Analysts/Institutional Investor Meet/Con. Call Updates

GMM/SEC/2026-27/47 October 28, 2026 BSE Limited NSE Limited Scrip Code: 505255 Symbol: GMMPFAUDLR Sub.: Earnings Call Intimation Ref.: Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Dear Sir/ Ma’am, Please find enclosed details of the Earnings Call on financial results for the second quarter and half year ended September 30, 2026, scheduled to be held on Thursday, November 5, 2026, at 12:00 hrs (IST). The above is being made available on the website of Company i.e. www.gmmpfaudler.com Kindly take the same on record. Thanking you. Yours faithfully, For GMM Pfaudler Limited Mittal Mehta Company Secretary & Compliance Officer FCS. No. 7848 BSE: 505255 | NSE: GMMPFAUDLR | CIN: L29199GJ1962PLC001171 | ISIN: INE541A01023 | SECTOR: ENGINEERING - HEAVY Earnings Conference Call | Q2-FY27/H1-FY27 GMM Pfaudler to announce Q2-FY27/H1-FY27 results on November 4, 2026 Earnings call on November 5, 2026 at 12:00 hrs Mumbai, India – November, 2026: GMM Pfaudler a diversified global engineering company with a heritage of more than 140 years. The Company brings together strong engineering capabilities, a cost-efficient global manufacturing footprint, and deep process know-how to help customers improve performance, reliability, and efficiency in process industries worldwide, with 20 manufacturing facilities across four continents and a strong local presence, the Company operates through four distinct global divisions: Corrosion-Resistant Technologies, Process Performance Technologies, Heavy Engineering Technologies, and Process System Technologies, to serve customers world wide, will announce their second quarter and half year ended September 2026 (Q2-FY27/H1-FY27) results on Wednesday, November 4, 2026. Following the announcement, the Management of the Company will host an Earnings Call on Thursday, November 5, 2026, at 12:00 hrs. The details are: Date/Day November 5, 2026 (Thursday) Time 12:00hrs – 13:00hrs, IST Pre-Registration Facility Click here to pre-register for the call and dial in directly (Express Join with DiamondPassTM to avoid without waiting for the operator. long queue and save time) Primary Number +91 22 6280 1309 / +91 22 7115 8210 International Toll-Free Numbers Australia – 0080014243444 Germany – 0080014243444 Hong Kong – 800964448 Japan – 00531161110 Singapore – 8001012045 UK – 08081011573 USA – 18667462133 More information is available at www.gmmpfaudler.com For details please contact: Mr. Raveen Kanabar Ms. Neha Shroff / Ms. Prerna Agrawal Senior Manager – Finance & Accounts E:neha.shroff@sgapl.net / prerna.agrawal@sgapl.net P: +91 22 6650 3900 T: +91 77380 73466 / +91 89668 55799 E: investorrelations@gmmpfaudler.com www.sgapl.net