Athena Resources Limited has appointed GR Engineering Services Limited to update the Byro Magnetite Project - Prefeasibility Study Update. The scope of work to be undertaken by GRES comprises the following tasks: Review the basis of the original (2011) Prefeasibility capital cost estimates; Update the 2011 Prefeasibility Study capital cost estimate to reflect current costs (+-30%). The study is expected to be completed by the end of March 2023.