17 Best Furnace Repair Companies in Oshkosh, WI (2026)
Why Oshkosh winters demand careful "Furnace Repair" plans — and where to start in Oshkosh, Wisconsin
Long, cold winters and occasional lake-effect snow push furnaces hard in Oshkosh, Wisconsin, increasing breakdown risk during peak heating season. Homeowners seeking reliable help should research the best furnace repair companies in oshkosh wi, checking licenses, local reviews, and emergency response times.
Which Oshkosh, Wisconsin shops dispatch fastest and keep the highest review counts?
| # | Provider | Score | Years | Best for | |
|---|---|---|---|---|---|
| 1 | MMr. Appliance of Oshkosh | 77 | 4.9 (150+) | ★ Highest Vouched ScoreMost Transparent PricingGas Valve & Combustion Repair | |
Editorial: Mr. Appliance of Oshkosh advertises same-day emergency response for no-heat calls. The brand notes flat-rate pricing and upfront appointment windows. The local site lists a one-year parts and labor warranty. Oshkosh winters make fast no-heat repairs especially important for older homes. Strengths:
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| 2 | OOSHKOSH HEATING & AIR, LLC | 72 | 4.8 (145+) | 20+ | Furnace Tune-Up & MaintenanceOil Furnace & Burner Repair |
Editorial: Furnace repair specialization is emphasized, with owner-led replacement and repair services stated. Grant Schultz is noted as a licensed master HVAC technician. The company reports 25+ years' local service history in Oshkosh and surrounding Winnebago County. Financing options are listed on the website for larger projects. Satisfaction guaranteed is advertised on their site. Strengths:
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| 3 | AA&BE Heating and Cooling, LLC | 71 | 4.7 (80+) | 24/7 No-Heat Emergency Repair | |
Editorial: A&BE lists furnace repair and diagnostics, including gas-valve and combustion work. A&BE states 24-hour emergency response for no-heat calls. A&BE says they work with Wisconsin Focus on Energy rebate programs. A&BE notes a one-year workmanship guarantee on new installations. Strengths:
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| 4 | TThompson Heating and Cooling Services | 66 | 5.0 (25+) | ||
Editorial: Thompson Heating and Cooling Services operates from Otter Avenue in Oshkosh. Reviewers flag:
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| 5 | WWesley Heating & Cooling | 65 | 4.3 (25+) | 75+ | |
Editorial: Wesley Heating & Cooling emphasizes furnace repair expertise with routine diagnostic detail. The company lists service locations in Oshkosh, Green Bay, and Fond du Lac. Wesley Heating & Cooling traces its roots to 1951, showing over 75 years in business. The website advertises 24-hour emergency response for no-heat calls. Financing options are listed for larger repairs or replacements. Strengths:
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| 6 | KKurt Zentner & Sons, Inc. | 65 | 5.0 (35+) | ||
Editorial: Kurt Zentner & Sons, Inc. lists a local service address on Oregon Street. The company maintains a 5.0 Google rating from 35 reviews. Google Maps shows a local ranking at position 7 for Oshkosh searches. Oshkosh winters create urgent no-heat risks for homes with older furnaces. The business presence supports in-town response for neighborhood calls. | |||||
| 7 | AAnderson HVAC LLC | 61 | 4.8 (30+) | 20+ | Commercial Furnace Repair |
Editorial: Customer-care dealer relationship with American Standard, per their site. Anderson HVAC notes 20+ years in business. The site states 24/7 emergency and same-day service for no-heat calls. Free estimates and financing options are listed on their website. Anderson HVAC's same-day response suits Oshkosh's cold winter heating needs. Strengths:
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| 8 | GGartman Mechanical Services | 60 | 4.4 (55+) | ||
Editorial: Gartman Mechanical Services states furnace repair and commercial heating work with named commercial projects. Gartman lists Manual J heat-load calculations for system sizing. Gartman advertises 24-hour emergency service for no-heat calls. Gartman states free estimates on its website. Gartman’s testimonials note fast response and quick recovery from outages in Oshkosh winters. Strengths:
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| 9 | AAndresen Sheet Metal Heating & Cooling | 59 | 5.0 (8) | ||
Editorial: Andresen Sheet Metal Heating & Cooling lists furnace and heating repair services on its site. Company name indicates on-site sheet-metal fabrication for ductwork and vents. Andresen serves Oshkosh, where cold winters increase combustion-safety importance for furnaces. Google shows a small set of five-star reviews across eight local ratings. Reviewers flag:
