NIOA is a privately-owned global munitions company. Established in Queensland, Australia in 1973, the NIOA Group has strategic locations around the world. Our operations include NIOA Australia, NIOA New Zealand, the Australian Missile Corporation, Barrett Firearms (USA) and joint venture company Rheinmetall NIOA Munitions. We are dedicated to the best practice supply and manufacture of firearms, weapons and munitions to Australian and allied nation defence forces, law enforcement agencies, sporting and outdoor markets.