The Company will intimate the closure of trading window end date to the stock exchange after finalization of the date of Board Meeting for consideration of Un-audited Financial Results of the Company for the quarter and half Year ended September 30, 2026.

K I S L RYSTAL NTEGRATED ERVICES IMITED (FORMERLY KNOWN AS KRYSTAL INTEGRATED SERVICES PRIVATE LIMITED) September 28, 2026 KISL/CS/SE/60/2026-27 The Department of Corporate Services National Stock Exchange of India Limited BSE Limited Exchange Plaza, Plot no. C/1, G Block, General Manager Bandra-Kurla Complex, Floor 25, Phiroze Jeejeebhoy Towers, Bandra (E), Dalal Street, Mumbai 400 001 Mumbai - 400 051 Scrip Code: 544149 Scrip Symbol: KRYSTAL Dear Sir/Madam, Sub: Intimation for Closure of Trading Window This is to inform you that pursuant to the Company’s ‘Code of Fair Disclosure, Internal Procedures and Conduct for Regulating, Monitoring and Reporting of Trading by Insiders’ framed pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015 (as amended), the trading window for dealing in Company's securities by the Designated Persons and their immediate relatives shall remain closed from Thursday, October 01, 2026 till 48 hours after the declaration of Un-audited Financial Results by the Company for the Quarter and Half Year ending on September 30, 2026. The date of Board Meeting of the Company to consider the aforesaid Financial Results shall be informed to the Stock Exchanges in due course. The aforesaid information is also available on the website of the Company https://krystal- group.com/investor-relations/. This is for your information and records. Thanking You, For Krystal Integrated Services Limited (Previously known as Krystal Integrated Services Private Limited) Manishkumar Sangani Company Secretary & Compliance Officer Membership Number: A24871 Registered Office: Krystal House, 15A/17, Shivaji Fort CHS, Duncans Causeway Road Mumbai -400 022, Maharashtra (India) Tel: +9122 4353 1234, +9122 47471234. Web: www.krystal-group.com CIN - L74920MH2000PLC129827.