MacDonald, Dettwiler and Associates Ltd. is a Canadian multinational communications and information company. MDA has locations throughout Canada, and the United States operating under the MDA brand name.
MDA's most visible products include the Canadarm used on the NASA Space Shuttle, as well as the Canadarm2 and Dextre remote manipulator systems on the International Space Station.
MDA provides operational solutions to commercial and government organizations worldwide, including: