MDA extends support contract with Canada's DND

RICHMOND, BC, April 10, 2013 /CNW/ - MacDonald, Dettwiler and Associates Ltd. 
("MDA" or the "Company") (TSX: MDA), a global communications and information 
company, announced today that it has signed a CA$8.3 million contract with 
Canada's Department of National Defence (DND) extending its operational 
support of DND's Automated Airline Hosting and Aircraft Tasking System 
(AAHATS). AAHATS provides a passenger booking and aircraft scheduling service 
for the Canadian Forces for five years at six locations in Canada. The 
contract includes four one-year options to extend the support, with a total 
anticipated value of the options at CA$8 million. 
MDA has been providing support for AAHATS since 1995 when the Company 
originally delivered the system to DND. 
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 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. The 
forward-looking statements in this regard include statements regarding the 
award of a contract. Any such forward-looking statements are based on MDA's 
current expectations, estimates, projections and assumptions in light of its 
experience and its perception of historical trends. The factors and 
assumptions underlying the forward-looking statements in this release include 
contracts not being terminated. Any such forward-looking statements are 
subject to a number of risks and uncertainties that could cause actual results 
to differ materially from current expectations. MDA cautions readers that 
should certain risks or uncertainties materialize, or should underlying 
assumptions prove incorrect, actual results may vary significantly from those 
expected. The risks that could cause actual results to differ from current 
expectations include, but are not limited to, failure of third parties and 
subcontractors, failure of systems to meet performance requirements and 
failure to anticipate changes in technology, technical standards and offerings 
or compliance with the requisite standards. 
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 release. 
CONTACT: Wendy Keyzer MDA External Relations (604) 231-2743 
wendy@mdacorporation.com 
SOURCE: MacDonald, Dettwiler and Associates Ltd. 
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CO: MacDonald, Dettwiler and Associates Ltd.
ST: British Columbia
NI: ARO SOF ORDER  
-0- Apr/10/2013 21:00 GMT