Updates

26th October, 2026 To, To, Department of Corporate Services, Listing Department, BSE Limited, National Stock Exchange of India Limited, 1st Floor, Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G, Dalal Street, Bandra-Kurla Complex, Bandra (E), Mumbai - 400001 Mumbai - 400051 Scrip Code: 540061 Symbol: BIGBLOC ISIN: INE412U01025 ISIN: INE412U01025 Dear Sir/Madam, Subject: Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Proposed Initial Public Offering by Bigbloc Building Elements Limited, a material subsidiary of the Company Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”), Bigbloc Construction Limited (“the Company”) hereby informs that the Board of Directors of Bigbloc Building Elements Limited (“BBEL”), a material subsidiary of the Company, at its meeting held on 26th October, 2026 has approved, in principle, raising of funds through an Initial Public Offering (“IPO”) of its equity shares. The proposed IPO is subject to approval of the shareholders of BBEL, receipt of requisite regulatory and statutory approvals including from the Securities and Exchange Board of India and the stock exchanges, market conditions and other considerations, and will be undertaken in accordance with the Companies Act, 2013 and the rules made thereunder, the SEBI (Issue of Capital and Disclosure Requirements) Regulations, 2018 and other applicable laws. The size, structure, price, timing and other terms of the IPO will be decided by BBEL in due course BBEL is the surviving entity following the amalgamation of Starbigbloc Building Material Limited into BBEL pursuant to the Scheme of Amalgamation sanctioned by the Hon’ble Regional Director, vide order dated 28th April, 2026. BBEL has been converted from a private limited company into a public limited company with effect from 17th August, 2026. Post the proposed IPO, BBEL will continue to be a subsidiary of the Company. The Company will make further disclosures in this regard as required under the Listing Regulations. This intimation is not an offer of securities for sale, or an invitation or solicitation to subscribe to or purchase securities, in India or elsewhere. This intimation is also being made available on the Company’s website at www.bigbloc.in Kindly take the above information on record. Yours faithfully, For BIGBLOC CONSTRUCTION LIMITED, CS Pooja Gurnani Company Secretary Memb. No. : ACS54913