Please find enclosed herewith Notice of Annual General Meeting 2025-26

RHI MAGNESITA INDIA LTD. 19th & 20th Floor, DLF SQUARE, M-BLOCK, PHASE-II, JACRANDA MARG, DLF CITY, GURGAON- 122002, HARYANA, INDIA T +91 124 4299000 E corporate.india@rhimagnesita.com www.rhimagnesitaindia.com 4 September 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, Plot No. C/1, G Block, Dalal Street Bandra Kurla Complex, Bandra (East) Mumbai – 400 001, India Mumbai – 400 051, India BSE Scrip Code: 534076 NSE Symbol: RHIM Dear Sir/Madam, Sub: Submission of Annual Report for the Financial Year 2025-26 This is to inform you that the 16th Annual General Meeting ("AGM") of the Company will be held on Tuesday, 29 September 2026 at 11.00 A.M. (IST) through Video Conferencing (“VC”)/ Other Audio-Visual Means (“OAVM”) in compliance with the relevant circulars issued by the Ministry of Corporate Affairs and the Securities and Exchange Board of India. Pursuant to Regulation 34(1) of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("SEBI Listing Regulations"), the Annual Report of the Company along with the Notice of AGM for the financial year 2025-26, being sent through electronic mode to the members whose e-mail id is registered with the Company/ National Security Depository Limited/ Central Depositories Services (India) Limited and Skyline Financial Services Private Limited, Registrar & Transfer Agent (‘RTA’) of the Company, is attached. The letters providing the Company’s weblink to access the Annual Report for the FY 2025-26, are being sent to the members whose email addresses are not registered with the Company/ National Security Depository Limited/ Central Depositories Services (India) Limited and Skyline Financial Services Private Limited, Registrar & Transfer Agent (‘RTA’). The notice of AGM and Annual Report 2025-26 is also uploaded on the website of the Company i.e. https://www.rhimagnesitaindia.com/uploads/pdf/628pdctfile_annualreport_2025-26.pdf This is for your record and reference. Yours faithfully, For RHI Magnesita India Limited Sanjay Kumar Company Secretary (ICSI Membership No. ‐17021) ISIN: INE743M01012 ISIN:INE743M01012 National Securities Depository Limited Central Depository Services (India) Limited 4th Floor, 'A' Wing, Trade World, Unit No. 2501, Marathon Futurex, Kamala Mills Compound, Senapati Bapat Marg, Mafatlal Mills Compounds, N M Joshi Marg, Lower Parel, Mumbai ‐ 400 013 Lower Parel (E), Mumbai – 400013 Skyline Financial‐Services Pvt. Ltd. D‐153 A, 1st Floor, Okhla Industrial Area, Phase I, New Delhi‐110020 Registered Office: Unit No.705, 7th Floor, Lodha Supremus, Kanjurmarg Village Road, Kanjurmarg (East), Mumbai-400042, T +91 22 49851200 CIN: L28113MH2010PLC312871 Corporate Overview | Statutory Reports | Financial Reports Driving Progress in an Ever Changing World In a world of constant change and future. We continue to strengthen our uncertainty, RHI Magnesita India people, advance technologies and continues to drive progress and processes-building an organization consistently creating value for all our that learns continuously and adapts stakeholders. Anchored in resilience, with speed and precision. Our discipline, and purpose, we have commitment to sustainable value navigated evolving challenges with creation is reflected in disciplined clarity-transforming complexity into execution, a culture of continuous opportunity through innovation, improvement, and a long-term agility, and strategic focus. approach that aligns performance with responsibility. By embedding During the year, our unwavering resilience into every aspect of how focus on operational excellence and we operate and lead, we are not only customer-centricity has enabled us responding to a changing world- to deliver resilient performance and we are actively shaping it, creating strengthened our position as a trusted enduring value today while building partner to India’s core industries. strong, future-ready foundations for Driving progress at RHI Magnesita tomorrow. India