SBS Transit
- Operates around 200 bus services and the North East Line rail service. Features company history and structure, schedules, and fleet information.
- http://www.sbstransit.com.sg/

TransitLink HomePage
- Provides information about the integrated public transport system; includes GIRO farecard application and a guide to bus and MRT services
- http://www.transitlink.com.sg/

SMRT
- Provides taxi, bus and train services. Includes fares, in-depth service information and investor relations.
- http://www.smrt.com.sg/

Ez-link
- A contactless stored value ticket for use on the MRT, LRT and the buses.
- http://www.ezlink.com.sg/index.html

Scat Technologies
- Designs and manufactures hovercrafts for passenger transport, sea ambulance, search and rescue and sport.
- http://www.scat.com.sg

Public Transport Council
- Information on the regulation of public transport together with useful resources.
- http://www.ptc.gov.sg/

VICOM
- Authorised centre for statutory vehicle inspection.
- http://www.vicom.com.sg/

DelGro
- Transports group in Singapore operates bus; taxi and car rental and leasing businesses locally and overseas supported by its automotive engineering arm.
- http://www.delgro.com.sg

Land Transport Authority
- Provides information about LTA, major projects and other services.
- http://www.lta.gov.sg/