Updated: Feb 10, 2026
Location
Address
Logan, IA, 51546
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Neils Water Conditioning
Neils Water Conditioning, Logan, IA (Owned by: Neil Knauss) holds a Contractor license and 2 other licenses according to the Iowa license board.
Their BuildZoom score of 95 ranks in the top 22% of 39,764 Iowa licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Neils Water Conditioning, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Neils Water Conditioning Contact Information
Phone Number: (712) 592-1080
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Verified License
BuildZoom confirmed this contractor's license
Neils Water Conditioning License info
Verified License
| License # | C131155 |
| Status | Active |
| State | Iowa |
| Type | Contractor |
| Business Type | Sole Proprietorship |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Neils Water Conditioning at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 51734-CL |
| Status | Active |
| State | Iowa |
| Type | Plumbing And Mechanical |
| Business Type | Sole Proprietorship |
- When BuildZoom last verified this license, it had an expiration date of June, 2023. Check the current license status of Neils Water Conditioning with the Iowa Department of Public Health
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C104720 |
| Status | Inactive |
| State | Iowa |
| Type | Contractor |
| Business Type | Sole Proprietorship |
- 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 Neils Water Conditioning at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bond Value | $1 |
Neils Water Conditioning Employees
NK
Neil Knauss
Owner