Alternatives to Leidos

A global technology and engineering company that provides solutions in defense, intelligence, civil, and health markets.

Global aerospace and defense company producing business jets, combat vehicles, submarines, and IT services.

Global aerospace and defense technology company developing advanced systems for aeronautics, space, defense, and cyberspace.

A leading provider of information solutions and services to the U.S. federal government.

Government contractor providing advanced technology and mission-critical solutions for national security.

Global defense and aerospace manufacturer providing advanced technology systems and services.

Develops compact, AI-driven signal intelligence systems for defense and civilian applications.

AI-powered software to accelerate customs control and international trade revenue.

Maximus empowers government agencies with technology, infrastructure, and operational support for health and human services.

Delivers top-tier consulting and talent across federal and private sectors, supporting small business contracting goals.

Global defense, aerospace, and security company providing advanced technology and solutions.

An Estonian DefenseTech startup developing affordable, mass-producible, AI-powered air defense missile systems.

Defense startup mass-producing affordable hypersonic missile systems for the U.S. military, founded by ex-SpaceX engineers.

Directed energy weapons company building high-power microwave systems for counter-drone and swarm defense.

AI-powered battlefield intelligence startup providing real-time 3D mapping and situational awareness for defense.

Arondite is a London-based defense technology company that develops foundational software and artificial intelligence to connect and coordinate disparate autonomous systems for defense and national security organizations.

Hadean provides a distributed computing platform for building and scaling complex simulations and virtual worlds.

Defense robotics company building autonomous precision weapon systems to counter drone threats.

Developing scalable and affordable defense capabilities to counter mass-produced drones and strike munitions.

INLEAP Photonics is a German DeepTech company specializing in ultra-fast, precise laser beam steering systems for industrial manufacturing and drone defense.