MacDonald, Dettwiler and Associates Ltd. (“MDA” or the “Company”) (TSX:MDA), a global communications and information company, is pleased to announce that Howard Lance has been appointed to MDA’s Board of Directors, effective immediately. As announced on April 14, 2016, Mr. Lance also holds the position of President and Chief Executive Officer of the Company.

Speaking on behalf of the MDA Board, Chairman Robert Phillips said, “We are pleased to be making this announcement today as MDA moves forward in advancing its strategy of U.S. expansion. Mr. Lance brings to MDA a wealth of experience and skills that will strongly position the Company in its future growth.”

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, primarily in the Communications sector and the Surveillance and Intelligence sector. In addition, the Company conducts a significant amount of advanced technology development.

MDA’s established global customer base is served by more than 4,800 employees operating from 11 locations in the United States, Canada, and internationally.

The Company’s common shares trade on the Toronto Stock Exchange under the symbol “MDA.”