Shooting Sports Association; Shooting Sports Media & Publication; Ndia is America's Leading Non-Profit Defense Association Providing a Legal and Ethical Forum for Networking and Knowledge Exchange Between the Dod, Department of Homeland Security, all Branches of the us Military, and Industry. Ndia has 28 Local Chapters, 27 Divisions for Corporate Involvement, and Numerous Conferences and Trade Shows. Individual and Corporate Memberships are Available. us Government and Military are Welcome to Join ...