TSIC Activity
Operation of harbours and piers (except cargo handling)
ประกอบกิจการท่าเรือเอกชน รับสัมปทานการบริหาร จัดการ และดำเนินการท่าเรือ รวมถึงการขนถ่ายสินค้า การเทียบเรือ และการให้บริการเรือทุกประเภท
What this activity covers
Companies operate port facilities and provide related services, excluding cargo handling.
- Port facility operation — Management of piers, docks, and port areas
- Lighthouse operation — Management of lighthouses and navigation aids
- Waterway maintenance — Operation and upkeep of canals and rivers
- Lock and dam services — Management of locks, dams, and floodgates
- Towing services — Towing vessels in canals using non-tugboat methods
What companies here also do
Seen in real company registrations under this code — beyond the official definition, so licensing may differ.
- Boat maintenance — Repair and upkeep of boats
- Dock rental — Leasing docking spaces and facilities
- Port logistics — Providing logistical support related to port operations
Not included here
- Towing and pushing services for the transportation of goods carried out at sea and along the coast. See activity 50122.
- Transportation of goods by towing and pushing in inland waterways. See activity 50222.
- Transportation of goods, see subgroup 5224
- Travel operations such as docking. See activity 93299.
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.
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
- 1PE LNG CO., LTD.Bangkok฿28.8B
- 2PTT LNG Co., Ltd.Bangkok฿27.7B
- 3PTT Tank Terminal Co., Ltd.Bangkok฿10.1B
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
- SKY MARINE CO., LTD.Private limited company · สมุทรปราการ฿5.0M
- RIVERDALE MARINA CO., LTD.Private limited company · ปทุมธานี฿5.0M
- AREA 168 LOGISTICS CO., LTD.Private limited company · ปทุมธานี฿5.0M
- COCO PIER PHUKET CO., LTD.Private limited company · ภูเก็ต฿5.0M
- SAMUT PRAKAN PORT CO., LTD.Private limited company · สมุทรปราการ฿5.0M
- PORT DE PHUKET MARINA CO., LTD.Private limited company · ภูเก็ต฿2.0M
- บจ.เคบี อันดามัน เพียร์ 888 จำกัดPrivate limited company · ภูเก็ต฿2.0M
- SUNSIN TINGFENG (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿2.0M
- PHAN PHUK PORT THEPHA CO., LTD.Private limited company · สงขลา฿1.1M
- JINKI CORPORATION CO., LTD.Private limited company · พระนครศรีอยุธยา฿1.0M
- TC GLOBAL HOLDING CO., LTD.Private limited company · กรุงเทพมหานคร฿1.0M
- P.S. MAHAWAN PORT SERVICE LIMITED PARTNERSHIPJoint venture · ตาก฿1.0M
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.
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