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 Lewis | SSL Media Contact | 1-650-852-5188 | Email Contact

Wendy Keyzer | MDA Media Contact | 1-604-231-2743 | Email Contact

Marissa Poratto | MDA Investor Relations | 1-604-331-2044 | Email Contact

SOURCE MacDonald, Dettwiler and Associates Ltd.