Updated: May 25, 2026
Location and Projects
Address
6200 SCOUT TRAIL, Des Moines, IA, 50321
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the Waldinger Corporation HVAC/Mechanical Contractor
the Waldinger Corporation, 6200 Scout Trl, Des Moines, IA (Owned by: Thomas F Grogan Jr) holds a High Pressure Piping license and 19 other licenses according to the Minnesota license board.
Their BuildZoom score of 112 ranks in the top 3% of 39,764 Iowa licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring the Waldinger Corporation, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
the Waldinger Corporation Contact Information
Phone Number: (816) 802-6363
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Address: 6200 SCOUT TRAIL, Des Moines, IA 50321
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the Waldinger Corporation Des Moines
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
the Waldinger Corporation has a BuildZoom score of 112, which places them above 97% of 39,764 contractors in Iowa.
Activity
|
61 projects
|
2025 |
|
53 projects
|
2024 |
|
61 projects
|
2023 |
Our building permit records indicate that the Waldinger Corporation has worked on at least
175.0 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
|
18 projects
|
Commercial Renovations |
|
14 projects
|
New Constructions |
|
13 projects
|
Home Additions |
|
65 projects
|
Mechanical projects |
|
27 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that the Waldinger Corporation mostly works on
mechanical project
and hvac project
projects.
Pricing
|
21 projects
|
< $5k |
|
15 projects
|
$5k-$20k |
|
7 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
6 projects
|
$100k-$250k |
|
4 projects
|
$250k-$500k |
|
3 projects
|
$500k-$1mil |
|
4 projects
|
$1mil+ |
The typical size of their permits is approximately $21,408. 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 the Waldinger Corporation
This is a sample of this contractor's permits. Click here to access their complete permit history.
Commercial or multi-family residential building permit
2025-06-24
Remodel of the west half of the building into a academy and dormitory the facility consists of physical therapy performance training offices classrooms dormitory and resident assistant apartment
Valuation:
$3,800,000
Permit #:
BLDC-2025-000166
Status:
issued
Fee:
$18,437
Permit Type:
N/A
Building Type:
N/A
Replace 3 lennox rtu's with 3 ruud rtu's. ruud has a 1-year standard parts warranty with a 20-year heat exchanger warranty. units will rotate 90 degrees on existing roof curb. electrical gas and low voltage will need modified for the new units. addition a mstp bus connecting the (3) rtu’s and (1) liebert unit back to the jace. jace to be installed in it room
Valuation:
$123,458
Permit #:
MECC25-0042
Status:
issued
Fee:
$1,943
Permit Type:
N/A
Building Type:
N/A
Provide new material for the renovated space. provide technical support to remove devices from programming during construction. a new remote power supply will be required to support the notification devices. located in nearest electrical room with supplied smoke detector. project# 650396500
Valuation:
N/A
Permit #:
FCON-2025-000105
Status:
issued
Fee:
$400
Permit Type:
N/A
Building Type:
N/A
Mechanical hvac work for an existing two-story office building for the ui pharmacy project
Valuation:
$272,088
Permit #:
MECC24-0039
Status:
complete
Fee:
$4,143
Permit Type:
N/A
Building Type:
N/A
Furnish and install mechanical hvac including demolish and replacement of existing duct for the ui pharamcy north project
Valuation:
$891,669
Permit #:
MECC24-0053
Status:
complete
Fee:
$13,428
Permit Type:
N/A
Building Type:
N/A
Furnish and install mechanical hvac including demolish and replacement of existing duct for the ui pharamcy north project
Valuation:
$891,669
Permit #:
MECC24-0053
Status:
complete
Fee:
$13,428
Permit Type:
N/A
Building Type:
N/A
Temp space for administration employees to work in phase 1 and partial building out of shell space on 3rd floor of hhs current building in phase 3 after the administration building is finished which is in phase 2
Valuation:
$235,435
Permit #:
BLDC23-0097
Status:
expired
Fee:
$2,127
Permit Type:
N/A
Building Type:
N/A
Dsm airport administration/operations mdf early buildout project # 650728387 temporary system for mdf room until admin building is completed in a later phase
Valuation:
N/A
Permit #:
FCON-2025-000074
Status:
plancheck
Fee:
$400
Permit Type:
N/A
Building Type:
N/A
Commercial mechanical - alterations remodels & repairs
2025-07-05
Replacement of a remote terminal unit 32147771 - remote terminal unit 4 manufacturer name-york barcode-32147771 model-dm120n20p4aaa1a serial-ngkm089297
