TSIC Activity
Activities of head offices
ประกอบกิจการให้บริการด้านการบริหาร หรือด้านเทคนิคแก่วิสาหกิจในเครือ หรือสาขาของตน ไม่ว่าจะตั้งอยู่ในประเทศไทยหรือในต่างประเทศ
What this activity covers
This activity involves managing and supervising various departments within a company, focusing on strategic planning and decision-making.
- Head office management — Overseeing the operations of the company's departments
- Strategic planning — Formulating long-term goals and strategies
- Corporate decision-making — Making key decisions for the enterprise
- Operational control — Managing day-to-day activities of departments
- Branch office support — Assisting local and regional offices
What companies here also do
Seen in real company registrations under this code — beyond the official definition, so licensing may differ.
- Management services — Providing support to subsidiaries
- Social enterprise development — Supporting social initiatives
- Branch establishment — Setting up new branches or representatives
Not included here
- Activities of holding companies with unrelated management, see subgroup 6420.
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
- 1Advance Info Service Public Company LimitedBangkok฿5.0B
- 2Nisshin Foods Asia Co., Ltd.Bangkok฿4.9B
- 3Mud and Hound Public Company LimitedBangkok฿1.7B
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
- ARJ HOLDING CO., LTD.Registered ordinary partnership · ชลบุรี฿30.0M
- บจ.วิเศษวงษ์ 1301 จำกัดPrivate limited company · กรุงเทพมหานคร฿5.0M
- TEAMARK HOSPITALITY CO., LTD.Private limited company · กรุงเทพมหานคร฿5.0M
- KAO PATTHANA CORPORATION CO., LTD.Private limited company · ภูเก็ต฿5.0M
- IDEACORP INNOVATION CO., LTD.Joint venture · พิษณุโลก฿4.0M
- GULF WEST TO ENERGY HOLDINGS CO., LTD.Private limited company · กรุงเทพมหานคร฿4.0M
- บจ.พีไอพี กรุ๊ป โฮลดิ้งส์ จำกัดPrivate limited company · กรุงเทพมหานคร฿4.0M
- บจ.ชิเวีย จำกัดPrivate limited company · ภูเก็ต฿2.0M
- COMPANY GULF HYDROPOWER LIMITEDPrivate limited company · กรุงเทพมหานคร฿2.0M
- SRIWAKUL GROUP CO., LTD.Private limited company · กรุงเทพมหานคร฿1.0M
- BCL SE CO., LTD.Private limited company · นครปฐม฿1.0M
- บจ.ซิลเวอร์ ฟ็อกซ์ แอสโซซิเอท (ประเทศไทย) จำกัดPrivate limited company · สมุทรสาคร฿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.
Emerhub
Setting up in Thailand?
Emerhub incorporates companies in Thailand for foreign founders: entity setup, licensing, visas and work permits, accounting. Flat process, no surprises.
Talk to Emerhub Thailand