Updated: May 22, 2026
Location
Address
21787 TATRO RD, Ironton, MN, 56455
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Trefethen, Michael D Plumber
Trefethen, Michael D, 21787 Tatro Rd, Ironton, MN holds a Plumbing license and 2 other licenses according to the Minnesota license board.
Their BuildZoom score of 91 ranks in the top 37% of 77,973 Minnesota licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Trefethen, Michael D, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Trefethen, Michael D Contact Information
Phone Number: (218) 546-7773
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Address: 21787 TATRO RD, Ironton, MN 56455
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Verified License
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Trefethen, Michael D License info
Verified License
| License # | MR060674 |
| Status | Active |
| State | Minnesota |
| Type | Plumbing |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Trefethen, Michael D at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PR704458 |
| Status | Inactive |
| State | Minnesota |
| Type | Plumbing |
- 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 Trefethen, Michael D at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PR660155 |
| Status | Inactive |
| State | Minnesota |
| Type | Plumbing |
- 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 Trefethen, Michael D at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
Trefethen, Michael D Employees
TD
Trefethen, Michael D
Owner