Private company

Sahaviriya Steel Industries

Logo: The logo may be obtained from Sahaviriya Steel Industries., Non-free logo, via Wikipedia3

Thai steel-making company

Sahaviriya Steel Industries PCL or simply SSI (Thai: บริษัท สหวิริยาสตีลอินดัสตรี จำกัด (มหาชน)) is a Thai multinational steel-making company headquartered in Bangkok, Thailand. It was the largest steel sheet producer in Southeast Asia with annual capacity of 4 million tonnes of hot rolled coil, and the largest steel company in Thailand.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1990Founded1
  • HeadquartersBangkok1
  • Legal formpublic limited company1

Sahaviriya Steel Industries PCL or simply SSI (Thai: บริษัท สหวิริยาสตีลอินดัสตรี จำกัด (มหาชน)) is a Thai multinational steel-making company headquartered in Bangkok, Thailand. It was the largest steel sheet producer in Southeast Asia with annual capacity of 4 million tonnes of hot rolled coil, and the largest steel company in Thailand.2

Timeline

  1. 1990Founded Founded1

Sources

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