Operators
All intercity rail transportation is managed by the State Railway of Thailand, a government agency responsible for rail infrastructure investment as well as freight and passenger services.
In Bangkok, the Skytrain is operated by Bangkok Mass Transit System Public Company Limited (BTSC) under a concession granted by the Bangkok Metropolitan Administration (BMA) but the investment for the structure and system were fully supported by BTSC. The underground system is operated by Bangkok Metro Company Limited (BMCL), while whole project investments were shared by Mass Rapid Transit Authorities (MRTA) and BMCL, which all civil structures was provided by government sector and the system was provided by private sector (BMCL). The deal of contract between BMCL and MRTA are under the concession agreement for 25 years operation.
Read more about this topic: Rail Transport In Thailand