Electricians in Thornhill, — 11 Local Contractors

There are 11 electricians in Thornhill, . The average rating is 4.8 out of 5 stars across 9 rated businesses. The highest rated is High Master Electric (5.0 stars). The most reviewed is High Master Electric with 55 reviews.

Whether you need routine service or a major project, Thornhill has qualified electricians ready to help. Common services include panel upgrades, wiring repairs, lighting installation, EV charger setup, and electrical inspections. To protect yourself, confirm a valid electrical license, proof of insurance, and experience with your type of project. Ontario's variable four-season climate play a role in scheduling and material selection, so hire someone who knows the area. Never hire unlicensed electricians. Permits are required for most electrical work in Canada. Compare your options below to find the right fit.

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Frequently Asked Questions

How many electricians are in Thornhill?
There are 11 electricians listed in Thornhill, as of 2026.
What is the average rating?
The average Google rating for electricians in Thornhill is 4.8 out of 5 stars.
How do I choose a electrician in Thornhill?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.

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