TSIC Activity
Inland freight water transport
การขนส่งทางน้ำภายในประเทศ
What this activity covers
Companies in this sector provide inland water transport services for various goods and materials.
- Refrigerated transport — Transport of refrigerated or frozen goods
- Crude oil transport — Transport of crude oil, liquids or gases
- Containerised goods transport — Transport of containerised goods
- Bulk dry goods transport — Transport of dry goods in bulk, like grains and cement
- General freight services — Shipping services for all types of goods
What companies here also do
Seen in real company registrations under this code — beyond the official definition, so licensing may differ.
- Dredging services — Providing dredging services alongside transport
- Towing services — Providing towing services by water
- Multi-modal transport — Transport services using multiple modes
- Ferry services — Boat and ferry services for vehicles and people
Foreign ownership
Domestic transportation by land, water or air, including the domestic airline business
Domestic transportation only. International carriage falls outside this item, and sector laws impose their own foreign shareholding caps.
Auto-mapped, verify against the Act. These TSIC mappings are indicative, not legal advice; the schedules of the Foreign Business Act B.E. 2542 are the authority. See the full foreign ownership reference.
Industry at a glance
as of 23 ก.ค. 69The whole registered industry under this activity, every registration year, from the DBD DataWarehouse.
net profitrevenue
Foreign investment
new registrations · 2026 YTDBased on few new registrations this year — read as a rough signal only.
1 of the 5 largest companies here are foreign-owned Thailand subsidiaries.
New in 2026
registrations, YTD
Registered capital
since year-end
Largest by revenue
Latest filed-year revenue, not a multi-year total
Largest by registered capital
- 1Prima Marine Public Company LimitedBangkok฿2.2B
- 2SC Management Co., Ltd.Bangkok฿1.1B
- 3Smooth C Co., Ltd.Bangkok฿580.0M
Source: Department of Business Development DataWarehouse. Financial figures are combined totals of companies that filed statements; revenue and profit shown for the latest three reporting years.
Companies registered since 2022
Browse allNew DBD registrations under this activity since 2022, the period the registry snapshot covers, not the full historical register.
New registrations per year
Largest active companies by registered capital
- TDT MARINE CO., LTD.Private limited company · สตูล฿5.0M
- CORTAN SHIPPING (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿5.0M
- PRIME WORLD TRANSPORT CO., LTD.Private limited company · สุราษฎร์ธานี฿5.0M
- บจ.ธ.แทนคุณ จำกัดPrivate limited company · ระนอง฿3.5M
- RUEA MEE SUK CO., LTD.Private limited company · สมุทรปราการ฿3.0M
- PHAYA INTERTRADE CO., LTD.Private limited company · นนทบุรี฿1.0M
- P&I 99 CO., LTD.Registered ordinary partnership · ชลบุรี฿1.0M
- NAVASINTH SIAM CO., LTD.Private limited company · สมุทรปราการ฿1.0M
- บจ.วี เวฟ ไลเตอร์ มารีน จำกัดPrivate limited company · พระนครศรีอยุธยา฿1.0M
- CH. RUNG RUANG 2019 CO., LTD.Private limited company · กรุงเทพมหานคร฿1.0M
- LIMITED PARTNERSHIP KINGS CORP SERVICEPrivate limited company · พระนครศรีอยุธยา฿500K
- AIR AND SEA ASSOCIATION (THAILAND) CO., LTD.Limited partnership · บึงกาฬ฿100K
Source: Department of Business Development (DBD) new-registration records, 2022 to present. Counts cover companies first registered in that window, reflect the latest snapshot load, and may lag the live register.
Emerhub
Restricted activity? There is usually a route.
Emerhub structures foreign-owned companies around FBA restrictions: Foreign Business Licence applications, BOI promotion, and compliant shareholding structures. Talk through your case before you commit to one.
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