means investing with intent in the capabilities that will shape the RHI Magnesita India Limited | Annual Report 2025-26 Corporate Information Chairman Parmod Sagar, Non-Executive Director Independent Directors Nazim Sheikh Sonu Chadha Kamal Sarda Board of Directors Priyabrata Panda (as on August 14, 2026) Non-Executive Directors Gustavo Lucio Goncalves Franco Alvaro Martin Executive Director Pankaj Malhan, Managing Director & CEO Chief Financial Officer Azim Syed Company Secretary Sanjay Kumar Statutory Auditors B S R & Co. LLP, Chartered Accountants Secretarial Auditors Naresh Verma & Associates Cost Auditors K. G. Goyal & Associates Internal Auditors Chaturvedi & Partners Unit No. 705, 7th Floor, Lodha Supremus, Kanjurmarg Village Road, Kanjurmarg (East), Mumbai, Maharashtra - 400 042 Registered Office T: +91 22 49851200 E: corporate.india@rhimagnesita.com W: www.rhimagnesitaindia.com 19th & 20th Floor, DLF Square, M-Block, Phase II, Jacaranda Marg, DLF City, Gurugram, Haryana 122002 Corporate Office T: +91 124 4299000 E: corporate.india@rhimagnesita.com W: www.rhimagnesitaindia.com Corporate Identity L28113MH2010PLC312871 Number International Securities INE743M01012 Identification Number (ISIN) Corporate Overview | Statutory Reports | Financial Reports BSE Limited Stock Code: 534076 Stock Code National Stock Exchange of India Limited Stock Code: RHIM Skyline Financial Services Pvt. Ltd. D-153 A, 1st Floor, Okhla Industrial Area, Share Registrar and Phase-I, New Delhi - 110 020 Transfer Agent T: + 91 - 11 - 40450193-97 E: admin@skylinerta.com; grievances@skylinerta.com W: www.skylinerta.com Bhiwadi: SP-148 A+B, RIICO Industrial Area, Bhiwadi, Dist.-Alwar, Rajasthan - 301019 Cuttack: Village- Bainchua, Damaka Village Road, Thana-Tangi, Cuttack, Odisha - 754022 Visakhapatnam: Survey No. 255, 256, 303, 305, Venkatapuram, Munagapaka Mandal, Visakhapatnam, Andhra Pradesh - 531021 Jamshedpur: M-20 (P), Vith Phase, Industrial Area, Plants Gamharia, Jamshedpur, Jharkhand - 832108 Dalmiapuram: Dalmiapuram, Lalgudi P.O. Kallakudi, Dist. Tiruchirapalli, Tamil Nadu - 621651 Khambalia: P.O. Box 10, Jam-Khambalia, Dist. Devbhumi Dwarka, Gujarat - 361305 Rajgangpur: Sundargarh, Rajgangpur, Odisha - 770017 Katni: Plot No. 8 and 13, Lamtara Phase III Industrial Area, Chaka Bypass, Lamtara, Katni, Madhya Pradesh - 483501 Palghar: Gala No. 18, Noble Industrial Estate No.1, Navghar Vasai Road (East), Palghar, Mumbai - 401202 Mechanism Plants Palghar: Unit No. 6, S. No. 10, H. No.1 & 2, Arjun Velji Udyog No.1, Waliv Vasai (East), Palghar, Thane, Maharashtra - 401208 Chiraipani: Village-Chiraipani, PO-Patrapali, Police Station-Katra Road, Dist.- Raigarh, Chhattisgarh - 496005 Mines Bhikampali: Village-Bhikampali, Police Station, Rengali, Sub-Division (Taluka)-Lakhanpur, Dist. Jharsuguda, Odisha-768226 RHI Magnesita India Limited | Annual Report 2025-26 STNETNOC 01 o Building the Future of Cement together 33 at India Refractory Techno Forum – Meghalaya Messages o The RHI Magnesita India Refractory 34 Techno Forum 2.0 - Vizag Edition • Chairman 8 o Advancing Sustainable Refractory 35 • Managing Director & CEO 13 Solutions at the 5th Indian Steel & 2nd • Chief Financial Officer 15 Refractory Conference o Supporting the Green Steel Transition 36 Through Sustainable Refractory Solutions 02 • Board Visit Highlights Operational 37 Excellence and Strong Performance • RHI Magnesita strengthens steel flow 38 Corporate Overview control offering through acquisition of Ashwath Technologies in India • Profile of Board of Directors 18 • RHI Magnesita India Leading Industry- 39 • Financial Highlights 22 Academia Collaboration in Refractory • CSR Initiatives and Impact 40 • In Media 44 Strategic Initiatives and Key Achievements Management Discussion & 68 • An Unwavering Commitment to ‘Safety 24 Analysis Report First’ • Creating Value for Customers with 27 Innovation o Advancing Steel Making Automation 27 with I [Showing first 8,000 characters — download PDF for full document]