Certificate under SEBI (Depositories and Participants) Regulations, 2018

SEC/026/2026-27 July 02, 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 Tel No. 022- 22723121 Tel No.: 022- 26598100 SCRIP CODE: 523704 SYMBOL: MASTEK ISIN: INE759A01021 Dear Sir(s) / Ma’am(s), Sub: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended June 30, 2026 Pursuant to Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, we enclose herewith certificates issued by KFin Technologies Limited, Registrar to an Issue and Share Transfer Agent of the Company confirming the compliance of Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018. Request you to take the above on your records. Yours faithfully For Mastek Limited Reena Raje Company Secretary & Compliance Officer Membership No.: A21440 Encl: Certificate issued by Registrar to an Issue and Share Transfer Agent 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 KFIN/MAST/CDSL/74(5) E/1 Date: 01‐07‐2026 CENTRAL DEPOSITORY SERVICES (INDIA) LIMITED REGD OFF: MARATHON FUTUREX, A WING 25TH FLOOR NM JOSHI MARG LOWER PAREL (EAST) MUMBAI ‐ 400 023 Dear Sir(s), Sub: Certificate under Regulation 74(5) for the quarter ended June 30,2026 We as Registrar to an Issue and Share Transfer Agent of the MASTEK LTD, certify that the details of securities dematerialized/rematerialized during the aforesaid period, as required under Regulation 74(5) of SEBI (Depositories and participants) Regulations 2018 have been furnished to all the Stock Exchanges where the shares of the company are listed. Thanking You Yours faithfully, for KFIN TECHNOLOGIES LIMITED ANANDAN K ASSISTANT VICE PRESIDENT CC TO: MASTEK LTD 804 / 805, PRESIDENT HOUSE OPP C N VIDYALAYA, NEAR AMBAWADI CIRCLE AHMEDABAD ,GUJARAT 380006 KFIN/MAST/NSDL/74(5) E/1 Date: 01‐07‐2026 NATIONAL SECURITIES DEPOSITORY LIMITED TRADE WORLD 4TH FLOOR KAMALA MILLS COMPOUND SENAPATI BAPAT MARG LOWER PAREL MUMBAI ‐ 400 013 Dear Sir(s), Sub: Certificate under Regulation 74(5) for the quarter ended June 30,2026 We as Registrar to an Issue and Share Transfer Agent of the MASTEK LTD, certify that the details of securities dematerialized/rematerialized during the aforesaid period, as required under Regulation 74(5) of SEBI (Depositories and participants) Regulations 2018 have been furnished to all the Stock Exchanges where the shares of the company are listed. Thanking You Yours faithfully, for KFIN TECHNOLOGIES LIMITED ANANDAN K ASSISTANT VICE PRESIDENT CC TO: MASTEK LTD 804 / 805, PRESIDENT HOUSE OPP C N VIDYALAYA, NEAR AMBAWADI CIRCLE AHMEDABAD ,GUJARAT 380006