Alumex PLC ('the Company') formed the following Board sub committees with effect from 7th May 2024. Accordingly, the composition of the Board sub committees is as follows; NOMINATION AND GOVERNANCE COMMITTEE: Mr. D.T.R. De Silva, Independent Non-Executive Director ? Chairman, Dr. L.J.S.H- Cabral, PC, Independent Non-executive Director ?

Member, Mr. M.J.S. Rajakariar, Independent Non-Executive Director ? Member. RELATED PARTY TRANSACTIONS REVIEW COMMITTEE: Mr. D.T.R. De Silva, Independent Non-Executive Director ?

Chairman, Dr. L.J.S.H. Cabral, PC, Independent Non-Executive Director ? Member, Mr. M.J.S. Rajakariar, Independent Non-Executive Director ? Member.

Further, the Audit Committee and Remuneration Committee of the Company were reconstituted with effect from 7 May 2024 as follows; AUDIT COMMITTEE: Mr. D.T.R. De Silva, Independent Non-Executive Director Chairman, Mr. S. Munaweera, Independent Non-Executive Director ? Member, Mr. M.J.S. Rajakariar, Independent Non-Executive Director ? Member.

REMUNERATION COMMITTEE: Mr. D.T.R. De Silva, Independent Non-Executive Director ? Chairman, Dr. L.J.S.H. Cabral, PC, Independent Non-Executive Director ? Member, Mr. M.J.S. Rajakariar, Independent Non-Executive Director ?

Member .