- HVAC contractor
- Address
- 111 South Main Street, 53066
- Phone
- +1-262-355-4995
- Website
- aasenheating.com
Construction company directory
Construction Companies in Oconomowoc, WI
Our directory lists 5 construction companies in Oconomowoc, WI, built from OpenStreetMap office records and the ENR Top 400 Contractors list. The most common trades here are hvac contractors (2), glass and window contractors (2) and plumbing contractors (1). Each listing shows only the address, phone, website and hours on record.
Which construction companies are in Oconomowoc?
5 construction companies are listed in Oconomowoc, ranked contractors and the most complete listings first.
- Glass and window contractor
- Address
- 1211 Ridgeside Road, 53066
- Phone
- +1-262-333-9698
- Website
- lcwindowscreenrepair.com
- Glass and window contractor
- Address
- 129 East Wisconsin Avenue, 53066
- Phone
- +1-262-567-9310
- Website
- oakbrookesser.com
- HVAC contractor
- Address
- 131 North Main Street, 53066
- Phone
- +1-262-567-5411
- Website
- schultehvac.com
- Plumbing contractor
- Address
- 114 South Main Street, 53066
- Phone
- +1-262-567-4478
- Website
- mainzplumbingandpumps.com
Which cities near Oconomowoc have construction companies?
The closest city with listings is Hartland, about 7 miles away, with 1 construction company.
- Hartland7 mi · 1
- Pewaukee13 mi · 1
- Waukesha14 mi · 3
- Watertown17 mi · 2
- Lannon18 mi · 1
- New Berlin21 mi · 3
- Brookfield22 mi · 2
- Whitewater22 mi · 2
What are the most common construction trades in Oconomowoc?
The most listed trade in Oconomowoc is hvac contractors, with 2 companies. A company can be listed under more than one trade.
- HVAC contractors2 listingsHVAC website design
- Glass and window contractors2 listingsHome services website design
- Plumbing contractors1 listingPlumber website design
How do I check a contractor's license in Wisconsin?
Search the Wisconsin Department of Safety and Professional Services by company name or license number before you hire. Wisconsin requires a Dwelling Contractor credential for residential building. There is no state commercial general contractor license.
Check a license in WisconsinLicensing rules checked October 2026. Requirements change, so confirm on the state site.
FAQ
Construction companies in Oconomowoc: FAQs
How many construction companies are in Oconomowoc?
Our directory lists 5 construction companies in Oconomowoc, WI. The count comes from OpenStreetMap office records and the ENR Top 400 Contractors list, and it updates as the map changes.
What are the most common construction trades in Oconomowoc?
The trades with the most listings in Oconomowoc are hvac contractors (2), glass and window contractors (2) and plumbing contractors (1). A company can be listed under more than one trade.
How do I check a contractor's license in Wisconsin?
Wisconsin requires a Dwelling Contractor credential for residential building. There is no state commercial general contractor license. Search the Wisconsin Department of Safety and Professional Services by company or license number before you hire.
Which cities near Oconomowoc have construction companies?
Nearby cities with listings include Hartland, Pewaukee, Waukesha and Watertown.
Where does this construction company data come from?
Office locations come from OpenStreetMap, the open map built by volunteers (© OpenStreetMap contributors). Company size comes only from the ENR Top 400 Contractors list, shown with its year. We never add reviews, ratings or employee counts that are not on record.
For construction companies
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Office locations © OpenStreetMap contributors, available under the Open Database License. Company rankings from the ENR Top 400 Contractors (2026).
