Updated: Jul 15, 2026
Location and Projects
Address
2220 PETERSON AVE, Eau Claire, WI, 54701
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Environmental Systems HVAC/Mechanical Contractor
Environmental Systems, 2220 Peterson Ave, Eau Claire, WI (Owned by: Douglas Scott Wall) holds a Hvac Contractor, Regular, False license and 4 other licenses according to the Wisconsin Rapids license board.
Their BuildZoom score of 92 ranks in the top 32% of 94,017 Wisconsin licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Environmental Systems, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Environmental Systems Contact Information
Phone Number: (414) 659-5153
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Address: 2220 PETERSON AVE, Eau Claire, WI 54701
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Building Permits by Environmental Systems
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace existing failed boiler with new
Valuation:
$20,532
Permit #:
791942
Status:
N/A
Fee:
$113
Permit Type:
N/A
Building Type:
Non-residential o...
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Verified License
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Environmental Systems License info
Verified License
| License # | 5582 - HVACCONT |
| Status | Active |
| City | Wisconsin Rapids |
| Type | Hvac Contractor, Regular, False |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Environmental Systems at the City of Wisconsin Rapids.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 5582-HVACCONT |
| Status | Active |
| State | Wisconsin |
| Type | Hvac Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Environmental Systems 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 # | 5582 |
| 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 Environmental Systems at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 13977 |
| 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 Environmental Systems at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 13977-HVACCONT |
| Status | Inactive |
| State | Wisconsin |
| Type | Hvac Contractor |
- According to the Wisconsin Department of Safety and Professional Services, 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 Environmental Systems at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Environmental Systems Employees
DW
Douglas Scott Wall
Owner
DW
Douglas Wall
TS
Tom Stover