Press Release

SIIL/SID/OF/Letter-47 BSE Limited, To, Listing Department, The listing department, Phirozejeebhoy Towers, National Stock Exchange of India Limited, Dalal Street- Fort, Exchange Plaza, Bandra Kurla Complex, Mumbai- 400 001 Bandra (East), Mumbai- 400051 Scrip Code – 532904 NSE Symbol: SUPREMEINF Ref: Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (‘SEBI Listing Regulations’) PRESS RELEASE Supreme Infrastructure India Limited Announces Significant Reduction in Corporate Guarantee Exposure Mumbai | September 09, 2026: Supreme Infrastructure India Limited (“SIIL” or the “Company”) is pleased to announce a significant reduction in its corporate guarantee exposure pursuant to a court-approved amicable resolution plan relating to its erstwhile subsidiary, Kopargaon Ahmednagar Tollways (Phase I) Private Limited. This also marks completion of one milestone in. Company’s endeavour to reduce it’s corporate guarantee exposure towards the various subsidiaries. Under the resolution plan, the Company’s earlier corporate guarantee exposure of approximately ₹180 crore has been reduced to the resolution plan value of ₹36.51 crore, thereby reducing the potential exposure by approximately ₹143.49 crore, or nearly 80%. The resolution plan provides for settlement of various claims and business requirements for an aggregate amount of ₹3,651 lakh (₹36.51 crore). The Company believes that this represents a significant step towards minimizing and mitigating the invocation risk associated with the corporate guarantee and substantially reducing the Company’s contingent liability exposure. As per the terms of the approved resolution plan, upon payment of the last tranche in accordance with the agreed payment schedule and fulfilment of the applicable terms and covenants, the claims of the concerned Financial Creditors shall stand resolved, settled and extinguished in accordance with the resolution plan. The associated corporate guarantees, charges, liens and encumbrances shall thereafter be released in accordance with the approved terms. The receivable from Client against the claims that Kopargaon Ahmednagar Tollways (Phase I) Private Limited has post payment to lenders shall also stay with Company. The Company will undertake the requisite formal process with the respective Financial Creditors for release of the guarantees upon fulfilment of the applicable conditions under the resolution plan. The management believes that the substantial reduction in the corporate guarantee exposure from ₹180 crore to ₹36.51 crore, together with the proposed release of the underlying guarantees upon completion of the resolution plan, is a significant milestone in reducing legacy contingent liabilities and strengthening the Company’s financial position. About Supreme Infrastructure India Limited SUPREME INFRASTRUCTURE INDIA LTD. Supreme House, Plot No. 94/C, Pratap Gad, Opp. I.I.T Main Gate, Powai, Mumbai- 400076. Tel: + 91 22 6128 9700 Fax : + 91 22 6128 9711 Website : www.supremeinfra.com CIN No: L74999MH1983PLC029752 SIIL/SID/OF/Letter-48 Supreme Infrastructure India Limited (“SIIL”) is an integrated engineering and construction company established in 1983, with experience in executing infrastructure projects across India. Headquartered in Mumbai, the Company has been listed on the National Stock Exchange of India (NSE) and BSE Limited (BSE) since 2007. SIIL operates across diverse infrastructure segments, including roads and highways, bridges, power, water and sewage systems, EPC projects, BOT projects, and construction, development and maintenance services. The Company also has in-house capabilities comprising crushing plants, asphalt plants, wet mix plants and ready-mix concrete facilities, supporting greater operational control and execution efficiency. Over the years, SIIL has built experience across diverse geographies and challenging terrains, supported by its execution capabilities and sector expertise. BSE Scrip Code: 532904 NSE Symbol: SUPREMEINFRA ISIN: INE550H01011 For further information, please visit: www.supremeinfra.com For and on behalf of Supreme Infrastructure India Limited Authorized Signatory Name: Sidharth Jain Designation: Chief Financial Officer SUPREME INFRASTRUCTURE INDIA LTD. Supreme House, Plot No. 94/C, Pratap Gad, Opp. I.I.T Main Gate, Powai, Mumbai- 400076. Tel: + 91 22 6128 9700 Fax : + 91 22 6128 9711 Website : www.supremeinfra.com CIN No: L74999MH1983PLC029752