Updated: Feb 28, 2026
Location
Address
112 W GOLF AVE
, Ottumwa, IA, 52501
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Geostem Plumber
Geostem Inc at 112 W GOLF AVE , Ottumwa, IA 52501, held a Plumber license (#51530) with the Iowa contractors license board with an expiration date of 02-27-2017. We last verified the license was expired on 10-05-2022.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 39,764 Iowa contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Geostem Inc Services
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Geostem Inc Contact Information
Phone Number: (641) 521-5570
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Address: 112 W GOLF AVE
, Ottumwa, IA 52501
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Geostem Inc License info
Inactive License
| License # | 51530 |
| 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 Geostem 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 # | C093729 |
| 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 Geostem Inc at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Geostem Inc, click “This is My Business” to update your information.
Geostem Inc Employees
GG
Gary Gundlach
Owner/Officer
GJ
Gary Gundlach, Kevin Johnson
Owner
KJ
Kevin Johnson
Master Of Record