29 September 2023

This announcement contains inside information for the purposes of Article 7 of Regulation (EU) No 596/2014 which is part of UK law by virtue of the European Union (Withdrawal) Act 2018

MS INTERNATIONAL plc

(the "Company")

CONTRACT TO SUPPLY MSI-DS 30mm GUN MOUNTS TO THE US NAVY

The Company is pleased to announce that a "first production and supply" contract has been awarded by the United States Navy to our wholly owned subsidiary company, MSI-Defence Systems US LLC, which is based in Rock Hill, South Carolina, USA.

This first contract is for $23.5 million and is for the supply of US Navy Mk38 MOD4 gun mounts (which is the US Navy nomenclature for our MSI-DS 30mm gun mounts).  Delivery of all equipment is for no later than 18 December 2024.

In the Company's annual financial report for the year ended 30 April 2023, the Chairman Michael Bell stated "We perceive that we are achieving a significant upward step change in the further development of the Company that will again bring additional rewards and success for the business".

This contract is further confirmation of that upward step change and follows the Company's announcement on 1 September 2023 of the award of the contract by the United States Navy for the procurement of supplies and services to maintain the US Navy Mk38 MOD4 weapon systems with a budget ceiling of $49.8 million over the period to 30 June 2028.

For further information please contact:

MS INTERNATIONAL plc                                     Tel: +44 (0)13 0232 2133

Michael Bell

Shore Capital

Nomad and Broker                                                   Tel: +44 (0)20 7408 4090

Patrick Castle/Daniel Bush/Lucy Bowden