Press Release

JYOTI STRUCTURES LIMITED Corporate Office: Valecha Chambers 6th Floor, New Link Road Oshiwara Andheri (West) Mumbai -400053 Corporate Identity No: L45200MH1974PLC017494 Ref: JSL/HO/CS/GEN/26-27/58 Date: October 26, 2026 BSE Limited, National Stock Exchange of India Limited, Phiroze Jeejeeboy Towers, Exchange Plaza, 5th Floor, Dalal Street, Fort, Plot No. C/1, G Block, Mumbai 400 001. Bandra Kurla Complex, Bandra (East), Mumbai 400 051. NSE Scrip Symbol: JYOTISTRUC BSE Scrip Code: 513250 Dear Sir/Madam, Sub: Press Release Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, please find enclosed herewith the Press Release on the “Jyoti Structures Secures ₹949.35 Crore (excluding GST) Orders from Power Grid Corporation of India for 800 kV HVDC Transmission Lines.” Kindly take the same on records. Thanking You. Yours faithfully, For Jyoti Structures Limited Sonali K. Gaikwad Company Secretary FCS 13908 Encl: As Above Nashik Factory: 52A/53A, D.Road, Satpur Industrial Complex, Nashik - 422007, Maharashtra, India Raipur Factory: 1037/1046, Sarora Ring Road, Urla Industrial Complex, Raipur - 493221, Chhattisgarh, India| Testing Station & R&D Center: Ubhade Shivar, Village - Deole, Ghoti - Bhandardara Road, Taluka - Igatpuri, Dist. - Nasik 422402| Tel.: (01-22)-4091-5000 | Website: www.jyotistructures.in JYOTI STRUCTURES LIMITED Jyoti Structures Secures ₹949.35 Crore (excluding GST) Orders from Power Grid Corporation of India for 800 kV HVDC Transmission Lines Mumbai, October 26, 2026: Jyoti Structures Limited (JSL), a listed engineering, procurement and construction (EPC) company specialising in power transmission infrastructure, has received Notifications of Award (NOAs) from Power Grid Corporation of India Limited for two packages under the ±800 kV HVDC Bipole Barmer-II and South Kalamb Transmission Lines project in Rajasthan. The combined order value is ₹949.35 crore, excluding GST. The awards cover Lot 1 under package TL01, valued at ₹474.85 crore, and Lot 2 under package TL02, valued at ₹474.50 crore. The scope includes the supply, erection, testing and commissioning of ±800 kV high-voltage direct current (HVDC) transmission lines on a total turnkey basis. Both packages carry a completion period of 38 months from the date of the respective Notifications of Award. Commenting on the development, Amit Dutta, COO, Jyoti Structures Limited, said, “We are grateful for the opportunity to contribute to India’s transmission infrastructure through projects of this scale. Our experience in the sector guides our approach to infrastructure project delivery. We look forward to working closely with Power Grid Corporation of India Limited to deliver these projects as planned.” The Power Grid awards follow JSL’s recent ₹689.93 crore order from Gujarat Energy Transmission Corporation Limited (GETCO) for the 765 kV DC Pachchham–Saykha Transmission Line project in Gujarat. JSL is also undertaking a 220 kV double-circuit transmission line project in Sri Lanka in partnership with Hayleys Fentons Limited to support the evacuation of wind power to the country’s national grid. High-voltage direct current technology enables the transmission of large volumes of electricity over long distances and plays an important role in strengthening power transmission networks. Executing such projects requires specialised engineering, detailed planning and coordination across multiple stages of delivery. JYOTI STRUCTURES LIMITED With over five decades of experience in transmission EPC, JSL brings integrated capabilities across design and engineering, manufacturing, prototype tower testing and project execution. The company has constructed more than 37,600 circuit kilometres of transmission lines and delivered over 1,800 high-voltage substation bays across India and international markets. About Jyoti Structures Limited Jyoti Structures Limited (JSL) is a listed engineering, procurement, and construction company with over five decades of experience in the power transmission sector. Incorporated in 1974, the company provides turnkey solutions across design and engineering, consultancy, prototype tower testing, manufacturing, construction, and project management. Its capabilities include high-voltage transmission lines, substations, underground cabling and optical ground wire (OPGW) projects in India and international markets.