Brand profile · Construction

The Siam Industrial Wire Co., Ltd.

The Siam Industrial Wire Co., Ltd. is a Construction brand in Ban Khai, Rayong. Ownership is privately held; it publishes at siw.co.th. It holds one address on record, all in Thailand. The record counts 102 people. It is listed alongside six similar brands, mostly in Construction.

Profile live Privately Held Founded 1994 1 office country

Key facts

Counted staff
102
self-reported band not used
Founded
1994
32 years
Legal entities
None matched
Office countries
1
1 address
Funding rounds
None on record
Company type
Privately Held
self-reported
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Description

The Siam Industrial Wire Company Limited (SIW) is a member of NatSteel Holdings and a wholly owned subsidiary of Tata Steel group. With an annual production of 200,000 tonnes, SIW is one of ASEAN's largest manufacturers of pre-stressed concrete steel products. It manufactures pre-stressed concrete strand, PE unbounded strand, pre-stressed concrete wire, cold drawn wire, hard drawn wire and welded wire mesh and distributes these quality products throughout Europe, Oceania, Middle East, America, Africa and Asia.

The Siam Industrial Wire is one of the world’s leading steel wire makers. We are relentless in our pursuit for excellence in product quality and innovation. We take pride in being able to anticipate your needs and provide tailored solutions for each of your requirements. We strive to exceed expectations.

Locations

Country footprint

Offices in 1 countryCountry footprint: 1 country, primary TH. Codes: TH.1 countryprimary THTH
Show as table · Offices in 1 country
Offices in 1 country
Countries1
Primary countryTH

All codes: TH

Addresses

  • TH160 Moo11, Nonglalok; Ban Khai, Rayong 21120Primary

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Spending power

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Signals & hiring

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Financials

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People & contacts

4 employee profiles on record · names withheld.

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FAQ

How many people work at The Siam Industrial Wire Co., Ltd.?

The record holds 102 counted staff profiles at January 2026. Its self-reported band sits above that count and is not published as a headcount.

Where does The Siam Industrial Wire Co., Ltd. have offices?

One address on record, Thailand only. Primary: 160 Moo11, Nonglalok, Ban Khai, Rayong 21120.

Has The Siam Industrial Wire Co., Ltd. raised funding?

None linked to this brand.

Which companies are listed alongside The Siam Industrial Wire Co., Ltd.?

4 profiles list The Siam Industrial Wire Co., Ltd. as a peer — 76th percentile in Construction. It lists ten peers of its own. TSN Wires Co., Ltd. and South Malaysia Industries Berhad list it back.

What is The Siam Industrial Wire Co., Ltd.'s website?