Unisys Corporation is an American multinational information technology (IT) services and consulting company founded in 1986 and headquartered in Blue Bell, Pennsylvania. The company provides digital workplace, cloud applications and infrastructure, enterprise computing, business process, AI technology, and data analytics services.
Leidos Holdings, Inc. is an American defense, aviation, information technology, and biomedical research company headquartered in Reston, Virginia, that provides scientific, engineering, systems integration, and technical services. Founded as Science Applications International Corporation (SAIC),[6] Leidos merged with Lockheed Martin's IT sector, Information Systems & Global Solutions, in August 2016 to create the defense industry’s largest IT services provider. The Leidos-Lockheed Martin merger is one of the biggest transactions thus far in the consolidation of the defense sector. Leidos contracts extensively with the Department of Defense, the Department of Homeland Security, and the Intelligence Community, as well as other U.S. government agencies and select commercial markets.
DynCorp International Inc., was an American private military contractor. Started as an aviation company, the company also provided flight operations support, training and mentoring, international development, intelligence training and support, contingency operations, security, and operations and maintenance of land vehicles. DynCorp received more than 96% of its more than $3 billion in annual revenue from the U.S. federal government. The corporate headquarters were in an unincorporated part of Fairfax County near Falls Church, Virginia, while the company's contracts were managed from its office at Alliance Airport in Fort Worth, Texas. DynCorp provided services for the U.S. military in several theaters, including Bolivia, Bosnia, Somalia, Angola, Haiti, Colombia, Kosovo and Kuwait. It also provided much of the security for Afghan president Hamid Karzai's presidential guard and trained much of the police forces of Iraq and Afghanistan. DynCorp was also hired to assist recovery in Louisiana and neighboring areas after Hurricane Katrina. The company held one contract on every round of competition since receiving the first Contract Field Teams contract in 1951.
CACI International Inc. is an American multinational professional services and information technology company headquartered in Northern Virginia. CACI provides services to many branches of the US federal government including defense, homeland security, intelligence, and healthcare.
URS Corporation was an engineering, design, and construction firm and a U.S. federal government contractor. Headquartered in San Francisco, California, URS was a full-service, global organization with offices located in the Americas, Europe, Africa, and Asia-Pacific.
Computer Sciences Corporation (CSC) was an American multinational corporation that provided information technology (IT) services and professional services. On April 3, 2017, it merged with the Enterprise Services line of business of HP Enterprise to create DXC Technology.
EG&G, formally known as Edgerton, Germeshausen, and Grier, Inc., was a United States national defense contractor and provider of management and technical services. The company was involved in contracting services to the United States government during World War II and conducted weapons research and development during the Cold war era. It had close involvement with some of the government's most sensitive technologies.
Maximus Inc. is an American government services company, with global operations in countries including the United States, Australia, Canada, and the United Kingdom. The company contracts with government agencies to provide services to manage and administer government-sponsored programs. Maximus provides administration and other services for Medicaid, Medicare, health care reform, welfare-to-work, and student loan servicing among other government programs. The company is based in Tysons, Virginia, has 39,600 employees and a reported annual revenue of $4.9 billion in fiscal year 2023.
Aegis Defence Services is a British private military and private security company with overseas offices in Afghanistan, the United Arab Emirates, Iraq, Saudi Arabia, Libya, Somalia and Mozambique. It is part of the Aegis Group of companies, which includes Aegis LLC, which is based in the United States. It was founded in 2002 by Tim Spicer, who was previously CEO of the private military company Sandline International; Jeffrey Day, an entrepreneur; and Mark Bullough and Dominic Armstrong, former investment bankers.
Parsons Corporation is an American technology-focused defense, intelligence, security, and infrastructure engineering firm headquartered in Chantilly, Virginia. The company was founded in 1944.
AECOM is an American multinational infrastructure consulting firm headquartered in Dallas, Texas.
The Contract Field Teams program is a program of the United States Air Force designed to provide temporary and long-term labor support for a variety of technical service needs; maintenance and repair, depot services, inspections, modernization for contingency support for aircraft, vehicles, weapon systems and other equipment. The CFT program is currently administered by the Oklahoma City Air Logistics Center at Tinker Air Force Base, and has been in place since 1951.
ManTech International Corporation is an American defense contracting firm based in Herndon, Virginia. It was co-founded in 1968 by Franc Wertheimer and George J. Pedersen. The company uses technology to help government and industry clients. The company name "ManTech" is a portmanteau formed through the combination of "management" and "technology."
Global Linguist Solutions (GLS) is an American professional services contracting company headquartered in Herndon, Virginia. GLS was the main provider of interpreters, translators, and linguistic support to the Iraq War.
Science Applications International Corporation (SAIC), Inc. is an American technology company headquartered in Reston, Virginia that provides government services and information technology support.
Veritas Capital Fund Management, L.L.C. is a New York–based private-equity firm founded in 1992 that invests in companies providing critical products and services, primarily technology-enabled products and services, to government and commercial customers worldwide. The firm's first fund closed in 1998. They closed an eighth flagship fund in 2022; in all, Veritas has approximately $45 billion of assets under management. Veritas is led by Ramzi Musallam, the firm's Chief Executive Officer and Managing Partner.
Pacific Architects and Engineers is an American defense and government services contractor. Founded in 1955 by Edward Shay, it is headquartered in Arlington, Virginia. For a time after 2016 it was owned by Platinum Equity until it became listed on Nasdaq in 2018. In February 2022 the company merged with Amentum Government Services Holdings LLC and its stock was delisted from Nasdaq.
RTX Corporation, formerly Raytheon Technologies Corporation, is an American multinational aerospace and defense conglomerate headquartered in Arlington, Virginia. It is one of the largest aerospace and defense manufacturers in the world by revenue and market capitalization, as well as one of the largest providers of intelligence services. In 2023, the company's seat in Forbes Global 2000 was 79. RTX manufactures aircraft engines, avionics, aerostructures, cybersecurity solutions, guided missiles, air defense systems, satellites, and drones. The company is also a large military contractor, getting a significant portion of its revenue from the U.S. government.
Deltek is an American multinational enterprise software and information solutions corporation headquartered in Herndon, Virginia. The company sells software to government contractors, engineering, architectural, accounting, and consulting firms to manage customer information, financial and project accounting, project management, risk management, enterprise resource planning, invoicing, revenue, financial compliance, and expenses. Since 2016, its parent company has been Roper Technologies. Bob Hughes is Deltek’s president and CEO.
> US$9 billion (2021)