GD vs NGG Comparison

General Dynamics is a defense contractor and business jet manufacturer. The firm's segments include aerospace, marine, combat systems, and technology. General Dynamics' aerospace segment manufactures Gulfstream business jets and operates a global aircraft servicing operation. Combat systems produces land-based combat vehicles such as the M1 Abrams tank and Stryker armored personnel carrier, as well as munitions. The marine segment builds and services nuclear-powered submarines, destroyers, and other ships. The technologies segment contains two main units: an IT business that primarily serves the government market and a mission systems business that focuses on products that provide command, control, computing, intelligence, surveillance, and reconnaissance capabilities to the military.

National Grid owns and operates the electric transmission system in England and Wales. It sold the bulk of its UK gas transmission business in fiscal 2023 to fund the acquisition of PPL's UK power distribution assets. In the Northeastern United States, it serves electricity and gas customers combined in three states. It also owns regulated transmission and electricity generation in the United States, metering services, merchant transmission lines in the UK, and the Grain (UK) liquefied natural gas facility.