Argentina

• Lockheed Martin Aircraft Argentina S.A.
• FADEA

Brazil

• Embraer

United States

• Leonardo
• Ametek Aerospace Corporation
• Bell Helicopter Textron Co.
• The Boeing Company
• Columbia Helicopters
• Northrop Grumman
• US Army Aviation & Missile Commands
• US Marine Corp
• US Navy

England

• British MoD
• EH Industries
• Ontic Engineering and Manufacturing Ltd.
• Meggitt
• Kanematsu Europe

Switzerland

• Pilatus
• Kopter

Germany

• Comtronic
• Airbus Helicopters Deutschland
• Eurofighter
• Panavia
• Rheinmetall

France

• Airbus Helicopters S.A.S.
• GIE Avions de transport Reg.
• NH Industries.
• Thales Communications & Security

Italy

• Leonardo
• Italian MoD
• Secondo Mona
• ASE
• Aerea
• Vertex Aero

Japan

• Kawasaki Heavy Industries

India

• National Aerospace Laboratories
• Hindustan Aeronautics Ltd.
• Centre for Civil Aircraft Design & Development

Korea

• Firstec