Disclosure under Regulation 30 of the SEBI (Listing Obligations and DisclosureRequirements) Regulations, 2015 Postal Ballot Notice

Subex Limited has issued a Postal Ballot Notice seeking shareholder approval for the appointment of Mr. Stephane Raymond Marie Le Letty as a Non-Executive and Non-Independent Director of the Company. Mr. Stephane was previously appointed as an Additional Director on March 25, 2026, and this postal ballot is to confirm his regular appointment as a Director liable to retire by rotation. He brings over two decades of experience in telecommunications and enterprise technology, having served in senior leadership roles at Hewlett Packard Enterprise. The e-voting period runs from April 17, 2026 to May 16, 2026. Mr. Stephane does not hold any shares in the Company and has no relationship with existing Directors or Key Managerial Personnel.