MacDonald, Dettwiler and Associates Ltd. (“MDA”) (MDA.TO), a provider of essential information solutions, announced today that MDA and Loral Space & Communications Inc. (“Loral”) were notified by the Committee on Foreign Investment in the United States (“CFIUS”) that CFIUS had concluded its review of the proposed purchase of Space Systems/Loral, Inc. (“SS/L”) by a subsidiary of MDA and had determined that there are no unresolved national security concerns with respect to the transaction.

About the Transaction

On June 26, 2012, Loral Space & Communications Inc., the parent company of SS/L, and MDA executed a definitive agreement for the purchase of SS/L. The agreement is subject to applicable regulatory approvals and certain closing conditions customary for this type of transaction. Headquartered in Palo Alto, California, SS/L is the global market leading provider of commercial communications satellites, serving a global customer base.

About MDA

MDA provides advanced information solutions that capture and process vast amounts of data, produce essential information, and improve the decision making and operational performance of business and government organizations worldwide.

Focused on markets and customers with strong repeat business potential, MDA delivers a broad spectrum of information solutions, ranging from complex operational systems, to tailored information services, to electronic information products.

The Company’s common shares trade on the Toronto Stock Exchange under the symbol TSX:MDA.

Related Websites: www.mdacorporation.com