Cessation of Directorship upon Completion of Tenure of an Independent Director

SEC/053/2026-27 September 04, 2026 Listing Department Listing Department BSE Limited The National Stock Exchange of India Limited 25th Floor, Phiroze Jeejeebhoy Towers Exchange Plaza, C-1, Block G, Dalal Street, Fort, Bandra Kurla Complex, Mumbai-400 001 Bandra (E), Mumbai – 400 051 SCRIP CODE: 523704 SYMBOL: MASTEK ISIN: INE759A01021 Dear Sir(s) / Ma’am(s), Sub: Cessation of Directorship upon Completion of Tenure as Independent Director Ref: Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements), Regulations, 2015 Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements), Regulations, 2015 (“SEBI Listing Regulations”), we wish to inform you that, Ms. Marilyn Jones (DIN – 10301799) has completed her tenure as an Independent Director of the Company on September 04, 2026 (closing business hours) and consequently ceases to be an Independent Director of the Company with effect from September 04, 2026. The Board of Directors and Management of the Company places on record its deep appreciation for the invaluable contributions, guidance and services rendered by Ms. Marilyn Jones during her tenure as an Independent Director. The details as required under Regulation 30 of the Listing Regulations read with SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, is attached herewith as an “Annexure-A”. We request you to please take the same on record. Yours faithfully, For Mastek Limited Reena Raje Company Secretary & Compliance Officer Membership No. A21440 Mastek Limited 804/805, President House, Opp. C. N. Vidyalaya, Near Ambawadi Circle, Ahmedabad – 380 006 Tel: +91-79-2656-4337 | Email: info@mastek.com | Web: www.mastek.com | CIN: L74140GJ1982PLC005215 Annexure – A CESSATION OF MS. MARILYN JONES, NON-EXECUTIVE INDEPENDENT DIRECTOR OF THE COMPANY. Sr. Particulars Details 1. Reason for change viz. appointment, re- Cessation (Completion of tenure as an appointment, resignation, removal, death or Independent Director). otherwise 2. Date of appointment/re-appointment/cessation (as With effect from close of business hours applicable) & term of appointment/re-appointment on September 04, 2026. 3. Brief profile (in case of appointment) Not Applicable. 4. Disclosure of relationships between directors (in Not Applicable. case of appointment of a director) Mastek Limited 804/805, President House, Opp. C. N. Vidyalaya, Near Ambawadi Circle, Ahmedabad – 380 006 Tel: +91-79-2656-4337 | Email: info@mastek.com | Web: www.mastek.com | CIN: L74140GJ1982PLC005215