Press Release

MDA to upgrade an advanced technology solution for use on the International Space Station

By SpaceRef Editor
June 15, 2009
Filed under , ,

MacDonald, Dettwiler and Associates Ltd. (TSX: MDA – News), a provider of essential information solutions, announced today it has signed a multi-million dollar contract with The Boeing Company to refurbish an existing communications system component for use on the International Space Station (ISS) as a spare. This advanced technology solution is a core component of the ISS communication system that provides video, and data delivery links between the ISS and Earth.

MDA has previously provided to Boeing two spare communication subsystems designed to provide critical voice and data links between astronauts on-board the ISS and Earth.

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.

MDA employs more than 3,200 people in locations across the United States, the United Kingdom, and Canada. The Company’s common shares trade on the Toronto Stock Exchange under the symbol TSX:MDA.

Forward-Looking Statements

This release contains forward-looking statements and information, which reflect the current view of MacDonald, Dettwiler and Associates Ltd. with respect to future events and financial performance. Any such forward-looking statements are subject to risks and uncertainties and MDA’s actual results of operations could differ materially from historical results or current expectations. Additional information on these and other potential factors that could affect MDA’s financial results are detailed in documents filed from time to time with the applicable Canadian securities regulatory authorities.

The Toronto Stock Exchange has neither approved nor disapproved the form or content of this release.

For further information

Wendy Keyzer, MDA External Relations, (604) 231-2743,

SpaceRef staff editor.