As per the Attachment

(Formarly known as Steelman Telecom Private Limited) Dated: 20.08.2026 The Manager Corporate Relationship Department Bombay Stock Exchange Limited 1 st Floor, New Trading Wing, Phiroze Jeejeebhoy Tower Dalal Street, Fort, Mumbai-400001 Scrip Code: BSE: 543622 Dear Sir/Madam, SUB: INTIMATION UNDER REGULATION 42 OF SEBI (LODR), 2015, INTIMATION OF BOOK CLOSURE FOR THE PURPOSE OF ANNUAL GENERAL MEETING OF STEELMAN TELECOM LIMITED. Pursuant to Regulation 42 of the SEBI (LODR) Regulation, 2015 and Section 91 of the Companies Act, 2013, this is to inform you that Register of Members and Share Transfer Books of the Company shall remain closed from Sunday, 13th September, 2026 to Saturday, 19th September,2026 (both days inclusive) for the purpose of Annual General Meeting of M/S Steelman Telecom Limited scheduled to be held on Saturday, 19th September 2026 AT 12.00 Noon (IST) AT MANI CASADONA, FLAT NO 15E1, FLOOR NO-15, PLOT NO-IIF/04, STREETNO-372, ACTION AREA-IIF, NEW TOWN, KOLKATA- 700156. We hereby submit the following information pursuant to the requirement of SEBI (LODR) Regulation, 2015: Script Code Type of Book Closure Purpose of Book Securities Closure From To Sunday, 13th Saturday, 19th Annual General 543622 EQUITY September, 2026 September,2026 Meeting. Kindly take the above information on your record. Thanking You, Yours faithfully, For STEELMAN TELECOM LIMITED (Formerly Known as Steelman Telecom Private Limited) ----------------------------------------------------------------- Aparupa Das (Company Secretary & Compliance officer) Mb No: A42450 Corporate Office: Mani Casadona, Flat No 15E1, Floor No-15, Plot No-IIF/04, Street No-372, Action Area-IIF, New Town, Kolkata-700156. Website: www.steelmantelecom.com | Email: contact@steelmantelecom.in | Phone No. +91-8443022233 | CIN No. L55101WB2003PLC096195