MDA's advanced technology solutions to be used on telecommunication satellite

MDA's advanced technology solutions to be used on telecommunication satellite 
RICHMOND, BC, May 15, 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 contract amendment for CA$8.4 
million with an undisclosed customer to provide multiple advanced technology 
solutions for a telecommunication satellite. MDA announced the original 
contract in September 2012. 
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 
the subject contract 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. Risks that could cause actual results to differ from 
current expectations include changes in the non-MDA contracting entity's 
priorities, mandates, policies, funding levels, contracts and regulations; 
partial or complete failure of satellite or related subsystems; failure of 
third parties and subcontractors; and failure of systems to meet performance 
requirements. 
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. 
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- May/15/2013 22:02 GMT