Lockheed Martin Corporation, a security and aerospace company, engages in the research, design, development, manufacture, integration, and sustainment of technology systems, products, and services worldwide. The company operates through Aeronautics, Missiles and Fire Control, Rotary and Mission Systems, and Space segments. The Aeronautics segment offers combat and air mobility aircraft, unmanned air vehicles, and related technologies. The Missiles and Fire Control segment provides air and missile defense systems; tactical missiles and air-to-ground precision strike weapon systems; logistics; fire control systems; mission operations support, readiness, engineering support, and integration services; manned and unmanned ground vehicles; and energy management solutions. The Rotary and Mission Systems segment offers military and commercial helicopters, surface ships, sea and land-based missile defense systems, radar systems, sea and air-based mission and combat systems, command and control mission solutions, cyber solutions, and simulation and training solutions. The Space segment offers satellites; space transportation systems; strategic, advanced strike, and defensive systems; and classified systems and services in support of national security systems. This segment also provides network-enabled situational awareness and integrates space and ground global systems to help its customers gather, analyze, and securely distribute critical intelligence data. It serves primarily serves the U.S. government, as well as foreign military sales contracted through the U.S. government. The company was formerly known as The Lockheed Corporation and changed its name to Lockheed Martin Corporation in March 1995. Lockheed Martin Corporation was founded in 1912 and is based in Bethesda, Maryland.

General Dynamics Corporation operates as an aerospace and defense company worldwide. It operates through four segments: Aerospace, Marine Systems, Combat Systems, and Technologies. The Aerospace segment produces and sells business jets; and offers aircraft maintenance and repair, management, aircraft-on-ground support and completion, charter, staffing, and fixed-base operator services. The Marine Systems segment designs and builds nuclear-powered submarines, surface combatants, and auxiliary ships for the United States Navy and Jones Act ships for commercial customers, as well as builds crude oil and product tankers, and container and cargo ships; provides maintenance, modernization, and lifecycle support services for navy ships; offers and program management, planning, engineering, and design support services for submarine construction programs. The Combat Systems segment manufactures land combat solutions, such as wheeled and tracked combat vehicles, Stryker wheeled combat vehicles, piranha vehicles, weapons systems, munitions, mobile bridge systems with payloads, tactical vehicles, main battle tanks, armored vehicles, and armaments; and offers modernization programs, engineering, support, and sustainment services. The Technologies segment provides information technology solutions and mission support services; mobile communication, computers, and command-and-control mission systems; intelligence, surveillance, and reconnaissance solutions to military, intelligence, and federal civilian customers; cloud computing, artificial intelligence; machine learning; big data analytics; development, security, and operations; and unmanned undersea vehicle manufacturing and assembly services. The company was founded in 1899 and is headquartered in Reston, Virginia.

Leidos Holdings, Inc., together with its subsidiaries, provides services and solutions in the defense, intelligence, civil, and health markets in the United States and internationally. The company operates through Defense Solutions, Civil, and Health segments. The Defense Solutions segment offers national security solutions and systems for air, land, sea, space, and cyberspace for the U.S. Intelligence Community, the Department of Defense, the space development agency, the National Aeronautics and Space Administration, defense information systems agency, military services, and government agencies of U.S. allies abroad, as well as other federal and commercial customers in the national security industry. The solutions include technology, large-scale systems, command and control platforms, data analytics, logistics, and cybersecurity solutions, as well as intelligence analysis and operations support services to critical missions. The Civil segment provides systems integration services to air navigation service providers, including the federal aviation administration, the En route automation modernization, advanced technology oceanic procedure, time based flow management, terminal flight data management, geo-7, and future flight services, as well as enterprise-information display systems; and security detection services. It also offers information technology (IT) solutions in cloud computing, mobility, application modernization, DevOps, data center, network modernization, asset management, help desk operations, and digital workplace enablement; and environment, energy, and infrastructure services. The Health segment offers solutions to federal and commercial customers responsible for health and well-being of people, include health information management, managed health, digital modernization, and life sciences research and development services. Leidos Holdings, Inc. was founded in 1969 and is headquartered in Reston, Virginia.

