• Alstom
• Siemens
• Rolls-Royce
• G.E.
• NADCAP
• ISO 9001:2000
• ISO 13485
• ISO 14001
• AS 9100
• Fiat Avio
• TÜV
• Asea Brown Boveri
• SNECMA
• Pratt & Whitney
• KTA
• Agusta Helicopters
• Alfa Laval
• Nuovo Pignone
• Alenia Aerospace
• EN 9100
• Other

Not all certifications are relevant for every production location.