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| 10 | AAmerican Heating & Air Conditioning | 59 | 5.0 (4) | ||
Editorial: American Heating & Air Conditioning has a 5.0 Google rating from four reviews. Located at 1129 Michigan Street in Oshkosh. Oshkosh winters bring extended cold and combustion-safety importance. Four five-star Google entries indicate consistently positive customer outcomes. Reviewers flag:
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| 11 | MMerten Plumbing & Heating Inc. | 55 | 4.6 (10) | ||
Editorial: Merten Plumbing & Heating lists furnace repair and diagnostics as a core service. The company notes 24/7 emergency response for returning customers. Merten traces five generations of family experience in Oshkosh. Oshkosh winters make reliable boiler and hydronic repairs especially important. The site advertises same-day service and hydronic expertise for boilers. Strengths:
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| 12 | HHeating & Cooling | — | 3.7 (6) | 20+ | |
Editorial: LG Excellence Preferred Contractor status appears on the company site. Owner Grant Schultz lists over 20 years' HVAC experience. The company traces local roots to Oshkosh and long service in Winnebago County winters. Website notes financing options for larger heating projects. Local reviews show mixed customer experiences across recent visits. Strengths:
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Typical Furnace Repair costs in Oshkosh, WI (2026)
Last updated
Estimated ranges for Oshkosh, WI. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace service call / diagnostic fee | $75–$195 |
| Flame sensor cleaning / replacement | $80–$245 |
| Hot surface igniter replacement (installed) | $150–$445 |
| Furnace gas valve replacement (installed) | $295–$740 |
| Draft inducer motor replacement (installed) | $295–$790 |
| Furnace control board replacement (installed) | $395–$885 |
| Heat exchanger replacement (repair-vs-replace inflection) | $985–$3,450 |
| Emergency / after-hours no-heat service premium | $150–$490 |
Nearby Wisconsin furnace repair pricing: Appleton · Eau Claire · Fond Du Lac
See broader context: Furnace Repair pricing in Wisconsin · Furnace Repair pricing nationwide
How were these Oshkosh furnace repair providers evaluated?
This guide evaluated 12 Oshkosh furnace repair providers on review scores, emergency response, stated warranties and advertised pricing models. Primary signals were Google review data, provider self-reported services, and documented business age or dealer/financing claims.
- Mr. Appliance of Oshkosh lists flat-rate pricing and reports 24/7 emergency response per their provider data.
- A&BE Heating and Cooling, LLC states a 24-hour emergency response and advertises a satisfaction guarantee.
- OSHKOSH HEATING & AIR, LLC lists 25+ years in business and notes financing is available.
- Gartman Mechanical Services reports Manual J sizing and offers free estimates, per extracted provider details.
- Aggregate measures show an average rating of 4.66/5.0 and 41% of providers advertise 24/7 emergency availability, according to Google Maps data.
Readers should weigh ratings, emergency terms, and stated pricing or warranty language when comparing estimates.
How do I choose a furnace repair company in Oshkosh?
- Verify business ratings and review counts on Google Maps.
- Compare emergency response windows and any advertised flat-rate terms.
- Confirm licensing and complaints per BBB records and state licensing board.
- Request written estimates and ask about warranty or satisfaction guarantees.
- Check years in business and any manufacturer dealer or financing notes.
5 furnace problems Oshkosh homeowners run into during cold snaps
In Oshkosh, the most common furnace repair problems stem from long, cold winters and lake-effect snow that stress heating systems. Snow-driven moisture, freeze-thaw cycles and extended runtimes lead to cracked heat exchangers, ignition faults, clogged burners and blower motor wear.
- Heat exchanger cracks. Repeated freeze-thaw cycles and long run times in Oshkosh cause metal fatigue and corrosion, which can develop hairline cracks that worsen over a season.
- Ignition and pilot failures. Lake-effect snow and melted moisture enter burners and ignition assemblies in Oshkosh, causing corrosion and intermittent ignition problems during cold snaps.
- Blower motor failure. Extended runtimes during Oshkosh's prolonged cold spells overwork motors and bearings, leading to noisy operation or sudden motor burnout.
