Top 10 Electrician in Markham, ON

Always demand a copy of the ESA Certificate of Inspection before providing final payment for any major electrical project.

Verify the contractor's Master Electrician license number directly through the provincial regulatory database to ensure current standing.

Request a written itemized quote that specifically lists the use of CSA-approved materials to guarantee compliance with Ontario safety standards.

Ask if the electrician has experience specifically with knob-and-tube or aluminum wiring remediation common in older Markham residences.