0out of 100
ProScore
Good
4.9★
Google
1/4
Sources
About JJM Heating and Cooling
AI-generated summary from verified data sources
Serving St. Catharines, JJM Heating and Cooling is an established HVAC contractor in the region. They maintain a 4.9★ Google rating across 29 reviews.
G
Google
4.9★ (29)
59
Trust Score based on 1 of 4 platforms.
Rated on 1 independent platform
Ratings Across Platforms
Aggregated from independent sources. Only ProScore shows all.
G
Google
4.9/5
H
Platform B
B
BBB
T
Platform C
The ProScore Trust Score aggregates ratings from all verified sources, weighted by review volume, recency, and platform credibility.
Things to Know
Google Review Breakdown
29 total5
27
4
2
3
0
2
0
1
0
Data Transparency
SourcesGoogle, multiple verified platforms
Last updated2026-03-16
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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.
≥85
Elite
≥70
Trusted
≥55
Good
≥30
Basic
<30
Caution