Updated: May 23, 2026
Location
Address
3260 WALTER ST, Oshkosh, WI, 54901
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Factory Authorized Service Co HVAC/Mechanical Contractor
Factory Authorized Service Co Inc, 3260 Walter St, Oshkosh, WI (Owned by: William Leinweber) holds a Hvac Contractor, Regular, False license and 2 other licenses according to the Wisconsin Rapids license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Factory Authorized Service Co Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Factory Authorized Service Co Inc Services
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Factory Authorized Service Co Inc Contact Information
Phone Number: (920) 235-4177
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Address: 3260 WALTER ST, Oshkosh, WI 54901
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Factory Authorized Service Co Inc License info
Verified License
| License # | 243733 - HVACCONT |
| Status | Active |
| City | Wisconsin Rapids |
| Type | Hvac Contractor, Regular, False |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Factory Authorized Service Co Inc at the City of Wisconsin Rapids.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 243733-HVACCONT |
| Status | Active |
| State | Wisconsin |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Factory Authorized Service Co Inc at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 243733 |
| Status | Inactive |
| City | Milwaukee |
| Type | Hvac Contractor |
- According to the City of Milwaukee License Search, 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 Factory Authorized Service Co Inc at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Factory Authorized Service Co Inc Employees
WL
William Leinweber
Owner