Resignation of Mrs. Sonam Sharma, Company Secretary of the Company w.e.f. August 17, 2026.

DEEPAKCHEMTEX LTD August 18, 2026 The Listing Compliance Department BSE Limited Phiroze Jeejeebhoy Towers Dalal Street Mumbai – 400001 Scrip Code.: 544036 Subject: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015- Resignation of Company Secretary & Compliance Officer Dear Sir/Madam, In terms of Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended from time to time, we hereby inform you that Mrs. Sonam Sharma, Company Secretary and Compliance Officer (Key Managerial Personnel) of the Company has tendered her resignation from the position of Company Secretary and Compliance Officer of the Company vide her resignation letter dated 17th August, 2026 due to unavoidable circumstances. Further, she has confirmed that there are no other material reasons for the resignation other than those provided in her resignation letter. The copy of Resignation Letter giving detailed reason for her resignation is attached herewith. Disclosure under Regulation 30 of the SEBI Listing Regulations read with SEBI Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, is annexed herewith. Kindly take the same on record. Thanking you. Yours faithfully, For Deepak Chemtex Limited Saurabh Deepak Arora Managing Director DIN: 00404150 Email id: saurabh@deepakchemtex.in Corporate Office: Factory Address: 501, Aston Bldg., Sundervan Complex, No. 28/1A , Village Awashi, Lote Parshuram, Shastri Nagar, Andheri (W), Mumbai, Tal. Khed, District Ratnagiri, Maharashtra, India-400053 Maharashtra, India – 415722 CIN: L24110PN1997PLC211935 DEEPAKCHEMTEX LTD Disclosure under Regulation 30 of the SEBI Listing Regulations read with SEBI Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 Sr. Particulars Disclosure of details 1. Reason for change viz, Mrs. Sonam Sharma (ACS-52445) has resigned appointment, resignation, from the position of Company Secretary and removal, death or otherwise Compliance Officer of the Company with effect from the close of business hours of August 17, 2026 due to unavoidable circumstances. 2. Date of Resignation August 17, 2026 3. Brief Profile (in case of Not Applicable appointment) 4. Disclosure of relationships Not Applicable between Directors 5. Resignation letter with detailed Enclosed with this disclosure reasons Corporate Office: Factory Address: 501, Aston Bldg., Sundervan Complex, No. 28/1A , Village Awashi, Lote Parshuram, Shastri Nagar, Andheri (W), Mumbai, Tal. Khed, District Ratnagiri, Maharashtra, India-400053 Maharashtra, India – 415722 CIN: L24110PN1997PLC211935 From:- 17/08/2026 Sonam Sharma F/403, Shri Marigold CHS Ltd Valley of Flowers Thakur Village, Kandivali East Mumbai – 400 101 The Board of Directors Deepak Chemtex Limited Aawashi, 28/1A, A/P Adgul Aawashi, Lote, Ratnagiri MH 415722 Sub: Resignation from the post of Company Secretary Dear Sir/Madam, This is to inform you that due to unavoidable circumstances, I am not in the a position to render my services as Company Secretary of the Company. I, therefore, hereby tender my resignation from the post of Company Secretary of the company with immediate effect. You are requested to accept the resignation at the earliest and confirm me the same. Thanking You, Yours Faithfully (Sonam Sharma)