RADARSAT-1 status update

RICHMOND, BC, April 9, 2013 /CNW/ - MacDonald, Dettwiler and Associates Ltd. ("MDA" or the "Company") (TSX: MDA), a global communications and information company, today announced that RADARSAT-1 is experiencing technical difficulties. The Canadian Space Agency is continuing to diagnose and attempt to resolve the technical issues.  The impact of RADARSAT-1 not functioning is not significant to MDA's business.

About MDA

MDA is a global communications and information company providing operational solutions to commercial and government organizations worldwide.

MDA's business is focused on markets and customers with strong repeat business potential. In addition, the Company conducts a significant amount of advanced technology development.

MDA's well-established global customer base is served by more than 4,500 employees operating from 11 offices located in the United States, Canada, and internationally.

The Company's common shares trade under the symbol TSX:MDA.

Related Websites:
www.mdacorporation.com

Forward-Looking Statements

This news release contains forward-looking statements and information, which reflect the current view of MacDonald, Dettwiler and Associates Ltd. ("MDA" or the "Company") with respect to future events and financial performance.  When used in this news release, the words "believes", "expects", "plans", "may", "will", "would", "could", "should", "anticipates", "estimates", "project", "intend" or "outlook" or other variations of these words or other similar expressions are intended to identify forward-looking statements and information. Actual results may differ materially from the expectations expressed or implied in the forward-looking statements as a result of known and unknown risks and uncertainties. Known risks and uncertainties include but are not limited to: risks associated with operating satellites and providing satellite services, including satellite construction or launch delays, launch failures, in-orbit failures or impaired satellite performance; risks associated with satellite manufacturing, including competition, cyclicality of MDA's end-user markets, contractual risks, creditworthiness of customers, performance of suppliers and management of MDA's factory and personnel; risk associated with financial factors such as volatility in exchange rates, increases in interest rates, restrictions on access to capital, and swings in global financial markets; risks associated with domestic and foreign government regulation, including export controls and economic sanctions; and other risks, including litigation. The foregoing list of important factors is not exhaustive. The information contained in this news release reflects MDA's beliefs, assumptions, intentions, plans and expectations as of the date of this news release. Except as required by law, MDA disclaims any obligation or undertaking to update or revise the information herein.

For additional information with respect to certain of these risks or factors, plus additional risks or factors, reference should be made to the Company's continuous disclosure materials filed from time to time with Canadian securities regulatory authorities, which are available online under the Company's profile at www.sedar.com or on the Company's website at www.mdacorporation.com.

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

SOURCE: MacDonald, Dettwiler and Associates Ltd.

For further information:

CONTACT:
Wendy Keyzer
MDA External Relations
[phone]
[e-mail]