The Government agencies

Ministry of Transport                                          Department of Civil Aviation                                           Department of Highways

Marine Department                                            Department of Land Transport                                        Department of Rural Roads

Office of Transport and Traffic Policy

The State Enterprise

State Railway of Thailand                                   Expressway Authority of Thailand                             Civil Aviation Training Center

The Transport Company Limited                          Aeronautical Radio of Thailand Limited                      THAI-AMADEUS Southeast Asia Company Limited

Port Authority of Thailand                                   Bangkok Mass Transit Authority                                Thai Airways International Public Company Limited

Airport of Thailand Public Company Limited          Thai Maritime Navigation Company Limited                Suvarnabhumi Airport Hotel Company Limited

Mass Transit

Thailand

Bangkok Express And Metro [BEM]                               BTS Project

Malaysia

Singapore

Singapore MRT                                                            Singapore LRT

China

Beijing

Taiwan

Taipei

Hongkong

Hongkong MTR

Japan

Tokyo

U.S.A.

Newyork                                                                     Washington D.C.                                                       Boston

Chicago                                                                       San Francisco                                                          Pensylvania

Baltimore

Other