HVAC Professional

Markham Heating & Air Conditioning

Markham, ON

Emergency ServiceResponds to Reviews

+1 905-471-1748 Website

Serving Markham & area

70out of 100

Trusted

ProScore

This score reflects 65 Google reviews.

How is this calculated?

Score updated: Oct 2026

About Markham Heating & Air Conditioning

AI-generated summary from ProScore data sources

Markham Heating & Air Conditioning handles HVAC repair and installation in Markham, operating seven days a week and offering online estimates. They respond quickly to emergency calls and take time to explain repair options and help customers understand their heating systems. Services available in English and French.

Markham Heating & Air Conditioning: ProScore 70, 11th of 25 scored HVAC contractors in Markham.

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What Customers Say

AI analysis of 9 Google reviews

Top Strengths

Fast emergency response and same-day service when customers need urgent repairs (furnace/hot water emergencies handled quickly)

Highly professional and personable technicians (Mitchell, Cylas, Tom praised for being 'nicest young men', friendly, respectful, and knowledgeable)

Thorough explanation of options and patient customer education (spending time answering questions, walking through repair best options, helping customers understand heating systems)

fast response timeprofessional techniciansfurnace installationexcellent customer servicetrustworthy

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 source · 65 reviews

GoogleListing found

Google Business Profile reviews

4.9/5

65 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

Trusted Level

Scores in ProScore’s Trusted tier — strong, consistent signals across the sources ProScore checks.

Highly Rated

Consistently rated 4.9 stars across 65 Google reviews.

What Reviews Highlight

Reviews mention: fast response time, professional technicians, furnace installation.

Google Review Breakdown

65 total

Featured Review

From Google

“

The Nicest People!<br>Sometimes it can be difficult knowing what companies to go with or who to let into your home to do work. The other thing is that when your furnace breaks down unexpectedly and you're in a bind you want someone to help you FAST. These are the people for the job.<br>Mitchell and Cylas were the nicest young men, they had my furnace replaced in less than 48 hours, answered any questions by phone I had about pipes freezing etc.<br>In addition to the immediate work, after they ca

christina

Google Review

Photos & Work

1 photo

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Frequently Asked Questions

Is Markham Heating & Air Conditioning licensed?

Licensing status has not been verified for Markham Heating & Air Conditioning. Contact them directly to confirm current credentials before hiring.

Does Markham Heating & Air Conditioning have insurance?

WSIB insurance status is not verified for Markham Heating & Air Conditioning. Request proof of workplace insurance and liability coverage before hiring.

What is Markham Heating & Air Conditioning’s rating?

Markham Heating & Air Conditioning has a ProScore Trust Score of 70/100 (Trusted), calculated from 1 data source including 65 Google reviews.

Where is Markham Heating & Air Conditioning located?

Markham Heating & Air Conditioning is a hvac serving Markham, Ontario. You can reach them at +1 905-471-1748. View their full profile on ProScore for reviews and credentials.

Business Details

320 Don Park Rd, Markham, ON L3R 1J4

HVAC

View on Google Maps

Hours

Monday7a.m.-8p.m.

Tuesday7a.m.-8p.m.

Wednesday7a.m.-8p.m.

Thursday7a.m.-8p.m.

Friday7a.m.-8p.m.

Saturday7a.m.-1p.m.

Sunday7a.m.-1p.m.

Services Offered

AC installationFurnace repairDuctworkHVAC maintenanceHeat pump installationThermostat installation

Services & Info

Emergency ServiceOnline estimates

Offerings

Repair servicesInstallation service

Service options

Language assistance

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.