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HVAC Contractors in Fond du Lac, WI

10 HVAC professionals listed. Compare services, websites, service areas, and direct contact options.

10contractors listed

7websites available

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0 claimed listings on this page

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10 results

Air Tech Heating, Inc.

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 924-6742
Listed in: Listed in: Fond du Lac, WI

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Caldera A/C & Heating LLC

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website unavailable

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 238-5994
Listed in: Listed in: Fond du Lac, WI

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E. C. Merrill, Inc.

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 921-4714
Listed in: Listed in: Fond du Lac, WI

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Fenner Plumbing & Heating Inc.

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website unavailable

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 922-0320
Listed in: Listed in: Fond du Lac, WI

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Fondy Heating & Air Conditioning

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 922-4565
Listed in: Listed in: Fond du Lac, WI

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Hansen Refrigeration Mach Co

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 922-4327
Listed in: Listed in: Fond du Lac, WI

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J.F. Ahern Co.

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (800) 532-4376
Listed in: Listed in: Fond du Lac, WI

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Strong's Plumbing & Heating Inc

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website unavailable

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 922-6210
Listed in: Listed in: Fond du Lac, WI

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Wesley Heating & Cooling

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 923-2500
Listed in: Listed in: Fond du Lac, WI

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Ziegelbauer H.V.A.C. Inc.

Fond du Lac, WI

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (920) 922-4770
Listed in: Listed in: Fond du Lac, WI

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Hiring and service guidance

Common HVAC needs in Fond du Lac

Fond du Lac homeowners and property managers commonly compare contractors for furnace repair, AC repair, seasonal maintenance, emergency no-heat calls, ductwork, and indoor air quality work. Use the cards below to shortlist local and nearby HVAC companies, then confirm service area, availability, license details, and current pricing directly with each business.

What to check before hiring in Fond du Lac

Contact details: Use phone numbers and websites as a starting point, then confirm hours, services, and licensing directly with the contractor.
Owner updates: Claimed listings may include validated owner-source details subject to source precedence.
Services: Confirm the contractor handles your specific heating, cooling, ductwork, or indoor air quality need.
Emergency availability: Ask whether after-hours or weekend heating and cooling help is available.
Get multiple estimates: Contact at least 2-3 contractors before choosing.

Confirm the contractor's service areaBusiness addresses do not always match the cities a contractor serves. Confirm coverage directly before scheduling.

Own or manage an HVAC company? Claim your listing for free to keep phone, website, service-area, and service details current. Claim or update listing