Canadian Association of Defence and Security Industries is a nonprofit organization that represents the defense and security industries of Canada. It was established as a chapter of the American defense Preparedness Association or ADPA on 30th November 1983. Tim Page is the President of the Board of Directors of the organization. It became as an independent organization in the year 1987 with the name Canadian Defense Preparedness Association. The name was later changed to Canadian Defense Industries Association and the new name was adopted on 6th December 2005. The acronym of the organization is CADSI. The main mission of this association is to foster an environment for all its members and helps them to gin good defense and security market places at domestic and international level. Securetech is an event that is hosted by this organization.