- Slipstream Press
- Sol90
- Scott Edelman
- Storepaperoomates Shop
- Slider Domination
- Sophos Home
- Syspeace
- SecurStar
- Systancia
- SentryBay
- SecuBox
- Secure CommNet
- SecureHunter
- SIWENOID
- Snorkel-BX
- Shireburn Trustwave
- ShinyLoot
- Spicy Horse
- SouthPeak Games
- Shadow Tor Studios
- Snowcastle Games
- STEAKSTEAK
- SunstoneMagazine
- StarGarden
- StatusToday
- SuccessionWizard
- Sopra HR
- Servant HR
- SimpleHR
- Sincron HR Software
- Subscribe-HR
- Sociable Soccer
- Shot Online
- Shemes.com
- Saugagamers
- Storegate
- SecuLens
- Sports Cash System
- Speedlight Duplication
- Stormbird Press
- Sleepytown Press
- Scribner Books
- Stackpole Books
- Shop Ashima
- Sol Book Box
- ShelterBox
- STEM Book Club
- Simply Lotto
- SuperLottos
- Step CV
- Seattle Resumes
- SevenBee Technologies
- SignalZen
- SiteGlue
- SaySimple
- Smugglr
- Snapsolv
- Sirportly
- Spiraldesk
- SymVolli
- Sematell
- SympoQ
- Scopedesk
- Support Sentry
- SMART Service Desk
- Sound Business Systems
- Sound Transcription
- SpeechMotion
- Speakeasy Solutions
- Speech Recognition Solutions
- Spantel
- SpokenData
- SpeechWrite
- Saince
- Speechmorphing
- Sayint
- Swedish Made Easy
- Spanish Gurus
- Sonia-Portuguese
- SKU Feeds