Certificate under SEBI (Depositories and Participants) Regulations, 2018

Date: October 8, 2026 To, To, BSE Limited National Stock Exchange of India Limited Listing Department Listing Department Corporate Relationship Department Exchange Plaza, C-1, Block G, P. J. Towers, Dalal Street, Bandra Kurla Complex, Bandra (E), Fort, Mumbai - 400 001 Mumbai – 400051 BSE Scrip Code: 544913 NSE Symbol: GLASSWALL Subject: Certificate under Regulation 74(5) of the SEBI (Depositories and Participants) Regulations, 2018 for the Quarter ended September 30, 2026: Dear Sir/ Madam, In compliance with Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, we are enclosing herewith a copy of the Certificate received from MUFG Intime India Private Limited (Formerly Known as Link Intime India Private Limited), Registrar & Share Transfer Agent (the “RTA”) of the Company, for the Quarter ended September 30, 2026. We request you to take the same on record. Thanking You, Yours faithfully, For and on behalf of Glass Wall Systems (India) Limited Sagar Lambole Company Secretary and Compliance Officer Membership No. A45005 Glass Wall Systems (India) Limited (Formerly Glass Wall Systems (India) Private Limited) 503-504,5th Floor, A Wing, Marathon Futurex, Mafatlal Mills Compound, N.M. Joshi Marg, Lower Parel (E), Mumbai 400013. | Tel./Fax No: +91 22 6103 3456 E: info@glasswallsystem.com | W: www.glasswallsystems.in AN ISO 9001: 2008 COMPANY| CORPORATE IDENTITY NUMBER: L74999MH2010PLC207187 MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) CIN: U67190MH1999PTC118368 Registered Address: C-101, Embassy 247, L.B.S. Marg, Vikhroli (West), Mumbai - 400083. Tel: +91 22 4918 6000 www.in.mpms.mufg.com Date : 03-10-2026 The Compliance Officer/ Company Secretary GLASS WALL SYSTEMS (INDIA) LIMITED 503-504, 5TH FLOOR, A WING MARATHON FUTUREX,MAFATLAL MILLS COMPOUND N.M. JOSHI MARG, LOWER PAREL (EAST) MUMBAI MUMBAI PINCODE : 400013 Sub : Confirmation Certificate under 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 confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) Ashok Shetty Sr. Vice President-Corporate Registry MUFG Intime India Private Limited A part of MUFG Corporate Markets, a division of MUFG Pension & Market Services