Closure of Trading Window for the quarter and half year ended September 30, 2026

September 25, 2026 To, To, National Stock Exchange of India Limited BSE Limited Listing Department, The Department of Corporate Services Exchange Plaza, Phiroze Jeejeebhoy Towers, Dalal Street, Bandra (E), Mumbai - 400 051 Mumbai - 400 001 Ref Symbol: VASCONEQ Ref: Scrip Code: 533156 Sub: Closure of Trading Window Dear Sir / Ma’am, We wish to inform you that Vascon Engineers Limited ("the Company") has decided to close the trading window for dealing in securities of the Company for Designated Persons and Relatives of Designated Persons with effect from Thursday, October 01, 2026 till the conclusion of 48 hours after the declaration of Unaudited Financial Results for the second quarter and half year ended September 30, 2026 in terms of provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015 (as amended from time to time), Circulars issued by the Stock Exchanges and Company's Code of Conduct. The date of the board meeting for the said Unaudited Financial Results shall be intimated to the Stock Exchanges in due course. Further, pursuant to SEBI circular no. SEBI/HO/ISD/ISD-PoD-2/P/CIR/2023/124 dated July 19, 2023, the PAN of Designated Persons of the Company will be freezed by National Securities Depository Limited (Designated Depository) for trading in equity shares of the Company during the said trading window closure period. The same has been intimated to the Directors, Promoters, Auditors, all the Designated Persons and their Relatives of the Company. We request you to take the aforesaid notification on record. Thanking you, For Vascon Engineers Limited Neelam Piyush Pipada Company Secretary and Compliance Officer Membership No. A31721