Best HVAC Contractors in Newmarket, Ontario
The most trusted HVAC contractor in Newmarket, Ontario is Optimal Air Solutions Inc, with a ProScore of 78/100.
The most trusted HVAC contractor in Newmarket, Ontario is Optimal Air Solutions Inc, with a ProScore of 78/100. ProScore has verified 9 HVAC contractors in Newmarket, scoring each across 10+ data sources and 20+ trust signals. 3 of the 9 are Trusted-tier (70+) or higher.
Last updated: May 6, 2026 · Data refreshed daily
Of 9 hvac contractors in Newmarket: 0 rated Elite (82+), 3 rated Trusted (70+), and 4 rated Good (55+).
How ProScore Ranks HVAC Contractors
Every HVAC contractor in Newmarket is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing including TSSA and WSIB), Transparency (online presence and profile completeness), and Sentiment (AI analysis of customer reviews). The result is a ProScore from 0 to 100.
Read the full methodology →Top Rated HVAC Contractors in Newmarket
Frequently Asked Questions
Who is the best HVAC contractor in Newmarket?
Optimal Air Solutions Inc has the highest ProScore (78/100) among 9 verified hvac contractors in Newmarket, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing (TSSA), WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy HVAC contractor in Newmarket?
Look for hvac contractors with verified TSSA licensing, active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Newmarket, 0 hvac contractors hold Elite-tier ProScores (82+), 3 are Trusted-tier (70+), and 4 are Good-tier (55+).
Are hvac contractors in Newmarket licensed?
HVAC Contractors in Ontario are required to hold TSSA licensing. ProScore verifies this against official TSSA records for every provider in our database. Of the top 5 hvac contractors in Newmarket by ProScore, 4 hold verified TSSA credentials and 3 carry active WSIB coverage.
How many verified hvac contractors are in Newmarket?
ProScore has verified and scored 9 hvac contractors in Newmarket, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Data is refreshed daily.
What's the ProScore distribution among hvac contractors in Newmarket?
Among 9 verified hvac contractors in Newmarket, Ontario: 0 are Elite-tier (82+), 3 are Trusted-tier (70+), and 4 are Good-tier (55+). The top 5 average a ProScore of 69/100, with Optimal Air Solutions Inc leading at 78/100.