submission of the Unaudited standalone financial result 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: 04/11/2026 The Listing Department/ Corporate Compliance Department, BSE Limited P.J. Tower,Dalal Street, Mumbai 400001. Scrip Code: 539230. Sub: Outcome of the meeting of the Board of Directors of Company held on Wednesday 04th November 2026. Dear Sir/Madam, This is to inform that pursuant to Regulation 30(2), 30(6) and Regulation 33(3) of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, that the Board of Directors of the Company at its meeting held on Wednesday, 04th November 2026 have consider, approve and take on record the following matters, inter alia, others: 1. Un-audited Financial Results of the company for the Quarter and half year ended 30th September 2026 were noted and approved. 2. Limited Review Report from Statutory Auditor on Financial Statement for the Quarter and half year ended on 30th September 2026 was considered and noted. The meeting started at 2:00 p.m. and concluded at 02:50 p.m. today. Kindly take the above information on record. Thanking You, Yours Faithfully, For Chemiesynth (Vapi) Limited PRANALI DHOLABHAI Company Secretary & Compliance Officer Place: Vapi, Gujarat. Encl.: 1. Unaudited Financial Statement for the quarter and half year ended on 30th September 2026. 2. Limited Review Report from Statutory Auditor.