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HVAC Professional

A1 Air Conditioning & Heating logoA1 Air Conditioning & Heating

Oakville, ON
Compare with similar hvac providers in Oakville →
Emergency ServiceResponds to Reviews
+1 905-844-2949 Website(opens in new tab)
Serving Oakville & area
ProScore
4.9★ Google|1/4 Sources

This score reflects 1749 verified reviews.

How is this calculated?
Data verified: Jun 2026

About A1 Air Conditioning & Heating

AI-generated summary from verified data sources

Serving Oakville, A1 Air Conditioning & Heating is an established HVAC contractor in the region. Highly rated with 4.9★ on Google across 1,749 reviews.

G
Google
4.9★ (1,749)
Rated on 1 independent platform

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What Customers Say

AI analysis of 5+ verified Google reviews

Top Strengths

Fast emergency response - Lucas arrived 35 minutes on Boxing Day at -15°C wind chill when competitors quoted next day
Professional installation teams - Hassan, Florin, Dallas, and Josh consistently praised as knowledgeable, polite, friendly, and respectful of homes
Long-term customer loyalty - 30+ year customers and 21+ year service plan members indicate sustained trust and fair dealing

Areas to Watch

Emergency dispatch communication failure - 10-hour delay to inform customer no technicians available for midnight -20°C emergency call
Potential unnecessary parts replacement - customer documented AC capacitor replaced for $400 that appeared functional, with technician retaining old part preventing verification
Inconsistent emergency availability - same customer unable to reach technicians while other emergency calls were answered
emergency servicefurnace installation/replacementprofessional techniciansprompt responsecustomer loyalty

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 of 4 verified
G
Google
4.9/5
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

Trusted Contractor

Meets ProScore verification standards for quality and reliability.

Highly Rated

Consistently rated 4.9 stars across 1749+ Google reviews.

Google Review Breakdown

1,749 total
5
1,625
4
73
3
9
2
10
1
32

Featured Review

Verified review from Google

“

Having your furnace expire a week before Christmas is never pleasant but I can sincerely say the professionalism, dedication and level of service provided by A1 - a local Canadian company that still values every customer- made the experience pain-free. Their staff from the receptionist, service person, sales person were all outstanding and when you discover they’ve all been with the company for decades you understand this is a special company that not only treats its customers well but also its

A
Anna Wharton
Google Review

Other top rated hvac in Oakville

Precision HVAC Mech Inc
82
Oakville
4.9(430)
Appleby Systems Heating & Cooling
70
Oakville
4.8(242)
About Comfort Air Inc.
68
Oakville
5(55)
First Choice Heating & Air Conditioning
67
Oakville
5(42)

Homeowner Guides

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

Frequently Asked Questions

Is A1 Air Conditioning & Heating licensed?
Licensing status has not been verified for A1 Air Conditioning & Heating. Contact them directly to confirm current credentials before hiring.
Does A1 Air Conditioning & Heating have insurance?
WSIB insurance status is not verified for A1 Air Conditioning & Heating. Request proof of workplace insurance and liability coverage before hiring.
What is A1 Air Conditioning & Heating’s rating?
A1 Air Conditioning & Heating has a ProScore Trust Score of 65/100 (Trusted), calculated from 1 verified data source including 1749 Google reviews.
Where is A1 Air Conditioning & Heating located?
A1 Air Conditioning & Heating is a hvac serving Oakville, Ontario. You can reach them at +1 905-844-2949. View their full profile on ProScore for verified reviews and credentials.

Business Details

3-1420 Cornwall Rd, Oakville, ON L6J 7W5
HVAC
View on Google Maps

Hours

FridayOpen 24 hours
MondayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
ThursdayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours

Services Offered

AC installationFurnace repairDuctworkHVAC maintenanceHeat pump installationThermostat installation

Services & Info

Open 24 HoursEmergency ServiceOnsite services

Offerings

Repair servicesInstallation service

Service options

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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