Re-appointment of Richard Stiennon as Non Executive Independent Director

Ref. No.: QHTL/Sec/SE/2026-27/43 September 24, 2026 To, To, The Manager, The Manager, Corporate Services, Corporate Services, BSE Limited, National Stock Exchange of India Limited, 14th Floor, P J Towers, Dalal Street, Exchange Plaza, Bandra Kurla Complex, Mumbai – 400001 Bandra (E), Mumbai – 400051 Ref: Security ID: QUICKHEAL Symbol: QUICKHEAL Security Code: 539678 Series: EQ Sub: Intimation of re-appointment of Mr. Richard Stiennon as Non-Executive Independent Director. Dear Sir/Madam, This is to inform you that the Shareholders of the Company, at the 31st Annual General Meeting held on Wednesday, September 23, 2026, inter alia, approved re-appointment of Mr. Richard Stiennon (DIN: 09324046) as Non-Executive Independent Director of the Company, for a second term of five consecutive years, with effect from September 27, 2026, to September 26, 2031. The requisite disclosures as per Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with SEBI Master Circular No. HO/49/14/14(7)2025- CFD-POD2/I/3762/2026 dated January 30, 2026, is enclosed as Annexure I. This is for your information and records. Sincerely, For Quick Heal Technologies Limited Vikram Dhanani Compliance Officer ANNEXURE A Sr. No. Details of Event that needs to be provided Information of such events 1 Name of the Director / KMP / Senior Mr. Richard Stiennon Management Personnel 2 Reason for change viz. re-appointment Re-appointment as an Non-Executive Independent Director 3 Date of Appointment September 27, 2026 4 Brief Profile (in case of appointment) Mr. Richard Stiennon is Chief Research Analyst at ITHarvest, the firm that he founded in 2005 and sits on the advisory Board of several startups. He is the author of Security Yearbook 2025: A History and Directory of the IT Security Industry and Guardians of the Machine Age: Why AI Security Will Define the Future of Digital Defense. He also wrote Surviving Cyberwar (Government Institutes, 2010) and Washington Post Best Seller, There Will Be Cyberwar. He has a Bachelor of Science in Aerospace Engineering and earned his MA in War in the Modern World from King’s College, London. 5 Disclosure of relationships between Mr. Richard Stiennon is not related to directors (in case of appointment of a any Director of the Company. director) 6 Information as required under BSE circular Mr. Richard Stiennon is not debarred Number LIST/COM/14/2018-19 and NSE from holding the office by virtue of SEBI circular no. NSE/CML/2018/24 dated 20th Order or any other authority. June, 2018 7 Letter of resignation along with detailed Not Applicable reason for resignation 8 Names of listed entities in which the Not Applicable resigning Independent Director holds directorships, indicating the category of directorship and membership of board committees, if any. 9 The independent director shall, along with Not Applicable the detailed reasons, also provide a confirmation that there is no other material reasons other than those provided. 10 Confirmation in compliance with SEBI Mr. Richard Stiennon is not debarred Letter dated June 14, 2018 read along with from holding the office by virtue of SEBI Exchange Circular dated June 20, 2018 Order or any other authority. (Affirmation that the person proposed to be appointed as Director is not debarred from holding the office by virtue of any SEBI Order or any other authority)