L&T Wins Offshore Orders (Major*) from ONGC

Larsen & Toubro Limited e LARSEN & TOUBRO Secretarial Department L&T House, Ballard Estate Narottam Morarjee Marg Mumbai - 400 001, INDIA Tel: +91 22 6752 5656 Fax: +91 22 6752 5858 www.Larsentoubro.com Email: igrc@larsentoubro.com CIN:L99999MH1946PLC004768 SEC/2026 August 7, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jejeebhoy Towers, Exchange Plaza, 5th Floor Dalal Street, Plot No.C/1, G Block MUMBAI - 400 001 Bandra-Kurla Complex STOCK CODE: 500510 Bandra (E), Mumbai - 400 051 STOCK CODE: LT Dear Sirs, Re : L&T Wins Offshore Orders (Major*) from ONGC We enclose herewith a copy of Press Release that is being issued by the Company today, in connection with the above. We request you to take note of the same. Thanking you, Yours faithfully, for LARSEN & TOUBRO LIMITED SUBRAMANIAN NARAYAN COMPANY SECRETARY & COMPLIANCE OFFICER (ACS 16354) An ISO 9001:2015 Certified Department {fiJ & LARSEN TOUBRO www lc1rsentoubrn com L&T House L&T Press Release Ballard Estate, Mumbai 400 001 Tel: 91 22 6752 5656 Issued by Corporate Brand Management & Communications CIN: L99999MH1946PLC004768 L&T Wins Offshore Orders (Major*) from ONGC Mumbai, August 07, 2026: L&T Energy Hydrocarbon Offshore (LTEH Offshore) has secured a batch of orders from the Oil & Natural Gas Corporation (ONGC) for the Pipeline Replacement Project (PRP-X) and Well Head Platforms Project off India's west coast. PRP-X involves engineering, procurement, construction, installation and commissioning (EPCIC) of multiple subsea pipeline segments, along with associated modification works across ONGC’s offshore fields. The Well Head Platforms Project involves EPCIC of four Well Head Platforms. LTEH Offshore is a leading provider of integrated EPCIC solutions for the offshore oil and gas industry. Supported by robust in-house engineering capabilities, world-class fabrication facilities and a dedicated fleet of marine vessels, it has successfully delivered complex shallow-water and deep-water developments across global markets. Over the past four decades, the business has executed a wide range of offshore projects, including fixed platforms, subsea pipelines and structures, brownfield upgrades, as well as decommissioning assignments. Commenting on the order win, Mr Parthasarathi Chatterjee, Senior Vice President & Head – L&T Energy Hydrocarbon Offshore, said: “These orders reaffirm LTEH Offshore’s position as a trusted partner in the development of India’s offshore energy infrastructure. They reflect the confidence customers place in our integrated EPCIC capabilities, extensive project execution experience and unwavering commitment to safety and operational excellence. We look forward to delivering these projects to ONGC and contributing to the nation’s energy aspirations”. Background: Larsen & Toubro is a USD 32 billion Indian multinational engaged in EPC Projects, Hi-Tech Manufacturing, Products and Services, operating across diverse domains and multiple geographies. With a strong impetus towards AI & technology, customer–focussed approach and the constant quest for top-class quality have enabled L&T to attain and sustain leadership in its major lines of business for eight decades. *Order Classification Classification Significant Large Major Mega Ultra-Mega Value in ₹ Cr 1,000 to 2,500 2,500 to 5,000 5,000 to 10,000 10,000 to 15,000 >15,000 Media Contact: Sumeet Chatterjee Head - Corporate Brand Management & Communications sumeet.chatterjee@larsentoubro.com Sensitivity: LNT Construction Internal Use