UPCOMING EVENTS
	Annual General Meeting The annual general meeting of shareholders will be held at the Corporate Head Office of MacDonald, Dettwiler and Associates Ltd., 13800 Commerce Parkway, Richmond, B.C. on Tuesday, May 1, 2012 at 1:30 p.m. (PDT) MDA Q1 2012 Conference Call Webcast Tuesday, May 1, 2012 2:30 p.m. (PDT), 5:30 p.m. (EDT)

Agenda for May 1, 2012:
1:30 - 1:50 p.m.	AGM - formal approval of resolutions
1:50 - 2:20 p.m.	Management and the Board of Directors will be available for informal discussion
2:30 - 3:30 p.m.	Quarterly conference call webcast

 
To listen to our Webcast:

Our webcast is available at http://www.newswire.ca/en/webcast/detail/940579/1006555
To ensure that your system meets the requirements to access the webcast it is recommended that you register and test your system prior to the event start time.

You may also visit the webcast event help page at http://event.on24.com/view/help/ehelp.html?text_language_id=&silverlight=true&wm=true&rm=true to view system requirements and FAQs.

If you experience problems listening to the Conference Call, please press *0 for operator assistance

Conference calls and Investor presentations may contain statements that are forward looking. Reliance should not be placed on forward-looking statements because they involve risks and uncertainties which may cause actual results, performance or achievements of the company to vary. Please refer to MDA's assumptions and risk factors set out in the most current AIF filed on SEDAR.