Inmarsat plc

Date for release of 2014 interim results

Inmarsat plc will report consolidated interim results for the six months ended 30 June 2014 and Inmarsat Group Limited will release consolidated financial results for the second quarter ended 30 June 2014 Tuesday 5th August at 07:00 hrs BST (UK time).

Inmarsat management will discuss the second quarter results and other financial and business information in a conference call on Tuesday 5 August 2014 at 0800 hrs BST (UK time).

To access the call please dial +44(0)20 3427 1916. The conference id for the call is 9365506.

The call will be recorded and available for one week after the event. To access the recording, please dial (0)20 3427 0598 and enter the access code 9365506#.

The call will also be available as a webcast accessible from www.inmarsat.com/webcast.

Inmarsat plc is the ultimate parent company and includes all companies within the group.

2014 financial calendar

6 March: Full-year results 2013

7 May: Annual General Meeting

7 May: First-quarter results 2014

5 August: Interim results 2014

6 November: Third-quarter results 2014

Please check this page prior to each scheduled release of results for full and up-to-date details of how to access relevant statements, announcements and conference calls with Inmarsat management.