S
- Saldi Privati
- Santander Consumer
- Saperlo
- Save The Children
- Scaldì
- Scambiocasa
- Scarpe-Desmazières
- Scorpion Bay
- Seatwave
- Secrets Line
- Segretaria24
- Sella
- Sheba
- Sheraton
- Shirtcity
- shoestring
- Shop3
- Shoppla
- Showroomprive
- SimpaticoTech
- Sisal
- Sisal Matchpoint
- Sitofono
- Sitonline
- Ski Horizon
- sky
- Sky8
- SkyEurope
- Skype IT
- Sleep InTheCity
- Smartbox
- Smartwings
- Snapfish
- Snav
- Solaris Sport
- SoldiOnline
- Sony
- Sony Style
- SOS Cartucc&
- Sos Tariffe
- SOS Villagi Dei Bambini
- Spartoo
- SportMonAmour
- Spreadshirt
- Sterling
- store.inter.it
- Subito
- Suncamp Holidays
- Sunglasses Shop
- suonerie
- Swarovski
- Swiss International Air Lines