Valuation:
$9,145
Permit #:
MECC25-0001
Status:
expired
Fee:
$198
Permit Type:
N/A
Building Type:
N/A
Se jr high renovation of existing kitchen and cafeteria. freezer/cooler addition to kitchen and cafeteria expansion addition. project includes architectural structural mept and civil
Valuation:
$289,000
Permit #:
BLDC22-0016
Status:
complete
Fee:
$10,581
Permit Type:
N/A
Building Type:
N/A
Mechanical hvac install for the core and shell
Valuation:
$975,000
Permit #:
MECC25-0054
Status:
issued
Fee:
$14,673
Permit Type:
N/A
Building Type:
N/A
Renovation of an existing office and warehouse building. maintaining existing usage (act)
Valuation:
$570,000
Permit #:
BLDC24-0082
Status:
complete
Fee:
$12,277
Permit Type:
N/A
Building Type:
N/A
Renovation of an existing two-story office building. building end use will remain the same
Valuation:
$345,325
Permit #:
BLDC24-0040
Status:
complete
Fee:
$5,624
Permit Type:
N/A
Building Type:
N/A
Commercial or multi-family residential building permit
2025-10-10
Addition to existing distribution building. site-2025-000130
Valuation:
$5,000,000
Permit #:
BLDC-2025-000477
Status:
plancheck
Fee:
$9,208
Permit Type:
N/A
Building Type:
N/A
Mechanical hvac work for an existing two-story office building for the ui pharmacy project
Valuation:
$272,088
Permit #:
MECC24-0039
Status:
complete
Fee:
$4,143
Permit Type:
N/A
Building Type:
N/A
Commercial mechanical - alterations remodels & repairs
2022-08-04
Renovations of existing cafeteria and kitchen. installation of two new kitchen hoods welded grease duct and welded dishwasher duct. installation of new makeup air unit and two new rooftop units
Valuation:
$192,410
Permit #:
MECC22-0019
Status:
complete
Fee:
$2,943
Permit Type:
N/A
Building Type:
N/A
Commercial or multi-family residential building permit
2023-11-09
Installation of closed loop cooling systems (dry coolers) to serve an existing engine-driven generator and water pump
Valuation:
$1,460,000
Permit #:
BLDC-2023-000653
Status:
extended
Fee:
$6,206
Permit Type:
N/A
Building Type:
N/A
Site work concrete footings structural steel exterior metal stud framing brick veneer roofing for building addition. interior demolition of the existing building
Valuation:
$175,000
Permit #:
BLDC25-0101
Status:
issued
Fee:
$11,520
Permit Type:
N/A
Building Type:
N/A
Commercial mechanical - equipment replacement
2022-12-28
Replacing the 5 ton condenser (existing was damaged by vandals) for the show room. we will also install a new 2 ton cooling coil condenser and 60, 000 btu furnace to serve the breakroom office bathrooms and area outside of the bathrooms. we will modify the existing ductwork to accommodate both hvac systems. permit requested 06-21-2022
Valuation:
$29,227
Permit #:
MECC22-0029
Status:
complete
Fee:
$533
Permit Type:
N/A
Building Type:
N/A
Replace 3 lennox rtus with 3 ruud rtus. units will rotate 90 degrees on existing roof curb
Valuation:
$123,458
Permit #:
MECC25-0034
Status:
triage
Fee:
$1,943
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
the Waldinger Corporation License info
Verified License
| License # | HC790410 |
| Status | Active |
| State | Minnesota |
| Type | High Pressure Piping |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for the Waldinger Corporation at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2026-0007947 |
| Status | Active |
| County | Johnson County |
| Type | Mechanical Contractor, Plumbing Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for the Waldinger Corporation at the Johnson County Contractor Licensing Division.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | C130473 |
| Status | Active |
| State | Iowa |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for the Waldinger Corporation at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| State | Iowa |
| Type | Electrical |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | FRO946 |
| Status | Active |
| State | Florida |
| Type | Construction Financial Officer |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of the Waldinger Corporation with the Florida Department of Business & Professional Regulation
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CAC1815965 |
| Status | Active |
| State | Florida |
| Type | Certified Air Conditioning Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for the Waldinger Corporation at the Florida Department of Business & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 50066-CL |
| Status | Active |
| State | Iowa |
| Type | Plumbing And Mechanical |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of June, 2023. Check the current license status of the Waldinger Corporation with the Iowa Department of Public Health
