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HVAC Professional

Mersey Heating & Air Conditioning logoMersey Heating & Air Conditioning

Markham, ON
Compare with similar hvac providers in Markham →
Emergency Service
+1 647-484-9076 Website(opens in new tab)
Serving Markham & area
ProScore
4.6★ Google|1/4 Sources

This score reflects 84 verified reviews.

How is this calculated?
Data verified: Jun 2026

About Mersey Heating & Air Conditioning

AI-generated summary from verified data sources

Serving Markham, Mersey Heating & Air Conditioning is an established HVAC contractor in the region. With a 4.6★ rating from 84 Google reviews, they are among the top-rated in their area.

G
Google
4.6★ (84)
Rated on 1 independent platform

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What Customers Say

AI analysis of 5+ verified Google reviews

Top Strengths

Technicians (Zhao, Michael D., Migel, Vin) demonstrate deep HVAC expertise and thorough problem-solving without unnecessary part replacement
Field staff are punctual, friendly, and professional with strong customer interaction skills
Sales team provides quick response times, transparent pricing, and detailed initial assessments

Areas to Watch

Pricing significantly above market (e.g., $4,400 for 50-gallon tank when tankless alternatives cost <$3,500)
Chronic organizational and scheduling failures: last-minute cancellations, missed appointment windows, three-week delays
Management lacks follow-up protocols and staff lack product knowledge on services offered/not offered
Unprofessional driver conduct reported (unsafe traffic behavior)
knowledgeable techniciansscheduling chaosoverpricedprofessional field servicedisorganized management

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 of 4 verified
G
Google
4.6/5
B
Review Site B
Not found
B
BBB
Not found
C
Review Site C
Not found
The ProScore Trust Score aggregates ratings from all verified sources, weighted by review volume, recency, and platform credibility.

Things to Know

Well Reviewed

4.6 star average on Google with 84 reviews.

Google Review Breakdown

84 total
5
70
4
7
3
1
2
3
1
3

Featured Review

Verified review from Google

“

Sales and initial quoting: quick to reply, I think it was same day or next day appointment for an initial assessment with Chris. He was timely, answered all of my questions about our system and the pricing, and provided a transparent contract.<br>Installation: the first day, Vin (not sure of the spelling) and his team came to assess our home and realized that we needed a different air handler than was ordered. I appreciated that they took a detailed look before taking things apart. They were abl

A
A T
Google Review

Other top rated hvac in Markham

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Eco Star Home Services Co.
79
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4.7(495)
Imperial Energy
72
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4.8(123)
Service Express HVAC
71
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4.9(384)

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiringHVAC FAQs in MarkhamView all guides →

Frequently Asked Questions

Is Mersey Heating & Air Conditioning licensed?
Licensing status has not been verified for Mersey Heating & Air Conditioning. Contact them directly to confirm current credentials before hiring.
Does Mersey Heating & Air Conditioning have insurance?
WSIB insurance status is not verified for Mersey Heating & Air Conditioning. Request proof of workplace insurance and liability coverage before hiring.
What is Mersey Heating & Air Conditioning’s rating?
Mersey Heating & Air Conditioning has a ProScore Trust Score of 51/100 (Good), calculated from 1 verified data source including 84 Google reviews.
Where is Mersey Heating & Air Conditioning located?
Mersey Heating & Air Conditioning is a hvac serving Markham, Ontario. You can reach them at +1 647-484-9076. View their full profile on ProScore for verified reviews and credentials.

Business Details

675 Cochrane Dr Tower, 6th Floor, Markham, ON L3R 0B8
HVAC
View on Google Maps

Services Offered

AC installationFurnace repairDuctworkHVAC maintenanceHeat pump installationThermostat installation
Emergency Service

Credentials

Insurance
Not Confirmed
WSIB Coverage
Not Confirmed

ProScore displays credential information as reported by contractors and third-party sources. Homeowners are encouraged to independently verify all credentials, licenses, and insurance prior to engaging any contractor.

Data Transparency

SourcesGoogle
Last updatedJune 2026

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Checked by ProScore

What is the ProScore?

The ProScore aggregates ratings from multiple review platforms into a single score from 0 to 100. Unlike platforms that show only their own reviews, the ProScore gives you the complete picture. Scores are capped for providers with limited source verification.

≥80
Elite
≥65
Trusted
≥50
Good
≥30
Basic
<30
Caution

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