Updates

Ref no: BSE, NSE & CSE/OMDC/CS/07-2026/01 Dated: 17.07.2026 To To To The Compliance Department The Compliance Department The Secretary Department of Corporate National Stock Exchange of The Calcutta Stock Services India Limited Exchange Limited Bombay Stock Exchange Ltd Exchange Plaza, Plot No. C/1, 7, Lyons Range 1st Floor, PhiozeJee, Jeebhoy Block – G Kolkata- 700001 Towers BandraKurla Complex Scrip Code : 25058 Bombay SamacharMarg Bandra (E) Mumbai – 400001 Mumbai - 400051 Scrip Code : 590086 Scrip Code : ORISSAMINE Dear Sir/Madam, Subject: Appointment of Smt. Gita Balmuchu, Independent Director of the Company Ref: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”), we would like to inform you that by virtue of Order No. 1/1/2025-BLA, MoS, Govt. of India dtd. 14.07.2026, in exercise of the powers conferred by Articles of Association of The Orissa Minerals Development Company Limited (OMDC), the President is pleased to appoint Smt. Geeta Balmuchu as Non-Official Director (NoD) on the Board of OMDC for a period of three years from the date of notification of her appointment, or until further orders whichever is earlier. Brief Profile of Smt. Gita Balmuchu and Disclosures as required under Regulation 30 of the SEBI (Listing Obligation and Disclosure Requirements) Regulation, 2015 is attached. This is for your information & record. Yours faithfully, For The Orissa Minerals Development Company Limited (Pintu Ku. Biswal) Company Secretary Disclosures as required under Regulation 30 of the SEBI (Listing Obligation and Disclosure Requirements) Regulation, 2015 are given below: Reason for change viz. appointment By virtue of Order No. 1/1/2025-BLA, MoS, Govt. of India dtd. 14.07.2026, in exercise of the powers conferred by Articles of Association of The Orissa Minerals Development Company Limited (OMDC), the President is pleased to appoint Smt. Geeta Balmuchu as Non-Official Director (NoD) on the Board of OMDC for a period of three years from the date of notification of her appointment, or until further orders whichever is earlier. Date of Appointment 14.07.2026 Brief Profile (in case of Appointment) Bachelor of Arts, Political Science and 30 years’ experience in social Service and public life Disclosure of relationships between Not Applicable Directors (in case of appointment of a Director)