No intention to make an offer for Avanti

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, IN WHOLE OR IN PART, IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OF THAT JURISDICTION. THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION.

1 August 2016

NO INTENTION TO MAKE AN OFFER FOR AVANTI

Inmarsat (LSE: ISAT.L) notes the recent press speculation regarding Avanti Communications Group plc ("Avanti"). Inmarsat confirms that it was contacted by Avanti's advisers following the announcement by that company of a strategic review and formal sale process on 11 July 2016, and responded to that contact. Inmarsat confirms it has withdrawn from Avanti's announced process and it is not considering an offer for the shares of Avanti.

This announcement is made in accordance with Rule 2.8 of the Code. As a result, Inmarsat and any person acting in concert with it will, except with the consent of the Takeover Panel, be bound by the restrictions contained in Rule 2.8 of the Code.

Contacts: