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JJM Heating and CoolingHVAC contractor in St. Catharines, ON

JJM Heating and Cooling is an HVAC contractor at 414 Glendale Ave, St. Catharines, ON L2P 3Y1, ranked #38 of 190 HVAC contractors in St. Catharines and rated 4.9 from 29 Google reviews. Open Monday to Saturday.

St. Catharines, ONUpdated 0 paid placements in any rankingHow we rank

Call (905) 704-1779Website ↗

Key facts

Key facts about JJM Heating and Cooling
Address414 Glendale Ave, St. Catharines, ON L2P 3Y1Get directions
Phone(905) 704-1779
Websitejjmheatingandcooling.ca
HoursMonday to Saturday: 7 AM – 5 PM
Google rating4.9 from 29 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves St. Catharines and 5 towns within 40 km: Thorold, Niagara Falls, Welland, Port Colborne and Fort Erie.

Based in St. Catharines, ONView on map

Opening hours

Opening hours for JJM Heating and Cooling
DayHours
Monday7 AM – 5 PM
Tuesday7 AM – 5 PM
Wednesday7 AM – 5 PM
Thursday7 AM – 5 PM
Friday7 AM – 5 PM
Saturday7 AM – 5 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • 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 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

JJM Heating and Cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
JJM Heating and Cooling (this business)—574.9 (29)—YesNo
Camo Gas Repair#36574.9 (88)—YesYes17.3 km
R. J. Dippold HomeWorks INC Heating and Air#37574.9 (63)—YesYes24.9 km
Progressive Mechanical Ltd#39573.4 (15)—YesYes6.2 km

See all 190 ranked HVAC contractors in St. Catharines

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 29 Google reviews

Hired JJM Heating and Cooling? Write a review

Questions about JJM Heating and Cooling

How is JJM Heating and Cooling ranked in St. Catharines?

JJM Heating and Cooling is ranked #38 of 190 HVAC contractors in St. Catharines by CR Score, with 57 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 JJM Heating and Cooling’s hours?

JJM Heating and Cooling is open Monday to Saturday. Its listed hours are Monday to Saturday, 7 AM – 5 PM. On Saturdays it is open 7 AM to 5 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does JJM Heating and Cooling serve?

Serves St. Catharines and 5 towns within 40 km: Thorold, Niagara Falls, Welland, Port Colborne and Fort Erie. 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 JJM Heating and Cooling?

JJM Heating and Cooling has a rating of 4.9 from 29 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 JJM Heating and Cooling?

Call JJM Heating and Cooling on (905) 704-1779. The business is at 414 Glendale Ave, St. Catharines, ON L2P 3Y1. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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