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 0080340411 |
| Status | Active |
| State | Arkansas |
| Type | Electrical, Heating, Ventilation, Air Conditioning, Refrigeration, Sheet Metal, Ducts |
| Business Type | Corporation |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for the Waldinger Corporation at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0333350623 |
| Status | Inactive |
| State | Arkansas |
| Type | Heating, Ventilation, Air Conditioning, Refrigeration |
| Business Type | Corporation |
- According to the Arkansas Contractors Licensing Board, 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 the Waldinger Corporation at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0333350621 |
| Status | Inactive |
| State | Arkansas |
| Type | Heating, Ventilation, Air Conditioning, Refrigeration |
| Business Type | Corporation |
- According to the Arkansas Contractors Licensing Board, 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 the Waldinger Corporation at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | EL001055EC |
| Status | Inactive |
| State | Iowa |
| Type | Electrical Contractor |
| Business Type | Corporation |
- According to the Iowa Department of Public Safety, 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 the Waldinger Corporation at the Iowa Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0333350520 |
| Status | Inactive |
| State | Arkansas |
| Type | Heating, Ventilation, Air Conditioning, Refrigeration |
| Business Type | Corporation |
- According to the Arkansas Contractors Licensing Board, 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 the Waldinger Corporation at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MB739360 |
| Status | Inactive |
| State | Minnesota |
| Type | Mechanical Contractor Bond |
| Business Type | Corporation |
- According to the Minnesota Department of Labor & Industry, 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 the Waldinger Corporation at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| State | Iowa |
| Type | Electrical |
| Business Type | Corporation |
- According to the Iowa Department of Public Safety, 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 # | 2020-7947 |
| Status | Inactive |
| County | Johnson County |
| Type | Mechanical Contractor, Plumbing Contractor |
| Business Type | Corporation |
- According to the Johnson County Contractor Licensing Division, 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 the Waldinger Corporation at the Johnson County Contractor Licensing Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 0333350518 |
| Status | Inactive |
| State | Arkansas |
| Type | Heating, Ventilation, Air Conditioning, Refrigeration |
| Business Type | Corporation |
- According to the Arkansas Contractors Licensing Board, 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 the Waldinger Corporation at the Arkansas Contractors Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 18969 |
| Status | Inactive |
| State | Iowa |
| Type | Engineer/Land Surveyors |
| Business Type | Corporation |
- According to the Iowa Workforce Development 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 the Waldinger Corporation at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 22739 |
| Status | Inactive |
| State | Iowa |
| Type | Engineer/Land Surveyors |
| Business Type | Corporation |
- According to the Iowa Workforce Development 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 the Waldinger Corporation at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C099321 |
| Status | Inactive |
| State | Iowa |
| Type | Contractor |
| Business Type | Corporation |
- According to the Iowa Workforce Development 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 the Waldinger Corporation at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C000119 |
| Status | Inactive |
| State | Iowa |
| Type | Contractor |
| Business Type | Corporation |
- According to the Iowa Workforce Development 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 the Waldinger Corporation at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Bonded
| Bond Value | $1 |
1.2K
Permits
- Building permit records show that the Waldinger Corporation has worked on 1237 permitted projects.
the Waldinger Corporation Employees
CB
Curt Baker
Owner
GJ
Gudenkauf , Adam John
Owner
IN
Italiani, Nicholas
KK
Koehn, Thomas K
MA
Markt, Andy
SE
Stout, Stacy E
TJ
Thomas F Grogan Jr
Owner
TK
Thomas K Koehn
Owner
WM
White, Martin
WP
Williams, Patrick
ZL
Zerr , Stacy L
Owner