Plumbing contractors in
Oshkosh, Wisconsin.
A public directory of licensed plumbing contractors serving greater Oshkosh. Market data, licensing requirements, and cost benchmarks — updated continuously from public sources.
Common Job Costs
Licensing Requirements
Licensing Requirements
Wisconsin requires Master Plumber license through Department of Safety and Professional Services. Must complete 4-year apprenticeship or equivalent experience, pass state exam, and maintain continuing education. Journeyman license available after apprenticeship completion. Renewal every 2 years with 16 hours continuing education.
Permit Requirements
City of Oshkosh requires permits for water heater replacement, new plumbing installations, sewer connections, and major repairs. Permit fees range $50-200 depending on scope.
Inspection Schedule
Rough-in inspection before covering work, final inspection upon completion. 24-48 hour notice required for scheduling with city building department.
Insurance Minimums
Wisconsin requires $1 million general liability insurance minimum for licensed contractors. Workers compensation required if employing others.
How to Get Licensed
Complete apprenticeship
Complete 4-year plumbing apprenticeship program totaling 8,000 hours of supervised work experience plus 576 hours of related classroom instruction
Apply for examination
Submit application to Wisconsin Department of Safety and Professional Services with proof of apprenticeship completion and $50 examination fee
Pass state exam
Pass Wisconsin Master Plumber examination covering plumbing code, safety regulations, and trade knowledge
Submit license application
Complete master plumber license application with $75 fee, proof of insurance, and examination results
Maintain license
Renew license every 2 years with $60 fee and complete 16 hours of approved continuing education
About This Market
Oshkosh plumbing market serves a stable base of 66,000 residents with mix of older homes needing updates and steady commercial work from the university and paper industry. Competition is moderate with established local shops dominating residential work. Costs run slightly below Milwaukee rates but above rural Wisconsin due to skilled labor availability. Winter emergency calls drive premium pricing. Getting licensed in Wisconsin takes commitment - you need that 4-year apprenticeship or equivalent experience before you can even sit for the Master Plumber exam. The state doesn't mess around with continuing education requirements either. Oshkosh building department runs tight inspections, so know your code. Peak season hits hard October through March when pipes freeze and furnaces fail. Smart contractors stock pipe thawing equipment and maintain 24-hour emergency response. Residential remodel work picks up spring through fall, but emergency calls pay the bills through winter.
- Licensed establishments in WIU.S. Census Bureau
- Licensing requirementsWisconsin Department of Safety and Professional Services
- Permit requirementsCity of Oshkosh Building Department
- Cost rangesMarket estimates based on regional analysis
- Insurance requirementsWisconsin state contractor regulations
Frequently Asked Questions
How much does a plumber license cost in Wisconsin?
Initial Master Plumber license application fee is $75, with biennial renewal at $60. Examination fee is $50 according to Wisconsin Department of Safety and Professional Services.
Do I need a permit to replace a water heater in Oshkosh?
Yes, City of Oshkosh requires permits for water heater replacement. Permit fees typically range $50-100 according to city building department requirements.
What's the average cost to clear a drain in Oshkosh?
Drain cleaning services in Oshkosh typically cost $150-350 depending on severity and location of blockage. Emergency after-hours service adds 50-100% premium.
How long does it take to get a journeyman plumber license in Wisconsin?
Wisconsin requires completion of 4-year apprenticeship program (8,000 hours) before qualifying for journeyman license according to state licensing requirements.
Are there enough plumbers in Oshkosh to meet demand?
Wisconsin has approximately 1922 licensed plumbing establishments statewide according to Census data, with Oshkosh market showing steady demand for both residential and commercial services.
Plumbing contractors in Oshkosh
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