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Harker Heating & CoolingHVAC contractor in Madison, WI

Harker Heating & Cooling is an HVAC contractor at 87 Nob Hill Rd, Madison, WI 53713, ranked #2 of 83 HVAC contractors in Madison and rated 4.9 from 1,721 Google reviews. Open 24 hours a day, 7 days a week.

Madison, WIUpdated 0 paid placements in any rankingHow we rank

Call (608) 630-9873Website ↗

Key facts

Key facts about Harker Heating & Cooling
Address87 Nob Hill Rd, Madison, WI 53713Get directions
Phone(608) 630-9873
Websiteharkerheating.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 1,721 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Madison and 11 towns within 25 miles: Monona, McFarland, Fitchburg, Middleton, Oregon, Verona, Cottage Grove, Waunakee, Stoughton, Sun Prairie and De Forest.

Based in Madison, WIView on map

Opening hours

Opening hours for Harker Heating & Cooling
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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.

Compare nearby HVAC contractors

Harker Heating & Cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Harker Heating & Cooling (this business)—674.9 (1,721)—YesYes
All Comfort Services#1674.8 (3,441)—YesYes4.2 mi
Action Plumbing, Heating, Air Conditioning and Electric, Inc.#3664.9 (1,042)—YesYes4.0 mi
Cardinal Heating, Cooling, Plumbing & Electric#4664.9 (4,888)—YesYes10.4 mi

See all 83 ranked HVAC contractors in Madison

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 1,721 Google reviews

Hired Harker Heating & Cooling? Write a review

Questions about Harker Heating & Cooling

How is Harker Heating & Cooling ranked in Madison?

Harker Heating & Cooling is ranked #2 of 83 HVAC contractors in Madison by CR Score, with 67 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Harker Heating & Cooling’s hours?

Harker Heating & Cooling is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Harker Heating & Cooling serve?

Serves Madison and 11 towns within 25 miles: Monona, McFarland, Fitchburg, Middleton, Oregon, Verona, Cottage Grove, Waunakee, Stoughton, Sun Prairie and De Forest. 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 Harker Heating & Cooling?

Harker Heating & Cooling has a rating of 4.9 from 1,721 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 Harker Heating & Cooling?

Call Harker Heating & Cooling on (608) 630-9873. The business is at 87 Nob Hill Rd, Madison, WI 53713. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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