Enclosed please find the intimation regarding ESG rating by CRISIL ESG Ratings & Analytics Limited

GMM/SEC/2026-27/34 August 14, 2026 BSE Limited NSE Limited Scrip Code: 505255 Symbol: GMMPFAUDLR Sub.: ESG Rating by Crisil ESG Ratings & Analytics Limited (CRISIL) Ref: Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Dear Sir/ Ma’am, This is to inform you that Crisil ESG Ratings & Analytics Limited, a SEBI registered ESG Rating Provider, vide its report dated August 13, 2026, has assigned a rating of CRISIL ESG 61 (‘Strong’ Category) to the Company based on the data pertaining to FY26, as against CSRISL ESG 50 (‘Below Average’ Category) assigned for FY25. Please note that the Company has not engaged CRISIL for ESG Rating. CRISIL has independently prepared the report based on data pertaining to FY26 of the Company available in public domain and the report is issued voluntarily by them. This is also being made available on the website of the Company at www.gmmpfaudler.com Kindly take the same on record. Thanking you. Yours faithfully, For GMM Pfaudler Ltd Mittal Mehta Company Secretary & Compliance Officer FCS No.: 7848 GMM Pfaudler Ltd. Corporate Office: 902 VIOS Tower, New Cuffe Parade, Sewri -Chembur Rd, Mumbai 400037 Registered Office & Works: Vithal Udyognagar, Anand - Sojitra Road, Karamsad - 388325 O: +91 22 6650 3900 | F: +91 2692 661888 | CIN: L29199GJ1962PLC001171 W: www.gmmpfaudler.com | E: sales@gmmpfaudler.com