NOC vs ADP Comparison

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.

ADP is a global technology company providing cloud-based human capital management solutions, enabling clients to better implement payroll, talent, time, tax, and benefits administration. Additionally, ADP provides human resources outsourcing solutions that permit customers to offload some of their traditional HR tasks. The company operates through two segments: employer services and professional employer organization services. Employer services consist of the company's HCM products as well as a la carte HRO solutions. PEO services contain ADP's comprehensive HRO solution, where it acts as a co-employer with its customer. As of fiscal 2025, ADP serves over 1.1 million clients and pays over 42 million workers across 140 countries.