Tata Steel Subsidiary Acquires Remaining 40% Stake in TSN Wires

Tata Steel Limited, through its indirect wholly owned subsidiary The Siam Industrial Wire Company Limited (SIW) in Thailand, has acquired the remaining 40% equity stake in TSN Wires Company Limited from Nichia Steel Works Ltd. With this transaction, SIW now owns 100% of TSN Wires, making it an indirect wholly owned foreign subsidiary of Tata Steel. 

The purchase was completed for a nominal cash consideration of THB 100 (around ₹270). TSN Wires, which operates in Thailand, was initially a joint venture between SIW and Nichia Steel Works Ltd.

Strategic Purpose and Impact

The acquisition aligns with Tata Steel’s broader strategy to strengthen its South-East Asia operations. Full ownership of TSN Wires is expected to improve operational efficiency and streamline management processes across SIW and TSN Wires. 

The move also enables Tata Steel to exercise full strategic and operational control over TSN Wires, thereby fostering better synergy in the premium steel wires segment.

About TSN Wires

TSN Wires Company Limited, incorporated on 11 April 2012 in Thailand, is engaged in the manufacturing of downstream steel wires with a production capacity of 41 KTPA. Over the past 3 financial years, the company reported the following turnover figures: ₹267 crore (FY23), ₹251 crore (FY24), and ₹275 crore (FY25), along with consistent net losses and a declining net worth. 

Despite its financial performance, the acquisition reflects Tata Steel’s intent to reinforce its position in key international markets by fully integrating its joint ventures.

Read More: Tata Steel Q1 FY26 Earnings Results: Reported ₹7,480 Crore EBITDA with Strong Growth in India Operations!

Tata Steel Share Price Performance 

As of August 1, 2025, at 11:18 AM Tata Steel share price is trading at ₹154.91 per share, reflecting a decline of 1.92%. Over the past month, the stock has declined by 3.22%. The stock's 52-week high stands at ₹170.18 per share, while its low is ₹122.62 per share.

Conclusion 

Tata Steel’s full takeover of TSN Wires enhances operational control, efficiency, and its strategic presence in the South-East Asian steel market.

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