HVAC Professional

Mersey Heating & Air Conditioning

Markham, ON

Emergency Service

+1 647-484-9076 Website

Serving Markham & area

58out of 100

Good

ProScore

This score reflects 84 Google reviews.

How is this calculated?

Score updated: Oct 2026

About Mersey Heating & Air Conditioning

AI-generated summary from ProScore data sources

Mersey Heating & Air Conditioning provides HVAC services in Markham, Ontario. Field technicians arrive on time and engage professionally with customers, while the sales team responds quickly with transparent pricing and thorough assessments.

Mersey Heating & Air Conditioning: one of 25 HVAC contractors in Markham.

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What Customers Say

AI analysis of 10 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 source · 84 reviews

GoogleListing found

Google Business Profile reviews

4.6/5

84 reviews

Not found on 3 other platforms ProScore checks (Review platform B, BBB, Review platform C).

ProScore aggregates Google, the BBB and other major review platforms. Some sources are not named publicly.

How sources are weighted: ProScore methodology.

Things to Know

Well Reviewed

4.6 star average on Google with 84 reviews.

What Reviews Highlight

Reviews mention: knowledgeable technicians, scheduling chaos, overpriced.

Google Review Breakdown

84 total

Featured 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 T

Google Review

Photos & Work

1 photo

Other top rated hvac in Markham

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4.7(495)

High Efficiency Cooling & Heating Inc.

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4.8(1321)

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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 58/100 (Good), calculated from 1 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 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

Credentials are as reported by contractors and public sources — verify each with the contractor and the issuing authority before hiring.Check it yourself: WSIB clearance · TSSA fuels contractor registry

Homeowner Guides

How much does this service cost in Ontario?Red flags when hiring HVAC FAQs in Markham View all guides →

Data Transparency

Sources: Google
Score computed: October 13, 2026

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Checked by ProScore

What is the ProScore?

One score from 0 to 100 across every review platform and public registry ProScore checks. How the ProScore works

≥81

Elite

≥70

Trusted

≥54

Good

≥30

Basic

<30

Caution

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A ProScore is informational only — not a guarantee, endorsement, or recommendation — and the data behind it may be incomplete or out of date. Before hiring, independently verify all credentials, including licences, insurance (including WSIB) and references, directly with the contractor and the issuing authority. Full data notice. Something wrong? Let us know.