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HVAC Professional

Sentinel Heating & Cooling logoSentinel Heating & Cooling

Oshawa, ON
Compare with similar hvac providers in Oshawa →
Emergency ServiceResponds to Reviews
+1 647-448-2544 Website(opens in new tab)
Serving Oshawa & area
ProScore
5★ Google|1/4 Sources

This score reflects 71 verified reviews.

How is this calculated?
Data verified: Jun 2026

About Sentinel Heating & Cooling

AI-generated summary from verified data sources

Serving Oshawa, Sentinel Heating & Cooling is an established HVAC contractor in the region. They hold an impressive 5.0★ Google rating from 71 reviews.

G
Google
5★ (71)
Rated on 1 independent platform

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What Customers Say

AI analysis of 5+ verified Google reviews

Top Strengths

Emergency response and speed - consistently dispatched within hours on coldest days, with one customer receiving service same afternoon and another in under 2 hours
Fair pricing and transparency - quoted competitive rates 30% lower than competitors, with reasonable diagnostic pricing even during emergencies
Clean workmanship and site management - multiple mentions of neat job sites, quality installation reflecting professional pride, and crews staying late to complete work
emergency responseAJ leadershipfurnace installationcompetitive pricingprofessional workmanship

Ratings Across Platforms

Aggregated from independent sources. Only ProScore shows all.

1 of 4 verified
G
Google
5/5
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

Highly Rated

Consistently rated 5 stars across 71+ Google reviews.

Google Review Breakdown

71 total
5
71
4
0
3
0
2
0
1
0

Featured Review

Verified review from Google

“

Our furnace died on the morning of the coldest day of the season. After calling several companies who were charging emergency premiums and some couldn't even come out the same day, I reached AJ at Sentinel Heating & Cooling. He was a true gentleman - quoted a very fair and reasonable diagnostic price and managed to get a technician to my house that same afternoon. The tech was able to get the furnace running temporarily, which gave us the breathing room to research replacement options without fr

G
Gurpreet Singh
Google Review

Other top rated hvac in Oshawa

HVAC Zack
73
Oshawa
5(85)
LFZ Heating & Cooling
72
Oshawa
4.9(174)
Active Climate Mechanical
70
Oshawa
5(47)
Pure Mechanical Group Inc.
66
Oshawa
4.5(17)

Homeowner Guides

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

Frequently Asked Questions

Is Sentinel Heating & Cooling licensed?
Licensing status has not been verified for Sentinel Heating & Cooling. Contact them directly to confirm current credentials before hiring.
Does Sentinel Heating & Cooling have insurance?
WSIB insurance status is not verified for Sentinel Heating & Cooling. Request proof of workplace insurance and liability coverage before hiring.
What is Sentinel Heating & Cooling’s rating?
Sentinel Heating & Cooling has a ProScore Trust Score of 54/100 (Good), calculated from 1 verified data source including 71 Google reviews.
Where is Sentinel Heating & Cooling located?
Sentinel Heating & Cooling is a hvac serving Oshawa, Ontario. You can reach them at +1 647-448-2544. View their full profile on ProScore for verified reviews and credentials.

Business Details

62 Cromwell Ave, Oshawa, ON L1J 4T6
HVAC
View on Google Maps

Hours

Friday8a.m.-9p.m.
Monday8a.m.-9p.m.
Saturday8a.m.-5p.m.
Sunday8a.m.-5p.m.
Thursday8a.m.-9p.m.
Tuesday8a.m.-9p.m.
Wednesday8a.m.-9p.m.

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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