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Don's Heating and Cooling Ltd.HVAC contractor in Alliston, ON

Don's Heating and Cooling Ltd. is an HVAC contractor at 124 Young St, Alliston, ON L9R 1P8, ranked #3 of 217 HVAC contractors in Alliston and rated 4.8 from 139 Google reviews. Open 24 hours a day, 7 days a week.

Alliston, ONUpdated 0 paid placements in any rankingHow we rank

Call (705) 435-5005Website ↗

Key facts

Key facts about Don's Heating and Cooling Ltd.
Address124 Young St, Alliston, ON L9R 1P8Get directions
Phone(705) 435-5005
Websitedonsheatingandcooling.com
HoursOpen 24 hours, 7 days a week
Google rating4.8 from 139 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Alliston and 11 towns within 40 km: Tottenham, Angus, Innisfil, Shelburne, Orangeville, King, Barrie, Newmarket, Keswick, East Gwillimbury and Aurora.

Based in Alliston, ONView on map

Opening hours

Opening hours for Don's Heating and Cooling Ltd.
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 converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)CA$5,460CA$8,400CA$11,350
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)CA$3,970CA$6,770CA$9,690

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

Compare nearby HVAC contractors

Don's Heating and Cooling Ltd. compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Don's Heating and Cooling Ltd. (this business)—624.8 (139)—YesYes
Reliance Yanch Heating, Air Conditioning & Plumbing#1644.8 (5,937)—YesYes26.6 km
Affordable Comfort#2634.9 (2,540)—YesYes25.1 km
Enercare#4614.7 (2,051)—YesYes27.2 km

See all 217 ranked HVAC contractors in Alliston

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.8from 139 Google reviews

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Questions about Don's Heating and Cooling Ltd.

How is Don's Heating and Cooling Ltd. ranked in Alliston?

Don's Heating and Cooling Ltd. is ranked #3 of 217 HVAC contractors in Alliston by CR Score, with 62 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 Don's Heating and Cooling Ltd.’s hours?

Don's Heating and Cooling Ltd. 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 Don's Heating and Cooling Ltd. serve?

Serves Alliston and 11 towns within 40 km: Tottenham, Angus, Innisfil, Shelburne, Orangeville, King, Barrie, Newmarket, Keswick, East Gwillimbury and Aurora. 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 Don's Heating and Cooling Ltd.?

Don's Heating and Cooling Ltd. has a rating of 4.8 from 139 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 Don's Heating and Cooling Ltd.?

Call Don's Heating and Cooling Ltd. on (705) 435-5005. The business is at 124 Young St, Alliston, ON L9R 1P8. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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