AME vs NOC Comparison

Founded in 1930 and transformed over the decades through the acquisition of dozens of esteemed brands, Ametek owns more than 40 autonomous industrial businesses operating across research, aerospace, energy, medical, and manufacturing. Ametek segments its business into two operating groups: the electronic instruments group and the electromechanical group. The EIG sells a broad portfolio of analytical, test, and measurement instruments, while the EMG sells highly engineered components, interconnects, and specialty metals. The company emphasizes product differentiation and market leadership in the niche markets it operates in.

Northrop Grumman is a diversified defense contractor providing aeronautics, defense, and space systems. The company's aerospace segment produces autonomous and piloted aircraft such as Global Hawk drones and the new B-21 bomber, creates the fuselage for the massive F-35 program, and maintains and upgrades numerous other military aircraft. Defense systems makes artillery and missile ammunition and guidance systems, long-range missiles, and missile defense systems. Mission systems creates and integrates a variety of radar, navigation, and communication systems for avionics, weapons control, and countermeasures on a range of platforms from helicopters to destroyers. Space systems produces satellites, sensors, space structures, and rocket motors.