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Oelerich HVACHVAC contractor in Mundelein, IL

Oelerich HVAC is an HVAC contractor at 309 N Lake St, Mundelein, IL 60060, rated 4.3 from 47 Google reviews. Open Monday to Friday.

Mundelein, IL0 paid placements in any rankingHow we rank

Call (847) 566-7900

Key facts

Key facts about Oelerich HVAC
Address309 N Lake St, Mundelein, IL 60060Get directions
Phone(847) 566-7900
HoursMonday to Friday: 8 AM – 5 PM
Google rating4.3 from 47 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Mundelein and 11 towns within 25 miles: Libertyville, Vernon Hills, Hawthorn Woods, Fairfield, Grayslake, Gages Lake, Long Grove, Lake Zurich, Wauconda, Round Lake Park and Lincolnshire.

Based in Mundelein, ILView on map

Opening hours

Opening hours for Oelerich HVAC
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 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

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Google

4.3from 47 Google reviews

Hired Oelerich HVAC? Write a review

Questions about Oelerich HVAC

What are Oelerich HVAC’s hours?

Oelerich HVAC is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Oelerich HVAC serve?

Serves Mundelein and 11 towns within 25 miles: Libertyville, Vernon Hills, Hawthorn Woods, Fairfield, Grayslake, Gages Lake, Long Grove, Lake Zurich, Wauconda, Round Lake Park and Lincolnshire. 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 Oelerich HVAC?

Oelerich HVAC has a rating of 4.3 from 47 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 Oelerich HVAC?

Call Oelerich HVAC on (847) 566-7900. The business is at 309 N Lake St, Mundelein, IL 60060. Ask for a written estimate before any work starts.

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