(Showing all bus operator directories with the alphabet S)
- s-s-international-express
- sabariah
- sanwa-ekspress
- sanwa-express
- season-express
- season-express-malaysia
- seasons-express
- selat-keris-express
- sentosa-express
- sepakat-liner
- seremban-prestij-dinasti
- shira-transliner
- shira-transliner-klang-and-shah-alam
- sistem-kenderaan-bahau
- sks-kl
- skybus
- sri-maju-express-kangar
- sri-maju-group
- star-coach-express-sdn-bhd
- star-express-coach
- star-qistna-express
- star-shuttle
- star-tours-pteltd
- star-xpress
- starmart-express
- suasana-edaran
- sungei-merah
- super-liner-enterprise
- superior-coach
- supernice-danish-trans-klang
- supernice-grassland
- supernice-kl-prestij
- sutera-utara-enterprise
- syafi-express
- syawawa-enterprise