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Heise Heating & Air Conditioning LLCHVAC contractor in New London, WI

Heise Heating & Air Conditioning LLC is an HVAC contractor at 330 N Shawano St, New London, WI 54961, ranked #3 of 64 HVAC contractors in New London and rated 4.5 from 28 Google reviews. Open 24 hours a day, 7 days a week.

New London, WIUpdated 0 paid placements in any rankingHow we rank

Call (920) 982-5672Website ↗

Key facts

Key facts about Heise Heating & Air Conditioning LLC
Address330 N Shawano St, New London, WI 54961Get directions
Phone(920) 982-5672
Websiteheiseheating.com
HoursOpen 24 hours, 7 days a week
Google rating4.5 from 28 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingadditional Google category

Service area

Serves New London and 8 towns within 25 miles: Waupaca, Appleton, Menasha, Neenah, Kimberly, Little Chute, Harrison and Kaukauna.

Based in New London, WIView on map

Opening hours

Opening hours for Heise Heating & Air Conditioning LLC
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

Heise Heating & Air Conditioning LLC compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Heise Heating & Air Conditioning LLC (this business)—594.5 (28)—YesYes
Black-Haak Heating#1634.9 (7,227)—YesYes14.3 mi
Van Handel Heating & Cooling#2605.0 (24)—YesYes3.2 mi
Hoffman Heating & Cooling Inc#4594.9 (307)—NoNo1.6 mi

See all 64 ranked HVAC contractors in New London

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.5from 28 Google reviews

Hired Heise Heating & Air Conditioning LLC? Write a review

Questions about Heise Heating & Air Conditioning LLC

How is Heise Heating & Air Conditioning LLC ranked in New London?

Heise Heating & Air Conditioning LLC is ranked #3 of 64 HVAC contractors in New London by CR Score, with 59 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 Heise Heating & Air Conditioning LLC’s hours?

Heise Heating & Air Conditioning LLC 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 Heise Heating & Air Conditioning LLC serve?

Serves New London and 8 towns within 25 miles: Waupaca, Appleton, Menasha, Neenah, Kimberly, Little Chute, Harrison and Kaukauna. 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 Heise Heating & Air Conditioning LLC?

Heise Heating & Air Conditioning LLC has a rating of 4.5 from 28 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 Heise Heating & Air Conditioning LLC?

Call Heise Heating & Air Conditioning LLC on (920) 982-5672. The business is at 330 N Shawano St, New London, WI 54961. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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