Announcement under Regulation 30 of SEBI LODR Regulations, 2015- ESG Rating

swan/nse/bse 29th September, 2026 Dept. of Corporate Compliances Dept. of Corporate Service National Stock Exchange Limited, BSE Limited, Exchange Plaza, Plot No. C/1, G Block, P.J. Tower, Dalal Street, Fort, Bandra –Kurla Complex, Bandra-East, Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 503310 Symbol: SWANCORP Dear Sir/Madam, Sub.: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended – ESG Rating Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended read with SEBI circular No. SEBI/HO/CFD/CFD-PoD-1/P/CIR/2023/123 dated 13th July, 2023, this is to inform that Crisil ESG Ratings & Analytics Ltd. (CRISIL) has voluntarily assigned an ESG Rating of ‘Crisil ESG 59’ (Rating Category: Adequate) and Core ESG rating of 'Crisil Core ESG 65' (Rating Category: Strong) for the FY 2025-26. It is hereby clarified that the aforesaid is only an ESG Rating as distinguishable from credit rating or any other similar terminology specified in the SEBI LODR Regulation or any other circular issued by SEBI in relation thereto. A copy of this disclosure letter will be available at the official website of the Company at www.swan.co.in. This is for your information and records. For Swan Corp Limited (formerly known as Swan Energy Limited) Saptarshi Ganguly Company Secretary & Compliance Officer