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Ernster Heating and A/CHVAC contractor in Germantown, WI

Ernster Heating and A/C is an HVAC contractor at 130 W Freistadt Rd, Thiensville, WI 53092, rated 4.9 from 34 Google reviews. Open Monday to Friday.

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Call (414) 351-4303Website ↗

Key facts

Key facts about Ernster Heating and A/C
Address130 W Freistadt Rd, Thiensville, WI 53092, Germantown, WIGet directions
Phone(414) 351-4303
Websiteernsterheating.com
HoursMonday to Friday: 6 AM – 6 PM
Google rating4.9 from 34 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Germantown and 11 towns within 25 miles: Mequon, Cedarburg, Brown Deer, Grafton, Fox Point, Glendale, Menomonee Falls, Whitefish Bay, Richfield, Jackson and Shorewood.

Based in Germantown, WIView on map

Opening hours

Opening hours for Ernster Heating and A/C
DayHours
Monday6 AM – 6 PM
Tuesday6 AM – 6 PM
Wednesday6 AM – 6 PM
Thursday6 AM – 6 PM
Friday6 AM – 6 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 34 Google reviews

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Questions about Ernster Heating and A/C

What are Ernster Heating and A/C’s hours?

Ernster Heating and A/C is open Monday to Friday. Its listed hours are Monday to Friday, 6 AM – 6 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Ernster Heating and A/C serve?

Serves Germantown and 11 towns within 25 miles: Mequon, Cedarburg, Brown Deer, Grafton, Fox Point, Glendale, Menomonee Falls, Whitefish Bay, Richfield, Jackson and Shorewood. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about Ernster Heating and A/C?

Ernster Heating and A/C has a rating of 4.9 from 34 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Ernster Heating and A/C?

Call Ernster Heating and A/C on (414) 351-4303. The business is at 130 W Freistadt Rd, Thiensville, WI 53092, Germantown, WI. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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