Booz Allen Hamilton Inc.
Booz Allen Hamilton Inc. is a leading provider of management, technology, and engineering services to the U.S. government. It specializes in defense, intelligence, and civil markets, empowering organizations to transform through consulting, analytics, digital solutions, engineering, and cyber expertise.
Booz Allen Hamilton Inc. has an extensive history of providing a wide range of goods and services through prime and subcontract awards across various federal agencies. It has delivered cybersecurity solutions, IT modernization, program management support, data analytics, and systems engineering services to agencies such as the Department of Defense, Department of Veterans Affairs, Centers for Disease Control and Prevention, and the Air Force. Booz Allen Hamilton Inc. has received numerous contracts for technical assistance, engineering services, and professional services from the Department of the Navy, Department of the Army, Department of Energy, and the National Aeronautics and Space Administration (NASA). Many of these contracts did not have set-aside designations, and Booz Allen Hamilton Inc. has often collaborated with subcontractors like Peraton Inc., BAE Systems, and Salient CRGT Inc.
Through prime and subgrant awards, Booz Allen Hamilton Inc. has provided research and development services, data analysis, and technical assistance to federal agencies. For instance, it received a project grant from the Department of Commerce's National Telecommunications and Information Administration to advance the security of O-RAN enabled 5G radio access network systems, collaborating with Virginia Tech as a subrecipient. Booz Allen Hamilton Inc. has also been awarded subgrants to identify hazardous materials for system sustainment and safety, as well as to conduct data analysis and research related to health and substance use disorders.
Booz Allen Hamilton Inc. holds several federal contract indefinite delivery vehicles (IDVs) that streamline the procurement of professional services for various agencies. These include a $23 million NASA Blanket Purchase Agreement (BPA) for data analysis and technical support services, a $550 million indefinite delivery contract from the Department of Energy's Advanced Research Projects Agency-Energy for technical and administrative support services, and a $75 million multiple award IDIQ from the Department of Health and Human Services Administration for Community Living to provide program support, data analysis, and technical assistance. Additionally, Booz Allen Hamilton Inc. was awarded a $149 million BPA by the Food and Drug Administration for organizational change management and business modernization support services.
JCBMLGPE6Z71 541611
Not listed 8283 Greensboro Dr, McLean, VA 22102, USA
10/29/01 1/10/26 Science Applications International Corporation
Science Applications International Corporation (SAIC) is a leading technology integrator providing full life cycle services and solutions in the technical, engineering, intelligence, and information technology markets to public and private sector customers. As a prime contractor, SAIC has provided a wide range of professional services, IT solutions, logistics support, systems engineering, and specialized products to federal government customers, primarily the Department of Defense and military services, through contract vehicles such as indefinite-delivery/indefinite quantity (IDIQ) contracts, blanket purchase agreements (BPA), and various multiple award schedule (MAS) contracts held under its General Services Administration (GSA) MAS program.
Through prime contract awards, SAIC has provided IT modernization, cloud migration and managed services, cybersecurity solutions, logistics and acquisition support, systems engineering, software development, modeling and simulation, and other technical services to the Army, Navy, Air Force, defense agencies, Homeland Security, Treasury, and other federal customers. As a subcontractor, SAIC has partnered with leading contractors like Leidos, IBM, Booz Allen Hamilton, and others to deliver critical IT system development, security, maintenance and modernization efforts in support of key federal contracts. Set aside designations were not routinely applied to SAIC's prime contract awards.
As the prime recipient of a National Aeronautics and Space Administration grant under the Science Mission Directorate's Science program, SAIC worked to develop advanced techniques in artificial intelligence, machine learning, and data analytics to enhance wildfire risk modeling and emergency response planning for federal land management agencies.
SAIC holds several IDIQ contract vehicles as a prime contractor that have resulted in the award of task orders from various agencies. These include the decade-long, $60 billion Transformation Twenty-One Total Technology Next Generation (T4NG2) contract where SAIC provides a range of IT solutions to the Department of Veterans Affairs, as well as the billion-dollar Training Systems Acquisition IV (TSA IV) contract from the Air Force Life Cycle Management Center to streamline procurement of training systems and the billion-dollar Combat Environment Instrumentation Systems II (CEIS II) contract providing test and evaluation instrumentation to the Department of the Navy.
