Service Express HVAC
This score reflects 438 Google reviews, licensed and verified.
How is this calculated?About Service Express HVAC
Service Express HVAC operates 24/7 in Markham and offers online estimates for on-site work. Customers report rapid problem diagnosis and resolution, with responsiveness extending to emergency service in adverse conditions.
- Service Express HVAC: ProScore 77, tied 6th of 25 scored HVAC contractors in Markham.
- 438 Google reviews (4.9 stars; median 102) for Service Express HVAC, ahead of 20 of 24 HVAC contractors.
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What Customers Say
Top Strengths
Ratings Across Platforms
Aggregated from independent sources. Only ProScore shows all.
No rating yet on Review platform C. Not found on 2 other platforms ProScore checks (Review platform B, BBB).
ProScore aggregates Google, the BBB and other major review platforms. Some sources are not named publicly.
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 438 Google reviews.
TSSA Licensed
Licensed with the Technical Standards and Safety Authority — confirmed against the register.
Open 24 Hours
Every posted day shows 24-hour availability.
What Reviews Highlight
Reviews mention: professional, quick/fast service, knowledgeable technicians.
Google Review Breakdown
438 totalFeatured Review
From Google
We initially found this HVAC company by chance and engaged them for work at our commercial head office property. The experience was excellent from the start—professional, reliable, and well-organized.<br>The administrative team is kind, supportive, and highly responsive, while the technicians are knowledgeable, flexible, and accommodating with scheduling. Communication was clear throughout, the team delivered exactly as promised, and the quality of work met a consistently high standard.<br>Based
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Frequently Asked Questions
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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is informational only — not a guarantee, endorsement, or recommendation — and the data behind it may be incomplete or out of date.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.