Bangkok Expressway and Metro PCL

Bangkok Expressway and Metro Public Company Limited, along with its affiliated entities, is a Thai enterprise primarily engaged in the development, construction, and operation of expressways and urban rail transit systems throughout the nation. The company's operations are divided into key divisions: Expressway Business, Rail Business, and Commercial Development. It is responsible for managing prominent expressways such as the Si Rat, Si Rat - Outer Ring Road, and Udon Ratthaya, alongside operating metro lines like the M.R.T. Chaloem Ratchamongkhon and MRT Chalong Ratchadham. Beyond its core transportation infrastructure, the company also pursues commercial ventures, including leasing retail premises, providing advertising services, and maintaining telecommunications equipment within its metro stations. Established in 1998, its headquarters are situated in Bangkok, Thailand.