Certificate under SEBI (Depositories and Participants) Regulations, 2018

15th October, 2026 Dear Sir/Madam, National Stock Exchange of India Limited BSE Limited Exchange Plaza, Bandra Kurla Complex, Mumbai P.J. Towers, Dalal Street, Mumbai Kind Attn: Manager, Listing Department Kind Attn: Manager, Listing Department Stock Code - SONATSOFTW Stock Code - 532221 Sub: Confirmation Certificate pursuant to Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018 Pursuant to the provisions of Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, we are enclosing herewith the Compliance Certificate for the Quarter ended 30th September, 2026, received from KFin Technologies Limited, our Registrar and Share Transfer Agent. Please take the same on record. Thanking you, Yours faithfully, For Sonata Software Limited Mangal Kulkarni Company Secretary, Compliance Officer and Head Legal Encl.: As above Sonata Software Limited - SSL W: www.sonata-software.com Registered Office: 208, T V Industrial estate, 2nd Floor, S K Ahire Marg, Worli, Mumbai – 400 030 E: info@sonata-software.com Corporate Office: Tower-A, Sonata Towers, Global Village (Sattva Global City), RVCE Post, Kengeri Hobli, T: +91 80 6778 1000 Mysore Road, Bengaluru – 560059, India CIN: L72200MH1994PLC082110 Dated 05.10.2026 THE COMPANY SECRETARY SONATA SOFTWARE LTD 208, T. V. Industrial Estate 2nd Floor, S. K. Ahire Marg Worli Mumbai 400030 Sub: Confirmation Certificate in the matter of Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. Dear Sir/Madam, Pursuant to Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018, we hereby confirm that securities received from the depository participants for dematerialisation during the quarter ended September 2026, were confirmed (accepted / rejected) to the depositories by us and the securities comprised in the said certificates have been listed on stock exchanges where the earlier issued securities are listed. We also hereby confirm that the security certificates received for dematerialisation have been mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in register of members as the registered owner within 21 days. Request to kindly take the above on record. Thanking you, Yours faithfully, KFIN TECHNOLOGIES LIMITED Dnyanesh Gharote Vice President