Transchem Ltd-has informed BSE that the meeting of the Board of Directors of the Company is scheduled on 04/11/2026 ,inter alia, to consider and approve the Un-Audited Financial Results (Standalone and Consolidated) for the quarter and half-year ended September 30, 2026.

October 27, 2026 Listing Compliance Department BSE Limited, Phiroze Jeejeebhoy Towers, Dalal Street, Fort Mumbai — 400 001. REF: SCRIP CODE: 500422 ISIN: INE019B01010 Dear Sir /Madam, Subject: Prior Intimation of Board Meeting under Regulation 29 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) Pursuant to Regulation 29 of the SEBI Listing Regulations, this is to inform you that the meeting of the Board of Directors of Transchem Limited (“Company”) is scheduled to be held on Wednesday, November 04, 2026, inter alia, to consider and approve the Un-Audited Financial Results (Standalone and Consolidated) for the quarter and half-year ended September 30, 2026. Further, in terms of the provisions of Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, as amended from time-to-time, and in accordance with the Company’s Code of Conduct for Prevention of Insider Trading, the Company has intimated the closure of the Trading Window for all Designated Persons and their immediate relatives for trading in the Company’s securities w.e.f. October 01, 2026, which shall remain closed till the expiry of 48 hours from the date of the said Un-audited Financial Results being made available publicly. The above information shall also be made available on the website of the Company at www.transchem.net Kindly take the same on your records. Thanking You, Yours Faithfully, For Transchem Limited Neeraja Karandikar Company Secretary ACS: 10130 CIN: L66120MH1976PLC019327 Registered Office: 111, Maker Chambers IV, 11th Floor, Nariman Point, Mumbai - 400021 Tel.: +91 22 43347000 Fax: + 91 22 43347002 E-mail: secretary@transchem.net Website: www.transchem.net