Source : https://www.canada.ca/en/immigration-refugees-citizenship/services/visit-canada/business/visitors-events-conferences.html
 
Business visitors attending meetings, events and conferences in Canada
Follow these steps to find out what you need and how to apply.
On this page

• Step 1: Find out if you’re a business visitor or if you need to apply for a work permit instead

• Step 2: Find out if you need a visa or an electronic travel authorization (eTA) to travel to Canada

• Step 3: Check with your meeting, event or conference organizer to get an event code (if applicable)

• Step 4: Apply for a visa or an eTA if you need one

• Step 5: Find out what you need to bring when you travel to Canada

• Minors travelling with you to Canada