Certificate under Reg 74(5)

THRU ONLINE FILING October 6, 2026 The Secretary, BSE Ltd. Phiroze Jeejeebhoy Towers Dalal Street Mumbai 400 001 Scrip Code: 524218 Dear Sir, Sub.: Submission of Certificate under Regulation 74(5) of the SEBI [Depositories and Participants) Regulations, 2018 for the quarter ended September 30, 2026. In Compliance with Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 we are enclosing herewith a copy of the Certificate received from M/s. Adroit Corporate Services Private Limited, the Registrar and share Transfer Agent of the Company, for the quarter ended September 30, 2026. Kindly take the above on record and oblige. Thanking you,. Yours faithfully, For Resonance Specialties Limited Vaibhavi Shah Company Secretary & Compliance Officer ACS: 72229 Encl.: As Above 03 October 2026 RESONANCE SPECIALTIES LIMITED PLOT NO. 54D KANDIVLI INDUSTRIAL ESTATE KANDIVLI WEST MUMBAI 400067 Subject: Confirmation Certificate in the matter of Regulation 74(5) of Securities and Exchange Board of India (Depositories and participants) Regulations, 2018. Dear Sir/Madam, In reference to the above captioned regulation,we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th September,2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also 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 regist- ered owner within 15 days. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For Adroit Corporate Services Pvt. Ltd. Authorized Signatory. 19-20 Jaferbhoy Industrial Estate, Makwana Road, Marol Naka, Andheri (E), Mumbai, Maharashtra, 400 059. Tel: 022 - 4227 0400, 2859 4060. Fax: 2850 3748. Email: info@adroitcorporate.com CIN: U67190MH1994PTC079160