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Home pros in Wisconsin
Bitter cold winters, heavy snow, ice dams and humid summers drive demand for heating, roofing and frozen pipe prevention.
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Check a license in Wisconsin
Contractors who pull building permits for one- and two-family homes must hold a Dwelling Contractor credential from the Wisconsin Department of Safety and Professional Services (DSPS), along with a Dwelling Contractor Qualifier. Electricians, plumbers and HVAC contractors are also credentialed by DSPS.
Wisconsin Department of Safety and Professional Services, Dwelling Contractor
Wisconsin homeowner FAQ
How do I check a contractor in Wisconsin?
Use the DSPS license search to confirm the contractor holds an active Dwelling Contractor credential. Check plumbers and electricians for their own DSPS licenses.
What is a Dwelling Contractor credential?
It is a DSPS credential a business needs to get building permits for one- and two-family homes, paired with a Dwelling Contractor Qualifier who has completed required training.
When should I service my furnace in Wisconsin?
In late summer or early fall, before the first cold snap.
How do I prevent frozen pipes?
Insulate pipes along outside walls and in crawl spaces, and keep the heat on when you travel.
How do I prevent ice dams?
Improve attic insulation and ventilation, and clean gutters before winter. A roofer can add ice and water shield at the eaves.
More questions? See the One Call Today FAQ.