Bagging/Receiving of orders/contracts

WCL/SEC/2026 20th August, 2026 BSE Ltd. National Stock Exchange of India Ltd. Listing Department, Exchange Plaza, P. J. Towers, Dalal Street, Bandra-Kurla Complex, Mumbai – 400 001. Bandra (E), Mumbai – 400 051. (Scrip Code: Equity - 532144), (Symbol: WELCORP, Series EQ) (NCD – 973309) Dear Sirs/ Madam, Sub: Welspun Corp Secures Largest-Ever Single Order in Company History — Valued at approx USD 1.8 Billion (~₹17,200 Crore) — for Supply of Pipes from its USA Manufacturing Facility Ref.: a. Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) b. ISIN: INE191B01025 Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform the Exchange of a landmark achievement for the Company. We are pleased to inform that Welspun Corp Limited has secured the largest single order in its history — valued at approx USD 1.8 billion (~₹17,200 Crore) — for the supply of pipes from its manufacturing facility in the United States of America. This record-breaking order is the single largest ever awarded to the Company and marks a defining milestone in its global growth trajectory, reaffirming its leadership position as a trusted, large-scale partner to the global energy and infrastructure sector. The order will be executed between FY 2028 & FY 2029. This order substantially strengthens the Company's order book, enhances multi-year revenue visibility, and stands as a strong validation of the scale, quality, and execution capability of its operations. It also reflects deep and growing confidence, the major global energy players place in Welspun as a preferred partner for large, complex, mission-critical pipe infrastructure projects. The order book & the trust of our valued partners firmly positions the Company for sustained, long- term growth in the North American energy infrastructure market. This landmark win is also a testimony of Company's long-term strategy of expanding global manufacturing capacity and deepening relationships with marquee international clients. With this order, the Company's global order book stands at a record USD 4.4 billion (~₹42,100 Crore) — the highest in its history. This is for your information and records. Thanking you. Yours faithfully, For Welspun Corp Limited Kamal Rathi Company Secretary and Compliance Officer ACS-18182