THAILANDSICThailand Standard Industrial Classification

TSIC Activity

09900

Support activities for other mining and quarrying

ประกอบกิจการสำรวจพัฒนาการทำเหมืองแร่/หิน การตกแต่ง ขนส่งและจำหน่ายสินค้าที่ได้จากเหมืองแร่ทุกชิด

What this activity covers

Companies provide support services for mining and quarrying activities, including exploration and testing.

  • Exploration services — Core sampling and geological surveys
  • Drainage services — Pumping services for mining
  • Test drilling — Inspection of boreholes
  • Geological surveys — Surveys at prospecting sites
  • Mineral testing — Testing mineral sources

What companies here also do

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

  • Mineral sourcing — Brokerage and management of mineral products
  • Mining feasibility analysis — Exploring and analysing mining potential

Not included here

  • Mining or quarrying for compensation or under contract, see subsections 05, 07 and 08.
  • Repair of mining machinery requiring specialized personnel, see subgroup 3312.
  • Geophysical survey services, for remuneration or by contract, see sub-category 7110.

Industry at a glance

as of 23 ก.ค. 69

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

126
active companies operate here
฿1.7Bregistered capital, combined
฿1.6B
Sector revenue · 2025
-48% since 2023
฿-130688522
Net profit · 2025
50 profitable
202320242025

net profitrevenue

Foreign investment

new registrations · 2026 YTD
50%of new registered capital is foreign-held
฿2.0M foreign฿2.0M Thai

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

New in 2026

4+33.3%

registrations, YTD

Registered capital

฿1.7B+16.7%

since year-end

Largest by revenue

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

  1. 1Uawit Machinery Co., Ltd.฿276.2M
  2. 2VLS SERVICES CO., LTD.฿208.8M
  3. 3TD Contractor Co., Ltd.฿164.1M
  4. 4S&S Proteam Co., Ltd.฿153.3M
  5. 5Phatu Co., Ltd.฿131.8M

Largest by registered capital

  1. 1SS Mineral Co., Ltd.Bangkok฿400.0M
  2. 2SCMG Co., Ltd.Surat Thani฿170.0M
  3. 3Uawit Machinery Co., Ltd.Bangkok฿104.0M

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.

17
Registered
since 2022
17
Still active
0
Dissolved
฿1.0M
Median capital
of active

New registrations per year

2023peak 7 in 20242026

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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