S
- SAD
- SAM
- SAMLEX
- Savoretti
- Scanstrut
- Scepter
- Scepter
- Scepter #
- Schatz 1881
- Scoprega
- Scotch
- Scotti
- SE Sport
- Sea
- Sea Fire
- Sea to Summit
- SeaFire
- SEAFLO
- Seastar
- Seastar
- Seasure
- Seatech
- Seek Thermal
- Selma
- Selva
- Separ
- SEsport
- Shapeheart
- Siderise
- Sierra
- Sika
- Silentwind
- Silpar TK line
- Sjippie
- Skross
- Skylla
- Smart tabs SX
- Solara
- Solé
- Solé
- Solenoid
- Speedy Sticher
- SPOT
- Springfield
- SPtools
- STA-LOK
- Starbrite
- Stauffer
- Stazo
- Steady
- Steyr
- Stimex
- StingRay
- Stolz
- Stop Gull
- StopGull
- Summit
- Sunbrella
- sunmaster
- Supacaz
- Supergain
- Surefas
- Suzuki
- Suzuki Marine
- Swobbit