SAIC vs AD Comparison

Science Applications International Corp provides technical, engineering, and enterprise IT services mainly to the U.S. government. Specifically, it offers end-to-end solutions spanning the design, development, integration, deployment, management and operations, sustainment, and security of the customer's entire IT infrastructure. The company has two reportable segments which include Defense and Intelligence and the Civilian segment. Maximum revenue is generated from its Defense and Intelligence segment, which provides a diverse portfolio of national security solutions to the Department of Defence (DoD) and the Intelligence Community of the United States Government. The Civilian segment provides solutions to the civilian markets, encompassing federal, state, and local governments.

Array Digital Infrastructure, formerly US Cellular, sold its regional wireless operations serving about 4.4 million customers to T-Mobile in August 2025. The firm has agreed to sell most of its remaining spectrum licenses; however, it will still retain rights to C-band spectrum in several locations after these deals are closed. Array also owns a 5.5% stake in Verizon Wireless' Los Angeles operations, as well as other smaller wireless partnership interests in Oklahoma and upstate New York. The firm still operates a portfolio of about 4,400 wireless towers.