Winkelketens
- Sanké Hairdressers
- Santana Kurkvloeren
- Sarah Pacini
- SAWADI
- Scapino
- Schleiper
- Schoenenreus
- Score
- Scotch & Soda
- SD Worx Staffing Solutions
- Seats and Sofas
- Secretary Plus Management Support
- Securex
- Selectair
- Selfiks
- Selfmatic
- Sequoia
- Sergent Major
- Shop for Geek
- Shurgard
- Siësta
- Silhouette
- Simon Lévelt
- Sissy Boy
- Sjans Kringloopwinkel
- Skinfit Shop
- Sleepcoach Slaapcomfort
- Sleeplife
- Sleepworld
- Sleepy
- Sligro-M
- Slumberland BD World
- Smatch
- Snap Fitness
- SNIPES
- Snoeys
- Sony Center
- Spar
- Spar Colruyt Group
- Spar Express
- Specsavers
- Spegelaere Supermarkt
- Sportoase
- Sports Direct
- Springfield
- Standaard Boekhandel
- Starbucks Coffee
- Start People
- State of Art
- Stations NMBS
- Stella e-bikes
- SUBLIM
- Subway
- Suitsupply
- Superdry
- SuperMealz
- Supra Bazar
- Sushi King
- Swarovski
- Sweet Coffee
- Swiss Sense
- Switch