Additional Listing

Ultra Electronics Holdings plc

Additional Listing

Application has been made to the UK Listing Authority and the London Stock Exchange for a block listing of 125,000 Ordinary shares of 5p each to trade on the London Stock Exchange and to be admitted to the Official List upon issuance. The shares shall rank equally with the existing issued ordinary shares of the Company.

The shares will be issued out of the following share option schemes:-

Executive Share Option Scheme

Company Share Option Plan

United States Savings Related Stock Option Plan

Canadian Savings Related Stock Option Plan

Ultra Electronics Sharesave Scheme

Abu Dhabi Savings Related Stock Option Plan

Name of authorised official of issuer responsible for making notification:

David Garbett-Edwards Tel: +44 (0)1242 225039

Company Secretary

17th August 2011