Intimation of Closure of Trading Window for declaration of Unaudited Standalone & Consolidated Financial Results of the Company for Half Year ended 30th September 2026

24th September 2026 The Manager- Listing Department, BSE Limited P.J. Towers, Dalal Street, Fort, Mumbai- 400001, Maharashtra, India. Scrip ID/Code: Desco/544387 Subject: Intimation of Closure of Trading Window for declaration of Unaudited Standalone & Consolidated Financial Results of the Company for the Half Year ended 30th September 2026 Reference No.: SEBI (Prohibition of Insider Trading) Regulations, 2015 Respected Sir/ Madam, This is to inform that pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015 (as amended from time to time), and in accordance with Prohibition of Insider Trading Policy of Company, the Trading Window for Directors, Key Managerial Personnel, Designated Employees and immediate Relatives of the respective persons for dealing in securities of the Company will remain closed from 1st October 2026 till 48 hours after the declaration of Unaudited Standalone & Consolidated Financial Results of the Company for the Half Year ended 30th September 2026. Further, the date of Board Meeting for consideration of the Unaudited Financial Results of the Company for the Half Year ended 30th September 2026 will be intimated in due course. Accordingly, all Designated Persons and their immediate relatives are advised not to trade in the securities of the Company during the aforesaid period of closure of the Trading Window. Kindly take the above information on your records. Thank You! Yours faithfully, For, DESCO INFRATECH LIMITED CS Tripti Gaggar Company Secretary & Compliance Officer M. No.: A79044