THAILANDSICThailand Standard Industrial Classification

TSIC Activity

33200

Installation of industrial machinery and equipment

การติดตั้งเครื่องจักรอุตสาหกรรมและอุปกรณ์

What this activity covers

This activity involves the specialist installation of industrial machinery and equipment in various industrial settings.

  • Industrial machinery installation — Installation of machinery in industrial plants
  • Process control equipment — Installation of process control equipment in industrial plants
  • Communication equipment — Installation of communication equipment used in industry
  • Large machinery disassembly — Disassembly of large machinery and equipment
  • Factory mechanics — Activities of mechanics in factories
  • Rigging services — Rigging and installation of equipment

What companies here also do

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

  • Maintenance services — Providing maintenance and repair services for machinery
  • Consulting services — Offering consulting and operational services related to machinery

Not included here

  • Wiring installation, security system, see sub-category 4321
  • Installation of air conditioning systems, see sub-category 4322
  • Installation of elevators, escalators, automatic doors, vacuum cleaning systems, etc. See sub-category 4329.
  • Installation of doors, stairs, wooden decorations, fixed shelves and other furniture, see sub-group 4330.
  • Installation of personal computers and peripherals, see subgroup 6209.

Industry at a glance

as of 23 ก.ค. 69

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

3,284
active companies operate here
฿14.0Bregistered capital, combined
฿53.1B
Sector revenue · 2025
+1% since 2023
฿2.2B
Net profit · 2025
1,604 profitable
202320242025

net profitrevenue

Foreign investment

new registrations · 2026 YTD
25%of new registered capital is foreign-held
฿48.5M foreign฿144.8M Thai

Foreigners are strongly represented in new investment under this activity.

New in 2026

127-3.8%

registrations, YTD

Registered capital

฿14.0B+2.8%

since year-end

Largest by revenue

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

  1. 1Watthanapisarn Engineering Co., Ltd.฿4.0B
  2. 2C.U.E.L. Co., Ltd.฿3.4B
  3. 3Sangkiu Thai Co., Ltd.฿2.5B
  4. 4First Technology Co., Ltd.฿1.6B
  5. 5Thai Medensha Co., Ltd.฿1.4B

Largest by registered capital

  1. 1Watthanapisarn Engineering Co., Ltd.Samut Prakan฿1.3B
  2. 2C.U.E.L. Co., Ltd.Bangkok฿1.1B
  3. 3Swift Engineering and Trading Co., Ltd.Samut Prakan฿445.0M

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.

888
Registered
since 2022
846
Still active
42
Dissolved
฿1.0M
Median capital
of active

New registrations per year

2022peak 245 in 20222026

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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