Marleau HVAC Services LtdHVAC contractor in Cornwall, ON
Marleau HVAC Services Ltd is an HVAC contractor at 18077 Tyotown Rd, South Glengarry, ON K6H 7S7, ranked #21 of 24 HVAC contractors in Cornwall and rated 4.2 from 5 Google reviews. Open Monday to Friday.
Cornwall, ONUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 18077 Tyotown Rd, South Glengarry, ON K6H 7S7, Cornwall, ONGet directions |
|---|---|
| Phone | (613) 932-7548 |
| Website | marleauhvacservices.ca |
| Hours | Monday to Friday: 8 AM – 4 PM |
| Google rating | 4.2 from 5 Google reviews |
Service area
Based in Cornwall, ONView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 8 AM – 4 PM |
| Tuesday | 8 AM – 4 PM |
| Wednesday | 8 AM – 4 PM |
| Thursday | 8 AM – 4 PM |
| Friday | 8 AM – 4 PM |
| Saturday | Closed |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays — no
- Open Sundays — no
Typical heating and cooling prices
| Job | Low | Typical | High |
|---|---|---|---|
| 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$5,460 | CA$8,400 | CA$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$3,970 | CA$6,770 | CA$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
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Marleau HVAC Services Ltd (this business) | — | 52 | 4.2 (5) | — | No | No | |
| Houde Mechanical Inc | #19 | 53 | 4.0 (22) | — | No | No | 1.3 km |
| Express Plumbing & Heat Services | #20 | 53 | 4.5 (11) | — | — | — | 26.8 km |
| Oscar Ladouceur & Son Ltd | #22 | 52 | 5.0 (3) | — | No | No | 9.0 km |
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
4.2from 5 Google reviews
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Questions about Marleau HVAC Services Ltd
How is Marleau HVAC Services Ltd ranked in Cornwall?
Marleau HVAC Services Ltd is ranked #21 of 24 HVAC contractors in Cornwall by CR Score, with 52 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 Marleau HVAC Services Ltd’s hours?
Marleau HVAC Services Ltd is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 4 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What do Google reviews say about Marleau HVAC Services Ltd?
Marleau HVAC Services Ltd has a rating of 4.2 from 5 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 Marleau HVAC Services Ltd?
Call Marleau HVAC Services Ltd on (613) 932-7548. The business is at 18077 Tyotown Rd, South Glengarry, ON K6H 7S7, Cornwall, ON. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Marleau HVAC Services Ltd? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.