Chemiesynth (Vapi) Ltdhas 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 unaudited financial results for the quarter and half year ended September 30, 2026

CHEMIESYNTH (VAPI) LIMITED Regd office: Plot No. 27, GIDC, Phase-1, Vapi – 396195, Gujarat. CIN: L24110GJ1986PLC008634, GST Reg no: 24AAACC9688H1ZC, Telephone no: 022-21010500, Web: https://www.chemiesynth.com Email id: compliance@chemiesynth.com Date: 30/10/2026 The Listing Department/ Corporate Compliance Department, BSE Limited, P.J. Tower, Dalal Street, Mumbai 400001. Scrip Code: 539230. Sub: Intimation of Board Meeting. Ref: Regulation 29 of SEBI (LODR) Regulations, 2015. Dear Sir/Madam, We hereby inform you that pursuant to regulation 29 of SEBI (Listing Obligation and Disclosure Requirement) Regulations, 2015, intimation is hereby given that the meeting of Board of Directors is scheduled to be held on Wednesday, 04th November, 2026 at registered office of the company at 02:00 PM to inter-alia, discuss, consider, and approve the following business: 1. To discuss, consider, approve and take on record the Un-Audited Financial Results of the Company for the quarter and half year ended on 30th September 2026 along with limited review report as per regulation 33 of SEBI (LODR) Regulations, 2015. 2. Any other items with the permission of the Chair and Majority of Directors. Further, in terms of SEBI (Prohibition of Insider Trading) Regulations, 2015 as amended by SEBI (Prohibition of Insider Trading) (Amendment) Regulations, 2018 and in accordance with Company’s Code of Conduct for Prevention of Insider Trading, the trading window was closed from Thursday, October 01, 2026 shall open after 48 hours of declaration of Results. Kindly take the above information on record. Thanking You, Yours Faithfully, For, Chemiesynth (Vapi) Limited Pranali Dholabhai Company Secretary & Compliance Officer Place: Vapi, Gujarat.