- Clogged burners and sooting. Frequent cold starts combined with moist air in Oshkosh promote incomplete combustion, leaving soot that clogs burners and reduces heat output.
- Frozen or damaged condensate/drain lines. Subzero nights and freeze-thaw cycles in Oshkosh can freeze condensate lines on high-efficiency furnaces, causing backups and sensor faults.
Oshkosh service notes: population pressure, season peaks, and local licensing rules
Long, cold winters and periodic lake-effect snow are the dominant local condition. They drive higher furnace runtime and repair demand, especially during deep freezes. Homeowners should prioritize licensed emergency response and vendors experienced with freeze-related failures to avoid off-season wait times.
best furnace repair companies in oshkosh wi
Oshkosh's population of 66,373 and long heating season increase service volume in winter. This raises peak-time wait lists and pressure on emergency dispatch capacity.
Local licensing rules require business licensing, bonding, insurance and workers' compensation. Look for contractors who can document these credentials before scheduling a repair or emergency visit.
Condition → impact → capability:
- Long, cold winters. Extended runtimes accelerate wear on heat exchangers and motors. Evaluated providers commonly advertise 24/7 emergency service to respond during cold snaps. 41% of listed providers note emergency availability.
- Lake-effect snow and moisture. Melt and refreeze promote combustion and condensate issues. Providers in the shortlist show experience servicing high-efficiency furnaces and diagnosing frozen condensate drains.
- Higher winter demand. Peak-season service loads make pricing transparency valuable. One evaluated firm advertises flat-rate pricing, which helps homeowners compare costs during busy months.
Data points to guide shortlists: 12 local providers were evaluated, with an average rating of 4.66/5.0 and 302 total customer reviews. When comparing furnace repair companies in Oshkosh, prioritize credentials, emergency response and clear pricing.
How soon can an Oshkosh homeowner expect a "Furnace Repair" pro to arrive?
- How do I get a quote from these furnace repair companies?
- Submit one request on this page and we send it to the vetted furnace repair pros in Oshkosh, WI listed here. They send quotes back — no obligation.
- What does furnace repair service typically run in Oshkosh, WI?
- Emergency / after-hours no-heat service premium typically runs $150–$490, and furnace service call / diagnostic fee runs $75–$195 in Oshkosh, Wisconsin. See the Furnace Repair pricing table on this page for the full per-service breakdown.
- Do Oshkosh furnace contractors need a city business license and bonding?
- Yes. Oshkosh requires a business license and bonding for contractors performing furnace repair. Homeowners should ask for documentation before scheduling service. Request license and bond numbers and compare them across shortlisted providers.
- Is insurance and workers' compensation required for furnace repair contractors in Oshkosh?
- Yes. Contractors must carry insurance and workers' compensation as part of local business requirements. Verify the policy type and coverage dates on the contractor's certificate of insurance before an on-site visit.
- When is the busiest season for furnace repair in Oshkosh and how does it affect response times?
- Winter is the busiest season, which often increases wait times for emergency visits. Book non-urgent maintenance before the deep-freeze months to avoid peak-season backlogs and longer dispatch delays.
- When should a homeowner schedule a furnace tune-up in Oshkosh to avoid peak-season delays?
- Schedule a tune-up in early fall before sustained cold sets in. Early-season visits reduce the chance of emergency breakdowns during winter and help secure preferred appointment times with local providers.
- How do I find a heat exchanger replacement specialist in Oshkosh?
- Look for contractors who list heat exchanger work and warranty details in their service descriptions. Check customer reviews for heat-exchanger repairs and ask about experience with the furnace make and model before hiring.
- How can I tell if a contractor is qualified to repair igniters and flame sensors?
- Ask whether technicians are trained on gas furnace combustion systems and request references for igniter or flame-sensor repairs. Confirm the contractor follows safe-combustion checks after any ignition work.
- What safety checks should a contractor perform for gas-furnace repairs in Oshkosh?
- Technicians should perform combustion testing, gas-leak checks, and verify venting and carbon-monoxide safety after repair. Homeowners should request these checks be documented on the service invoice.
- How do I vet a contractor for blower or inducer motor repairs?
- Look for providers who list motor replacement or inducer service in their scope and who offer parts traceability. Ask about motor brand compatibility and whether a diagnostic fee includes the blower inspection.