Who owns MRT Blue Line?
MRT Blue Line is owned by BEM (Thailand, SET: BEM).[1]
This ownership is reported in official statements but has not yet been matched to a regulatory filing.
Evidence: Nature of Business - BEM, Bangkok Expressway and Metro Public Company Limited. Last checked .
Key facts
- Current owner
- Bangkok Expressway and Metro Public Company Limited reported
- Owner HQ
- 🇹🇭 Thailand, Bangkok
- Origin
- 🇹🇭 Thailand, Bangkok
- Category
- Travel & transport › Railways
- Parent ticker
- SET: BEM
- Last verified
- · 1 sources
About MRT Blue Line
The MRT Blue Line, or M.R.T. Chaloem Ratchamongkhon Line, is a Bangkok metro line run by BEM under a concession agreement signed with the Mass Rapid Transit Authority on 31 March 2017. BEM says the existing Hua Lamphong to Bang Sue section is 20 km with 18 stations and opened on 3 July 2004, and the concession also covers the extension sections.
Ownership timeline of MRT Blue Line
Where MRT Blue Line sits in BEM
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full BEM ownership tree →
See the full BEM brand portfolio (2) →
Other brands owned by BEM
BEM controls 2 brands on Brandtree, 2 of them in travel & transport.
Also in travel & transport
Other brands in railways, and who owns them
The 91 brands in railways on Brandtree belong to 68 owners. The largest is DfT Operator, with 9.
| Brand | Owner | Owner based in |
|---|---|---|
| c2c | DfT Operator | 🇬🇧 United Kingdom |
| Avanti West Coast | FirstGroup | 🇬🇧 United Kingdom |
| Eurostar | SNCF | 🇫🇷 France |
| CPKC | CPKC | 🇨🇦 Canada |
| Linha 4 do Metrô de São Paulo | Motiva | 🇧🇷 Brazil |
| Hellenic Train | FS Italiane | 🇮🇹 Italy |
| Transtar | FTAI Infrastructure | 🇺🇸 United States |
| KAI Commuter | KAI | 🇮🇩 Indonesia |
About the owner: BEM
BEM is a publicly listed company headquartered in Bangkok, Thailand. Brandtree records 2 brands under its control, and it is listed as SET: BEM.
Bangkok Expressway and Metro is a Thai public company with its head office at Ratchadaphisek Road in Bangkok. Its general-information page says its business is expressway and metro services plus related commercial development, and its nature-of-business page describes concessions from the Expressway Authority of Thailand and the Mass Rapid Transit Authority of Thailand.
🇹🇭 MRT Blue Line and other Thai brands
Brandtree records a controlling owner for 72 brands that began in Thailand. 6 of them (8%) are now controlled by a company headquartered in another country; MRT Blue Line is not one of them.
- Anantara Hotels & Resorts — Minor International 🇹🇭
- BTS SkyTrain — BTS Group 🇹🇭
- Bangkok Airways — Bangkok Airways 🇹🇭
- KEX Express — SF Holding 🇨🇳
- Nok Air — Nok Airlines 🇹🇭
- Six Senses — IHG 🇬🇧
Frequently asked questions
Who is the parent company of MRT Blue Line?
The parent company of MRT Blue Line is BEM, a publicly listed company headquartered in Thailand.
Is MRT Blue Line Thai?
Yes. MRT Blue Line originated in Thailand and its owner, BEM, is also headquartered in Thailand.
Is MRT Blue Line still owned by BEM?
Yes. As of 5 October 2026, MRT Blue Line is still owned by BEM. The ownership record was last checked against primary sources on that date.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Nature of Business - BEM — Bangkok Expressway and Metro Public Company Limited, Official document; retrieved 5 October 2026.
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