Analysts/Institutional Investor Meet/Con. Call Updates

Date: October 28, 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: Intimation of Earnings Call with Investors/Analysts for the Quarter & Half Year ended September 30, 2026 Dear Sir/ Madam, Pursuant to Regulation 30 read with Schedule III of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform you that the Company will be conducting an Earnings Call with Investors/Analysts to discuss the financial results of the Company for the Quarter & Half Year ended September 30, 2026 on November 4, 2026 at 12.00 p.m. (IST). Dial-in details are enclosed in the annexure. The details of the call will also be posted on the Company’s website at https://www.glasswallsystems.in/. We request you to take the same on record. Thanking You, Yours faithfully, For 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 Conference Call Glass Wall Systems (India) Ltd H1FY27 Earnings Conference Call Wednesday, 4th November 2026, 12:00 PM IST Please dial in at 11:55 AM IST Represented by: • Mr. Jawahar Hemrajani- Chairman and Whole Time Director • Mr. Eshan Hemrajani- Managing Director and Chief Executive Officer • Mr. Sanjay Sawant- Chief Financial Officer Dial-in numbers Universal Dial in: +91 22 6280 1149 / +91 22 7115 8050 International Toll Free Argentina 0080014243444 Australia 0080014243444 Belgium 0080014243444 Canada 01180014243444 China 4008428405 France 0800914745 Germany 0080014243444 Hong Kong 800964448 Italy 0080014243444 Japan 00531161110 Netherlands 08000229808 Poland 008001124248 Singapore 8001012045 South Korea 00180014243444 Sweden 0080014243444 Thailand 00180014243444 UK 08081011573 USA 18667462133 For prior registration, please register on the link below: Diamond Pass Link R S V P: Sanjeev Kumar Singh +91 9833000692, Sanjeev.Singh@motilaloswal.com Ami Parekh +91 8082466052, Ami.parekh@sgapl.net Umang Shah +91 8291832313, Umang.shah@sgapl.net Aadesh Pardeshi +91 9730295536, Aadesh.pardeshi@sgapl.net Motilal Oswal Tower, Level 9, Sayani Rd, Prabhadevi, Mumbai 400 025