Winkelketens
- Sanké Hairdressers
- Santana Kurkvloeren
- Sarah Pacini
- Scapino
- Schleiper
- Schoenenreus
- Score
- Scotch & Soda
- Seats and Sofas
- Secretary Plus Management Support
- Securex
- Selfiks
- Selfmatic
- Sergent Major
- Shop for Geek
- Siësta
- Silhouette
- Simon Lévelt
- Sleepcoach Slaapcomfort
- Sleeplife
- Sleepworld
- Sleepy
- Snoeys
- Sony Center
- Spar
- Spar Colruyt Group
- Spar Express
- SportsDirect.com
- Standaard Boekhandel
- Start People
- State of Art
- Stations NMBS
- Superdry
- Supra Bazar
- Swarovski
- Swiss Sense
- Switch