Booz Allen Hamilton Holding Corporation provides management and technology consulting, analytics, engineering, digital solutions, mission operations, and cyber services to governments, corporations, and not-for-profit organizations in the United States and internationally. It focuses on artificial intelligence services comprising of machine learning, predictive modeling, automation and decision analytics, and quantum computing. The company offers artificial intelligence, machine learning, and computer network related operations. In addition, it provides data science, engineering, visualization, and analysis related capabilities. Further, the company engages in user experience, user interface, graphic and web design, design thinking, sketching, and digital product design capabilities. Additionally, it architects and engineers help accelerate, scale, secure, and transform mission and business outcomes using the technologies and partner offering; offers software engineering in agile practices, DevSecOps, automation and Cloud, and Low/No Code Platform engineering; systems and digital engineering; and tech strategy and product management. Booz Allen Hamilton Holding Corporation was founded in 1914 and is headquartered in McLean, Virginia.

CACI International Inc, through its subsidiaries, engages in the provision of expertise and technology to enterprise and mission customers in support of national security in the intelligence, defense, and federal civilian sectors. The company operates through two segments, Domestic Operations and International Operations. The Domestic Operations segment offers digital solutions by modernizing enterprise and agency-unique applications, enterprise infrastructure, and business processes; C4ISR solutions, including command, control, communications, and computer (C4), as well as intelligence, surveillance, and reconnaissance (ISR) technology and networks; and cyber solutions for cybersecurity, cyberspace, electronic warfare, and signals intelligence operations. This segment also provides space solutions, comprising intelligence fusion, data analytic, and decision support, as well as logistics solutions; engineering services, such as platform integration, modernization and sustainment, system engineering, naval architecture, training and simulation, and logistics engineering; design, implement, protect, and manage secure enterprise IT solutions for federal agencies; and mission support solutions, that include analytic services, as well as scenario-based instruction across the spectrum of intelligence processing, collection, and products. The International Operations segment provides a range of IT services, proprietary data, and software products to the commercial and government customers in the United Kingdom, continental Europe, and internationally. The company was founded in 1962 and is headquartered in Reston, Virginia.

ASGN Incorporated engages in the provision of information technology (IT) services and solutions in the technology, digital, and creative fields for commercial and government sectors in the United States, Canada, and Europe. It operates through two segments: Commercial and Federal Government. The Commercial Segment provides consulting, creative digital marketing, and permanent placement services primarily to enterprise clients. This segment also offers workforce mobilization, modern enterprise, and digital innovation IT consulting services; and cloud, data and analytics, and digital transformation solutions. The Federal Government Segment provides mission-critical solutions to the department of defense, intelligence communities, and federal civilian agencies. This segment offers cloud, cybersecurity, artificial intelligence, machine learning, application and IT modernization, and science and engineering solutions. It has a strategic partnership with the National Security Agency Cybersecurity Collaboration Center. The company was formerly known as On Assignment, Inc. and changed its name to ASGN Incorporated in April 2018. ASGN Incorporated was founded in 1985 and is based in Glen Allen, Virginia.

ICF International, Inc. provides management, technology, and policy consulting and implementation services to government and commercial clients in the United States and internationally. The company researches critical policy, industry, stakeholder issues, trends, and behaviors; measures and evaluates results and their impact; and provides strategic planning and advisory services to its clients on how to navigate societal, business, market, business, communication, and technology challenges. It also identifies, defines, and implements policies, plans, programs, and business tools through a range of standard and customized methodologies for its clients' business context; conducts survey research; collects and analyzes various data to understand critical issues and options for its clients; and provides actionable business intelligence, as well as information and data management solutions that allow integrated and purpose-driven data usage. In addition, the company provides solutions to optimize the customer and citizen experience; modernizes IT systems; and cyber security solutions that support the range of cyber security missions and protect IT infrastructures in the face of relentless threats, as well as designs, develops, and implements technology systems and business tools that are key to its clients' mission or business performance. Further, it informs and engages its clients' constituents, customers, and employees through public relations, branding and marketing, multichannel and strategic communications, and reputation issues management. The company serves energy, environment, infrastructure, and disaster recovery; health and social programs; and security and other civilian and commercial markets. The company was formerly known as ICF Consulting Group Holdings, LLC and changed its name to ICF International, Inc. in 2006. ICF International, Inc. was founded in 1969 and is headquartered in Reston, Virginia.

WaveDancer, Inc. develops and maintains information technology systems in the United States. The company also modernizes client information systems; and offers other IT-related professional services to government and commercial organizations. In addition, it offers IT consulting, development, training, migration, and on-site project support; and software development, system modernizations, cloud services, and cybersecurity services. The company was formerly known as Information Analysis Incorporated and changed its name to WaveDancer, Inc. in December 2021. WaveDancer, Inc. was incorporated in 1979 and is headquartered in Fairfax, Virginia.