The Canadian Aeronautics and Space Institute (CASI) is a non-profit professional scientific and technical organization devoted to the advancement of the art, science and engineering of aeronautics, astronautics and associated technologies in Canada.

It provides a focus for communications and networking among the aeronautics and space community in Canada, and assists members in developing skills, exchanging information, and sharing talents in their areas of interest. It promotes Canadian competence and international competitiveness in aeronautics and space and their applications, and fosters national pride and international esteem for Canada’s accomplishments in these areas.