Mazagon Dock Shipbuilders Limited has informed the Exchange regarding extension of tenure of Shri Biju George as Director (Operations) of the company.

12704102 ff:MAKE~iNDjA~ Ri’i1~es4 f~R≥s •II~I4Iig sici, Mazagon Dock Shipbuilders Ltd. (Formerly Mazagon Dock Limited) (A Govt. ofInciia Undertaking) s’Iq~gii fW, ~i~i~iig, ~4-40O 010 Dockyard Road, Mazagon, Mumbal -400010 Certified ISO 9001 Company CIN : L35100MH1934G01002079 2.Ne: SEC/BSENSEDISCL/41!2026-27 Ref. No.: 23 September 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—400 001 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 Regarding extension oftenure ofDirector Dear Sir! Madam, In furtherance to our earlier letter dated 27 October 2021, we wish to inform that Ministry ofDefence vide letter No. 4!l(1)!20i9!D(NS) dated 22 September 2026 has extended the tenure of Shri. Biju George (DIN 09343562) as Director (Operations), for a period w.e.f. 27 October 2026 till the date of his superannuation i.e., 28 February 2029, or until further orders, whichever is earlier. This is for your information and record. Thanking You, Yours Faithfully, For MAZAGON DOCK SHIPBUILDERS LIMIThD Lalatendu Acharya Company Secretary and Compliance officer FCS-6569 ‘tr +91(22) 23762000 t~ (Design) +91(22) 2373 8159 (Proj-C) +91(22) 2373 8147 ~gtii~c ~•https:Un,azagofldOCk.ifl Phone+91(22) 23763000 Fax (Matêrial)+91(22) 2373 8151 (EastYd.)+91(22) 2373 8333 Website https://mazagofldOck.ifl IRQS +91(22) 2376 4000 (Finance)+91(22) 2373 8338 AOEP*nrI.,iitcc INDIANRtDIflRcc SHIPPIIIG