John Cockerill Defense America is the US subsidiary of John Cockerill Defense SA. Incorporated in Delaware in January 2017 and headquartered in Auburn Hills, Michigan, John Cockerill Defense America specializes in design, development and production of integrated combat vehicle turret solutions. The world leader for in-production, integrated precision lethality solutions, Cockerill™ products modernize to overmatch by providing unsurpassed mobility, protection, firepower (25mm-120mm), sustainment, and mission command capabilities for cross domain maneuver.