Northstar Aerospace is a leading manufacturer of components and assemblies to the global aerospace industry. Principal products include gears and transmissions, accessory gearbox assemblies, rotorcraft drive systems and other machined and fabricated parts for helicopters and fixed wing aircraft. In addition, Northstar provides maintenance and repair and overhaul (MRO) on these same platforms. Northstar is part of Wynnchurch Capital's portfolio (Private Equity). Northstar has facilities in Canada (Windsor, ON) and the United States (Bedford Park, IL. and Phoenix, AZ.). The Company's corporate office is located in Bedford Park, Illinois, a southwestern suburb of Chicago. Northstar has a strong foothold in both the defense and commercial aerospace sectors of the global industry. The Company's customers include some of the worlds leading aerospace original equipment manufacturers.