HVAC Professional
Cassar Heating & Air Conditioning
Oshawa, ON
Compare with similar hvac providers in Oshawa →Emergency ServiceWSIB
Verified Listing1 Credential Verified
0out of 100
ProScore
+3 over 2 mo
5★ Google|1/4 Sources
This score reflects 49 verified reviews, licensed and verified.
How is this calculated?About Cassar Heating & Air Conditioning
AI-generated summary from verified data sources
Cassar Heating & Air Conditioning is an HVAC contractor serving Oshawa and surrounding communities. Their 5.0★ Google rating is backed by 49 customer reviews. Their credentials include being WSIB registered.
Google
5★ (49)
Rated on 1 independent platform
WSIB coverage confirmed
Is this your business?
Claim your profile to access your Trust Score dashboard, respond to reviews, and unlock growth tools.
Ratings Across Platforms
Aggregated from independent sources. Only ProScore shows all.
G
Google
5/5
H
Review Site B
B
BBB
T
Review Site C
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 49+ Google reviews.
WSIB Verified
Workplace Safety and Insurance Board coverage confirmed — you're protected.
Google Review Breakdown
49 total5
48
4
1
3
0
2
0
1
0
Other top rated hvac in Oshawa
Homeowner Guides
Frequently Asked Questions
Is Cassar Heating & Air Conditioning licensed?
Licensing status has not been verified for Cassar Heating & Air Conditioning. Contact them directly to confirm current credentials before hiring.
Does Cassar Heating & Air Conditioning have insurance?
Yes, Cassar Heating & Air Conditioning has verified WSIB (Workplace Safety and Insurance Board) coverage, which protects homeowners from liability if a worker is injured on the job.
What is Cassar Heating & Air Conditioning’s rating?
Cassar Heating & Air Conditioning has a ProScore Trust Score of 57/100 (Good), calculated from 1 verified data source including 49 Google reviews.
Where is Cassar Heating & Air Conditioning located?
Cassar Heating & Air Conditioning is a hvac serving Oshawa, Ontario. You can reach them at +1 416-508-4585. View their full profile on ProScore for verified reviews and credentials.
Data Transparency
SourcesGoogle, multiple verified platforms
Last updated2026-05-06
Is this your business?
Claim your profile to update info, add photos, and respond to reviews
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.
≥82
Elite
≥70
Trusted
≥55
Good
≥30
Basic
<30
Caution
Are you the owner of this business? Dispute this score
Still researching?
Before you hire, read: 5 questions to ask every hvac →
Compare HVAC Contractors in Oshawa
See how Cassar Heating & Air Conditioning ranks against other verified hvac contractors in Oshawa on ProScore.