Tree Service in Thornhill
2 tree service pros in Thornhill with multi-platform trust scores.
Loading tree service professionals...
Who is the best tree service pro in Thornhill, Ontario?
The most trusted tree service pro in Thornhill, Ontario is Cohen & Master Tree & Shrub Services, with a ProScore of 73/100. ProScore has scored 2 tree service pros in Thornhill across 10+ data sources and 20+ trust signals. 2 of the 2 are Trusted-tier (70+) or higher.
Trust scores last computed September 19, 2026.
Which tree service pros in Thornhill score highest?
All 2 scored tree service professionals in Thornhill, ranked by ProScore.
ProScore scores 2 tree service professionals in Thornhill, and their average score is 72 out of 100. 2 of them reach the Trusted threshold of 70 or higher. 2 have Google reviews on file — 414 reviews in total, and 2 carry a Better Business Bureau rating.
Cohen & Master Tree & Shrub Services ranks 1st of the 2 tree service professionals ProScore scores in Thornhill, holding a ProScore of 73 out of 100 (Trusted tier). Its score draws on 383 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+.
Harmony Tree Service ranks 2nd of the 2 tree service professionals ProScore scores in Thornhill, holding a ProScore of 70 out of 100 (Trusted tier). Its score draws on 31 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+.
Of 2 tree service professionals in Thornhill: 0 rated Elite (81+), 2 rated Trusted (70+), and 0 rated Good (54+).
How is a tree service pro's ProScore calculated?
Every tree service pro in Thornhill is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing including ISA 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 →Who are the top 3 tree service pros in Thornhill?
Browse all tree service professionals in Thornhill →What else should I check before hiring tree service professionals in Thornhill?
Frequently Asked Questions
Who is the best tree service pro in Thornhill?
Cohen & Master Tree & Shrub Services has the highest ProScore (73/100) among 2 tree service professionals in Thornhill, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing (ISA), WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy tree service pro in Thornhill?
Look for tree service professionals with verified ISA licensing, active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Thornhill, 0 tree service professionals hold Elite-tier ProScores (81+), 2 are Trusted-tier (70+), and 0 are Good-tier (54+).
Are tree service professionals in Thornhill licensed?
Tree Service Professionals in Ontario are required to hold ISA licensing. ProScore verifies this against official ISA records for every provider in our database. Of the top 2 tree service professionals in Thornhill by ProScore, 0 hold verified ISA credentials and 0 carry active WSIB coverage.
How many tree service professionals has ProScore scored in Thornhill?
ProScore has scored 2 tree service professionals in Thornhill, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Trust scores last computed September 19, 2026.
What's the ProScore distribution among tree service professionals in Thornhill?
Among 2 tree service professionals in Thornhill, Ontario: 0 are Elite-tier (81+), 2 are Trusted-tier (70+), and 0 are Good-tier (54+). The top 2 average a ProScore of 72/100, with Cohen & Master Tree & Shrub Services leading at 73/100.