S
- SKB family
- SPW-MerinoWool
- Sealy
- Select Luxury
- Serenia Sleep
- Serta
- Simmons
- Simmons Beautyrest
- Sleep Innovations
- Sleep Philosophy
- Sleep Restoration
- SleepBetter
- SleepWarehouse
- Slumber Solutions
- SnugFleece
- Soft Sleeper Visco Elastic Memory Foam
- Spinal Solution
- Splendorest
- Spring Coil
- Superior
- Sweet Home Collection
