Who owns Si Rat Expressway?
Si Rat Expressway 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 › Roads
- Parent ticker
- SET: BEM
- Last verified
- · 1 sources
About Si Rat Expressway
The Si Rat Expressway is a 38.5 km Bangkok toll expressway in three sectors that BEM says it built and operates under a build-transfer-operate agreement with the Expressway Authority of Thailand, which holds title to the works. BEM also lists the Prachim Ratthaya Expressway among its concessions.
Ownership timeline of Si Rat Expressway
Where Si Rat Expressway 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 roads, and who owns them
The 27 brands in roads on Brandtree belong to 18 owners. The largest is EcoRodovias, with 4.
| Brand | Owner | Owner based in |
|---|---|---|
| Eco050 | EcoRodovias | 🇧🇷 Brazil |
| Abertis | Abertis | 🇪🇸 Spain |
| APRR | Eiffage | 🇫🇷 France |
| BroBizz | Sund & Bælt | 🇩🇰 Denmark |
| Triunfo Concebra | Triunfo | 🇧🇷 Brazil |
| ASF | VINCI | 🇫🇷 France |
| Cintra | Ferrovial | 🇳🇱 Netherlands |
| Milano Serravalle - Milano Tangenziali | FNM | 🇮🇹 Italy |
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.
🇹🇭 Si Rat Expressway 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; Si Rat Expressway 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 Si Rat Expressway?
The parent company of Si Rat Expressway is BEM, a publicly listed company headquartered in Thailand.
Is Si Rat Expressway Thai?
Yes. Si Rat Expressway originated in Thailand and its owner, BEM, is also headquartered in Thailand.
Is Si Rat Expressway still owned by BEM?
Yes. As of 5 October 2026, Si Rat Expressway 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.
Report a correction Opens a pre-filled GitHub issue. See our corrections policy.