Marques à Ajax
- Scotiabank (7)
- Shell (3)
- Shoppers Drug Mart (5)
- Sleep Country (1)
- Sobeys (2)
- SOFT MOC (3)
- Source For Sports (1)
- Specsavers (1)
- SportChek (1)
- Starbucks (4)
- Storage Mart (1)
- Subway (10)
- Sun Life Financial (3)
- Super 8 (1)
- Sutton Group (1)
- Swiss Chalet (2)
- Symposium Cafe (1)