
Fee:
$77
Permit Type:
N/A
Building Type:
N/A
Install new inground pool and spa with surround
Valuation:
$134,000
Permit #:
133755
Status:
issued
Fee:
$52
Permit Type:
N/A
Building Type:
N/A
Install new inground pool and spa with surround
Valuation:
$134,000
Permit #:
133754
Status:
issued
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Install new inground pool and spa with surround
Valuation:
$134,000
Permit #:
133753
Status:
issued
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
: replace existing 2 water meter with 1 water meter
Valuation:
$864
Permit #:
T2024-0797
Status:
final
Fee:
$446
Permit Type:
N/A
Building Type:
Building use group
: exterior sanitary sewer cleanout install on private property only
Valuation:
$4,200
Permit #:
T2023-1782
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
Building use group
Pool-new spa construction ****first extension (exp 12-12-2023) free**** ****second extension (exp 06-12-2024) $250*****paid edenfee-2024-00175 ****third extension (exp 12-24-2024) $250*** paid edenfee-2024-00175
Valuation:
$140,000
Permit #:
BPLM-22-12094
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
: install exterior sanitary sewer cleanout & clear roots
Valuation:
$3,500
Permit #:
T2023-1174
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
Building use group
: repair exterior sanitary sewer & install cleanout
Valuation:
$3,500
Permit #:
T2023-3964
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
Building use group
: sanitary sewer repair private property only
Valuation:
$5,000
Permit #:
T2023-0865
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
Building use group
: revise sunken exterior sanitary sewer cleanout - on private property
Valuation:
N/A
Permit #:
T2024-3879
Status:
final
Fee:
$60
Permit Type:
N/A
Building Type:
Building use group
: pool spa
Valuation:
$120,000
Permit #:
A2022-0790
Status:
expired
Fee:
$1,170
Permit Type:
N/A
Building Type:
Building use group
: sanitary sewer repair & cleanout
Valuation:
$3,500
Permit #:
T2023-1574
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
Building use group
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Verified License
BuildZoom confirmed this contractor's license
Mergenthaler, Inc License info
Verified License
| License # | CR0001782 |
| Status | Active |
| County | Dupage County |
| Type | Sub Contractor, Plumbing |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mergenthaler, Inc at the County of Dupage Contractor Registration Information.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| County | Cook County |
| Type | Sewer |
| Date Issued | 02-23-2026 |
- BuildZoom verified this license was active as of June 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 | 02-23-2026 |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| County | Cook County |
| Type | Water |
| Date Issued | 02-23-2026 |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 11LIC3-0017 |
| Status | Active |
| City | Evanston |
| Type | C3 |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Mergenthaler, 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
| License # | 19LIPL-0096 |
| 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 Mergenthaler, 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
| License # | 055-004261 |
| 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 Mergenthaler, 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
| License # | 055-004261 |
| 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 Mergenthaler, 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
| License # | 19LIPL-0096 |
| 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 Mergenthaler, 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
| License # | NAT-31443-3 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, 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 Mergenthaler, Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 18LIPL-0127 |
| 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 Mergenthaler, 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
| License # | NAT-31443-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, 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 Mergenthaler, Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
102
Permits
- Building permit records show that Mergenthaler, Inc has worked on 102 permitted projects.
Mergenthaler, Inc Employees
MC
Michael Cork
Owner