Revision of list of Senior Management Personnel of the Company

Ref. No: HSCL / Stock-Ex/2026-27/82 Date: 30/10/2026 E-mail: monika@himadri.com Ref: Listing Code: 500184 Ref: Listing Code: HSCL BSE Limited National Stock Exchange of India Ltd Department of Corporate Services Exchange Plaza, C-1, Block-G P. J. Towers, 25th Floor, Bandra Kurla Complex, Dalal Street, Bandra (E) Mumbai- 400 001 Mumbai- 400 051 Dear Sir/ Madam, Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) – Revision of list of Senior Management Personnel of the Company Dear Sir/ Madam, This has reference to our earlier intimation dated 29 May 2018, 13 February 2020, 13 August 2021 and 15 July 2025 and pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) read with Schedule III of the SEBI Listing Regulations and other applicable provisions of the SEBI Listing Regulations, we would like to inform you that consequent to the change in reporting on account of organisational restructuring, upon recommendation of Nomination & Remuneration Committee, the Board of Directors on 30 October 2026 has approved the following revised list of Senior Management Personnel within the meaning of Regulation 16(1)(d) of the SEBI Listing Regulations. Senior Management pursuant to Regulation 16(1)(d) of the SEBI Listing Regulations 1. Mr. Kamlesh Kumar Agarwal - Chief Financial Officer 2. Ms. Monika Saraswat - Company Secretary & Compliance Officer 3. Mr. Monojit Mukherjee - Business President, Carbon Black Division 1. Mr. Somesh Satnalika - Executive Vice President, Tyre and Strategy 2. Dr. Soumen Chakraborty - Business President, Treated Black Division 3. Mr. Soumyodeep Bhattacharya - Business President, CTD & SNF We request you to kindly take on record the same. Thanking you, Yours faithfully, For Himadri Speciality Chemical Ltd (Company Secretary & Compliance Officer) ACS: 29322