HVAC contractors in
Madison, Wisconsin.
A public directory of hvac contractor businesses serving greater Madison. Market data, licensing requirements, and cost benchmarks — updated continuously from public sources.
HVAC jobs in Madison
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Common Job Costs
Licensing Requirements
Licensing Requirements
Wisconsin requires HVAC contractors to hold a Dwelling Contractor Qualifier license for residential work under $25,000 or Commercial Building Contractor license for larger projects. Must pass PSI exam, provide proof of 4 years experience or education equivalent, maintain $15,000 surety bond. Individual technicians need EPA 608 certification for refrigerant handling. Licenses renew every 2 years with continuing education requirements.
Permit Requirements
City of Madison requires mechanical permits for HVAC installations, replacements, and major repairs. Permit fees range $50-300 based on project scope. Permits required for new installations, equipment replacements, ductwork modifications, and gas line connections.
Inspection Schedule
Rough-in inspection before concealing work, final inspection upon completion. Gas connections require separate inspection by Madison Gas & Electric or qualified inspector. Inspections typically scheduled within 1-2 business days of request.
Insurance Minimums
Wisconsin requires general liability insurance minimum $300,000 per occurrence, $600,000 aggregate. Workers compensation required for businesses with 3+ employees. Many municipalities and customers require $1 million liability coverage.
Compliance research unavailable
Source status: unavailable · 7/13/2026
Detailed instructions are withheld because the source is not available for verification.
Local market snapshot
Source: DoorBase, aggregated public ZIP-level data. Updated 7/17/2026.
How to Get Licensed
Meet experience requirements
Document 4 years of HVAC experience through employer verification, apprenticeship records, or approved education. Technical school programs can substitute for portions of experience requirement.
Obtain EPA 608 certification
Pass EPA Section 608 exam for refrigerant handling. Required for any work involving refrigerant systems. Available through EPA-approved testing organizations.
Secure surety bond
Purchase $15,000 surety bond from approved surety company. Bond protects consumers and remains active throughout license period.
Pass contractor exam
Schedule and pass PSI Services contractor examination. Covers Wisconsin building codes, business law, and trade-specific knowledge. Study guides available from PSI.
Submit application
Complete Wisconsin contractor license application with required documentation, fees, and proof of insurance. Submit to Department of Safety and Professional Services.
Maintain license
Renew every 2 years with continuing education requirements and updated insurance documentation. Keep bond current throughout license period.
About This Market
Madison's HVAC market runs steady year-round with 1922 licensed establishments statewide creating solid competition. Winter heating failures and summer cooling demands drive emergency work, while spring and fall see planned replacements. Older housing stock from 1950s-70s means frequent system replacements, and new construction in suburbs keeps installation work flowing. Energy efficiency rebates from Madison Gas & Electric and Focus on Energy programs influence customer decisions and pricing.
To work Madison, get your Wisconsin contractor license sorted first - the 4-year experience requirement trips up newcomers. City permit process is straightforward but required for most jobs. Peak seasons hit hard - May through September for cooling, October through March for heating emergencies. Stock parts for common brands and build relationships with supply houses. Energy efficiency knowledge pays off with utility rebate programs. Customer base expects professional service and fair pricing - reputation travels fast in this market.
- Licensed establishmentsU.S. Census Bureau - County Business Patterns
- Licensing requirementsWisconsin Department of Safety and Professional Services
- Permit requirementsCity of Madison Building Inspection Division
- Insurance minimumsWisconsin Department of Safety and Professional Services
- Cost rangesLocal market estimates
- Peak season timingIndustry analysis and regional climate patterns
Frequently Asked Questions
What license do I need for HVAC work in Wisconsin?
You need a Dwelling Contractor Qualifier license for residential projects under $25,000 or Commercial Building Contractor license for larger work. Both require 4 years experience, passing PSI exam, and $15,000 surety bond. Source: Wisconsin Department of Safety and Professional Services.
How much does a furnace installation cost in Madison?
Furnace installation ranges $3,500-$8,000 depending on unit size, efficiency rating, and installation complexity. High-efficiency units and difficult installations push toward upper range. These are market estimates based on local contractor pricing.
Do I need permits for HVAC work in Madison?
Yes, City of Madison requires mechanical permits for installations, replacements, and major repairs. Permit fees range $50-300. Gas connections need separate inspection approval. Source: City of Madison Building Inspection Division.
When is peak season for HVAC contractors in Wisconsin?
Peak seasons split between cooling work May-September and heating emergencies October-March. Spring and fall see planned replacement work. Emergency calls spike during temperature extremes in January-February and July-August.
What insurance do HVAC contractors need in Wisconsin?
Wisconsin requires minimum $300,000 per occurrence, $600,000 aggregate general liability. Workers comp mandatory with 3+ employees. Most customers and municipalities expect $1 million liability coverage. Source: Wisconsin Department of Safety and Professional Services.
HVAC contractors in Madison
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