Updated: Jun 07, 2026
Location
Address
1900 4th Street, Sioux City, IA, 51101
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Interstate Mechanical Corp
Interstate Mechanical Corp, 1900 4th St, Sioux City, IA (Owned by: Richard J Olson) holds a Contractor license and 3 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 Interstate Mechanical Corp, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Interstate Mechanical Corp Contact Information
Phone Number: (712) 255-1645
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Address: 1900 4th Street, Sioux City, IA 51101
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Verified License
BuildZoom confirmed this contractor's license
Interstate Mechanical Corp License info
Verified License
| License # | C130175 |
| 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 Interstate Mechanical Corp at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 50149-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 Interstate Mechanical Corp with the Iowa Department of Public Health
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 33620-23 |
| 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 Interstate Mechanical Corp at the Nebraska Department of Labor.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C098035 |
| 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 Interstate Mechanical Corp at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Interstate Mechanical Corp Employees
SO
Stephen A Olson
Owner
DK
David Kerns
Master Of Record
DO
Dennis Ogburn
Master Of Record
JO
James Olson
Owner
JO
James P Olson
Owner/Officer
RO
Richard J Olson
Owner
WH
Wesley Hunold
Owner/Officer