This is to inform that, Ministry of Defence has appointed Shri K. M. Ravi Kumar as Part-time Non-official (Independent) Director on the Board of the Company w.e.f. date of activation of DIN.

12704102 Ris1~ese1 IiR≥.s 411$llIjg (~Tm tIltIk ~T .sqmu) Mazagon Dock Shipbuilders Ltd. (Formerly Mazagon Dock Limited) (A Govt. ofIndia Undertaking) sT~giJ ~ ‘iiguii~, ~-4OO 010 Dockyard Road, Mazagon, Mumbai -400010 Certified ISO company CIN : L35100MH1934G01002079 ~ SEC/BSENSEDISCL/32/2026-27 :24 August 2026 Date: To To BSE Limited National Stock Exchange ofIndia Limited Phiroze Jeejeebhoy Towers Exchange Plaza, C-i, Block G Dalal Street, Bandra Kurla Complex Mumbai -400001 Bandra (E), Mumbai 400 051 Scrip Code: 543237 NSE Symbol: MAZDOCK Subject: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. Dear Sir! Madam, This is to inform that Ministry of Defence vide their letter No. 1 i(70)!2021!misc!D(NS) dated 21 August 2026 has appointed Shri KM. Ravi Kumaras Non-Official (Independent) Directoron theBoard ofthe Company fora period of3 years with effect from date ofnotification ofhis appointment, oruntil further orders, whichever is earlier. However, in case he does not have DIN, the appointment will be effective from the date ofallotment ofDIN to him. Since, the DIN activation application of Shri K.M. Ravi Kumar is under process, the effective date of his appointment will be intimated accordingly. Further, disclosure of information pursuant to Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with SEBI Master Circular No. HO!49!14/14(7)2025-CFD-POD2!113762!2026 dated 30 January 2026 will be intimated post effective date ofhis appointment. This is for your information and record. Thanking You, Yours Faithfully, For MAZAGON DOCK SHIPBUILDERS LIMITED Lalatendu Acharya Company Secretary and Compliance Officer qf~ +91(22) 2376 2000 t3~T (Design) +91(22) 2373 8159 (Proj-C) +91(22) 2373 8147 www.mazdock.com Phone+91(22) 2376 3000 Fax (Material)+91(22) 2373 8151 (EastYd.)+91(22) 2373 8333 Website : www.mazdock.com IRQS +91(22) 23764000 (Finance)+91(22) 2373 8338 AORPARSHENTOP IIIOIMIREGISTEROF SHIPPING