Awarding of order(s)/contract(s)

SECY/GRSE/BD‐69/CA/18/26‐27 30 Jul 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, Phiroze Jeejeebhoy Towers, Bandra Kurla Complex, Bandra (E), Dalal Street Mumbai – 400 051 Mumbai – 400 001 Symbol: GRSE Scrip Code: 542011 Sub: Disclosure regarding receipt of Notification of Award (NOA) for Construction of Four (4) Platform Supply Vessels for ONGC‐ Reg 30 Dear Sir / Madam, 1. In terms of Regulation 30 and other applicable provisions of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that the Company has received the Notification of Award (NOA) on 30 Jul 2026 for ‘Construction of Four (4) Platform Supply Vessels’ for Oil and Natural Gas Corporation Limited (ONGC) at a total value of ₹1032.07 Crore. 2. The details of the Order are mentioned below: Sr. Disclosures Particulars (a) Name of the entity awarding the order(s)/ contract M/s Oil and Natural Gas Corporation (s) Limited (ONGC) (b) Significant terms and conditions of Construction of Four (4) Platform Supply order(s)/contract(s) awarded in brief Vessels (PSV) (c) Whether order(s) / contract(s) have been awarded Domestic Entity by domestic/ international entity (d) Nature of order(s) / contract(s) Construction and delivery of the vessel (e) Whether domestic or international Domestic (f) Time period by which the order(s)/contract(s) is to Project to be completed within 48 be executed months from the date of NOA (g) Broad consideration or size of the order(s)/ ₹1032.07 Crore, Including GST. contract(s) (h) Whether the promoter/ promoter group / group None of the promoter/ promoter group/ companies have any interest in the entity that group companies have any interest in awarded the order(s)/contract(s)? If yes, nature of the entity that awarded the order(s)/ interest and details thereof contract(s). (i) Whether the order(s)/contract(s) would fall within The order(s)/ contract(s) will not fall related party transactions? If yes, whether the within related party transactions. same is done at “arm’s length”. 3. This is for your information and record. Thanking You, Yours faithfully, For Garden Reach Shipbuilders & Engineers Limited Sandeep Mahapatra Company Secretary and Compliance Officer ICSI Membership No. ACS 10992