What is an Electrical Contractor Licence?

This is a licence issued to an electrical contracting business authorizing them to engage in the business of carrying out Electrical work anywhere in Ontario.

How do I find out if an electrical contractor's licence is valid?

A licence number can be verified on the ESA's website by clicking on this link:

http://www.esasafe.com/consumers/contractorlookup/hire-an-lec