The National Defense Industrial Association drives strategic dialogue in national security by identifying key issues and leveraging the knowledge and experience of its military, government, industry, and academic members to address them. NDIA, comprised of its Affiliates , Chapters , Divisions , and 1,5610 corporate and 63,800 individual members, is a non-partisan, non-profit, educational association that has been designated by the IRS as a 501(c)3 nonprofit organization - not a lobby firm - and was founded to educate its constituencies on all aspects of national security. NDIA formed from a