THAILANDSICThailand Standard Industrial Classification

TSIC Activity

36009

Treatment and supply services of water for other purposes, not elsewhere classified

ประกอบกิจการบริการจัดหาและจำหน่ายน้ำดิบเพื่อประโยชน์ใช้สอยทั่วไป

What this activity covers

Companies provide and distribute water for various non-household purposes, especially in areas with limited water resources.

  • Water distribution — Distributing water through pipelines or trucks
  • Raw water supply — Providing untreated water for general use
  • Water delivery services — Transporting water for consumption
  • Water cleaning — Producing and purifying water
  • Non-classified water services — Offering water supply services not specified elsewhere

What companies here also do

Seen in real company registrations under this code — beyond the official definition, so licensing may differ.

  • Water sales — Selling water for various uses

Not included here

  • Water supply and distribution for household and industrial use through water supply systems. See activity 36002.
  • Wastewater treatment to prevent water pollution. See 37000 activities.
  • Water transportation via pipeline (long distance) See activity 49400

Industry at a glance

as of 23 ก.ค. 69

The whole registered industry under this activity, every registration year, from the DBD DataWarehouse.

48
active companies operate here
฿240.7Mregistered capital, combined
฿177.2M
Sector revenue · 2025
-4% since 2023
฿6.8M
Net profit · 2025
20 profitable
202320242025

net profitrevenue

Foreign investment

new registrations · 2026 YTD
0%of new registered capital is foreign-held
฿0 foreign฿1.0M Thai

Based on few new registrations this year — read as a rough signal only.

New in 2026

1+0.0%

registrations, YTD

Registered capital

฿240.7M+2.6%

since year-end

Largest by revenue

Latest filed-year revenue, not a multi-year total

  1. 1Samet Utilities Co., Ltd.฿34.5M
  2. 2Trend Asia Corporation Co., Ltd.฿20.4M
  3. 3Pluak Daeng Water Co., Ltd.฿15.2M
  4. 4Eknathi Service Co., Ltd.฿15.0M
  5. 5Patong Water Service Co., Ltd.฿11.9M

Largest by registered capital

  1. 1Samet Utilities Co., Ltd.Bangkok฿60.0M
  2. 2Pluak Daeng Water Co., Ltd.Bangkok฿50.0M
  3. 3Trend Asia Corporation Co., Ltd.Bangkok฿32.0M

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 all

New DBD registrations under this activity since 2022, the period the registry snapshot covers, not the full historical register.

15
Registered
since 2022
13
Still active
2
Dissolved
฿1.0M
Median capital
of active

New registrations per year

2022peak 6 in 20232026

Largest active companies by registered capital

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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