Best Electricians in Markham, Ontario
The most trusted electrician in Markham, Ontario is Lia Electric Ltd., with a ProScore of 71/100.
The most trusted electrician in Markham, Ontario is Lia Electric Ltd., with a ProScore of 71/100. ProScore has verified 8 electricians in Markham, scoring each across 10+ data sources and 20+ trust signals. 4 of the 8 are Trusted-tier (65+) or higher.
Last updated: June 20, 2026 · Data refreshed daily
Of 8 electricians in Markham: 0 rated Elite (80+), 4 rated Trusted (65+), and 3 rated Good (50+).
How ProScore Ranks Electricians
Every electrician in Markham is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing including ESA 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 →Frequently Asked Questions
Who is the best electrician in Markham?
Lia Electric Ltd. has the highest ProScore (71/100) among 8 verified electricians in Markham, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing (ESA), WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy electrician in Markham?
Look for electricians with verified ESA licensing, active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Markham, 0 electricians hold Elite-tier ProScores (80+), 4 are Trusted-tier (65+), and 3 are Good-tier (50+).
Are electricians in Markham licensed?
Electricians in Ontario are required to hold ESA licensing. ProScore verifies this against official ESA records for every provider in our database. Of the top 5 electricians in Markham by ProScore, 5 hold verified ESA credentials and 3 carry active WSIB coverage.
How many verified electricians are in Markham?
ProScore has verified and scored 8 electricians in Markham, 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 electricians in Markham?
Among 8 verified electricians in Markham, Ontario: 0 are Elite-tier (80+), 4 are Trusted-tier (65+), and 3 are Good-tier (50+). The top 5 average a ProScore of 66/100, with Lia Electric Ltd. leading at 71/100.