TSIC Activity
Other service activities incidental to air transportation, not elsewhere classified
ประกอบกิจการเป็นที่ปรึกษาด้านการบิน สายการบิน สนามบิน และบริการเดินอากาศ
What this activity covers
Companies in this category provide various support services related to air transportation operations.
- Air traffic control — Operation of air traffic control towers and services
- Airport fire services — Fire-fighting and prevention services at airports
- Hangar services — General maintenance and hangar operations
- Aircraft towing — Services for towing aircraft
- Radar station services — Services performed by radar stations identifying airports
- Space transport support — Services supporting space transportation
What companies here also do
Seen in real company registrations under this code — beyond the official definition, so licensing may differ.
- Airport management — Developing and managing airport facilities
- Consulting services — Advising on aviation and air transport
- Sales agency — Acting as sales agents for airlines
- Support services — Providing various air transport support services
Not included here
- Aircraft maintenance services View activities 33152
- Disinfection and extermination of insects, rats and other pests on aircraft. See activity 81293.
- Runway cleaning service View activities 81299
- Aircraft cleaning services View 81299 activities
- Air-Sea Security View 84239 activities
- Operation of the Flight School, see subgroup 8549
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
- 1Thai Airport Ground Services Co., Ltd.Bangkok฿1.5B
- 2Civil Aviation Authority of Thailand Co., Ltd.Bangkok฿660.0M
- 3Sarmart U-Trans Co., Ltd.Nonthaburi฿500.0M
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
- BANGKOK AIRPORT MANAGEMENT CO., LTD.Private limited company · กรุงเทพมหานคร฿100.0M
- UTA LAND 5 CO., LTD.Private limited company · กรุงเทพมหานคร฿10.0M
- T.T.S. AVIATION CO., LTD.Private limited company · นนทบุรี฿5.0M
- NEW AVIATION INTERNATIONAL CO., LTD.Private limited company · กรุงเทพมหานคร฿5.0M
- UNITED FREIGHT SOLUTIONS CO., LTD.Private limited company · กรุงเทพมหานคร฿2.0M
- AIRLINE PROS INTERNATIONAL (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿2.0M
- SARAYAN THAI CO., LTD.Private limited company · กรุงเทพมหานคร฿2.0M
- INDEPENDENT AVIATION CONSULTANT CO., LTD.Private limited company · นนทบุรี฿1.0M
- S.N. RUNG RUANG PRODUCTS CO., LTD.Private limited company · นนทบุรี฿1.0M
- UMBRELLA AVIATION SERVICE CO., LTD.Private limited company · กรุงเทพมหานคร฿1.0M
- SIAM BIZ AV SOLUTIONS CO., LTD.Private limited company · ภูเก็ต฿1.0M
- ROOMFAST TRADING CO., LTD.Private limited company · กรุงเทพมหานคร฿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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