Updated: Jun 12, 2026
Location and Projects
Address
2452 PORT NEAL RD, Sioux City, IA, 51102
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Midwestern Mechanical Tristate Inc
Midwestern Mechanical Tristate Inc, 2452 Port Neal Rd, Sioux City, IA (Owned by: Dwayne Klarenbeek) holds a Contractor license and 17 other licenses according to the Iowa license board.
Their BuildZoom score of 93 ranks in the top 27% of 39,764 Iowa licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Midwestern Mechanical Tristate Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Midwestern Mechanical Tristate Inc Services
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Midwestern Mechanical Tristate Inc Contact Information
Phone Number: (712) 258-7653
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Address: 2452 PORT NEAL RD, Sioux City, IA 51102
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Building Permits by Midwestern Mechanical Tristate Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
N/A
Permit #:
MC2010-284
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Midwestern Mechanical Tristate Inc License info
Verified License
| License # | C130202 |
| Status | Active |
| State | Iowa |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 46220-25 |
| Status | Active |
| State | Nebraska |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Midwestern Mechanical Tristate Inc at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | C123681 |
| Status | Active |
| State | Iowa |
| Type | Contractor |
| Date Issued | 11-25-2025 |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 44734-25 |
| Status | Active |
| State | Nebraska |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Midwestern Mechanical Tristate Inc at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 36771-26 |
| Status | Active |
| State | Nebraska |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Midwestern Mechanical Tristate Inc at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 52589-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 Midwestern Mechanical Tristate Inc with the Iowa Department of Public Health
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 51338-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 Midwestern Mechanical Tristate Inc with the Iowa Department of Public Health
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 50952-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 Midwestern Mechanical Tristate Inc with the Iowa Department of Public Health
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C138991 |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C130204 |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C130026 |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 51339-CL |
| Status | Inactive |
| State | Iowa |
| Type | Plumbing And Mechanical |
| Business Type | Corporation |
- According to the Iowa Department of Public Health, 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 Midwestern Mechanical Tristate Inc at the Iowa Department of Public Health.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C108153 |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C090148 |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 36738-22 |
| Status | Inactive |
| State | Nebraska |
| Type | Contractor |
| Business Type | Corporation |
- According to the Nebraska Department of Labor, 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 Midwestern Mechanical Tristate Inc at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 43429-22 |
| Status | Inactive |
| State | Nebraska |
| Type | Contractor |
| Business Type | Corporation |
- According to the Nebraska Department of Labor, 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 Midwestern Mechanical Tristate Inc at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C107775 |
| Status | Inactive |
| State | Iowa |
| Type | Heating Air Conditioning & Plumbing |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C099415 |
| 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 Midwestern Mechanical Tristate Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bond Value | $1 |
Midwestern Mechanical Tristate Inc Employees
DC
Dwayne Christoffe
Owner
RG
Randal Grotenhuis
Owner
BS
Brandon Van Sickler
Master Of Record
DB
David Brown
DK
Dwayne Klarenbeek
Owner
DB
Dwayne Klarenbeek, Randal Grotenhuis, Dwayne Christoffels, Russell Baumgart
Owner
GW
Gary Ter Wee
KS
Karl Schlotman
Owner/Officer
KA
Ken Amundson
Owner/Officer
TB
Theresa Brown