MMLKPW9JLX64 541512
Not listed 12010 Sunset Hills Rd Fl 4, Reston, VA 20190, USA
7/12/13 12/16/25 HII Mission Technologies Corp
Alion Science And Technology Corporation is a large engineering and technology company that provides a wide range of services to the U.S. federal government, primarily in support of defense and national security missions. As a subsidiary of Huntington Ingalls Industries, Inc., Alion specializes in research, development, test and evaluation (RDT&E), systems engineering, modeling and simulation, cybersecurity, and other advanced technical services. The company has received over $5 billion in prime federal contracts from agencies including the Departments of Defense, Air Force, Army, and Navy to support various programs involving aviation, surface warfare, weapons systems, communications, logistics, and training.
Alion's federal contract work spans numerous critical areas of defense technology and operations. Key services provided include engineering and integration for fighter aircraft and bomber programs, electromagnetic spectrum research and management, development of unmanned aircraft systems, counter-explosive hazard technologies, and advanced training simulators. The company has been awarded major contracts to support initiatives like the F-35 Lightning II Joint Program Office, Navy Continuous Training Environment, and Air Force spectrum management activities. Alion frequently leverages partnerships with subcontractors to deliver specialized equipment, software, and technical expertise. While most contracts are unrestricted awards, Alion occasionally subcontracts to small disadvantaged businesses. Primary customers include the Naval Sea Systems Command, Air Force Life Cycle Management Center, Office of the Secretary of Defense, and various research laboratories and warfare centers across the military branches.
Alion holds two significant indefinite delivery vehicle (IDV) contracts that allow it to compete for and receive task orders from defense agencies. The first is a $1 billion multiple-award Engineering, Procurement, Integration, and Contractor Logistics Support (EPIC) contract with the Air Force, running through 2034. This vehicle enables Alion to provide a broad scope of technical assessment, procurement, integration, and sustainment services. The second is a $50 million single-award IDV with the Naval Air Systems Command to deliver live, virtual, and constructive training and simulation systems through 2024. Under this contract, Alion designs, develops, modifies, and integrates advanced training capabilities for naval aviation and surface warfare applications. These IDVs position Alion as a key industry partner in supporting defense modernization and readiness initiatives across multiple domains.
GS7HBMNZEMK3 541611
Not listed 7501 S Quincy St suite 100, Willowbrook, IL 60527, USA
11/2/10 11/1/25 Amentum Services, Inc.
Amentum Services, Inc., doing business as AECOM, is a premier global leader in designing, engineering, managing and modernizing critical systems and programs of national significance across defense, security, intelligence, energy, and environment sectors for U.S. federal government customers.
Amentum Services, Inc. has provided a wide array of professional and technical services, equipment, construction, logistics, and other support to federal agencies through prime and subcontract awards. This includes aviation, maritime, missile defense, space launch, military construction, infrastructure modernization, IT and telecom systems integration, cybersecurity, data analytics, training systems, temporary facilities, environmental remediation, and more for the Departments of Defense, Homeland Security, State, Health and Human Services, Treasury, and other civilian agencies. Major prime contract partners have included Textron Aviation Defense, International Business Machines Corporation, HII Fleet Support Group, and Sonalysts Inc. Set aside designations have generally not applied given the specialized nature of many deliverables.
Amentum Services, Inc.'s sole prime federal grant was awarded by NASA to study the microbiomes of leafy green vegetable crops grown during spaceflight, analyzing interactions with the spacecraft environment and implications for astronaut dietary supplementation.
Amentum Services, Inc. holds several Indefinite Delivery Vehicles (IDVs) with ceiling amounts up to $75 billion, including single-award contracts from the Navy for F-16 aircraft support over 8 years and from Health and Human Services to provide influx care facility services through 2028. The company also has spots on multiple-award IDVs like the 10-year Army C5ISR Gateway to Sustainment ($3.2 billion ceiling) for command, control, and communications sustainment, and the 5-year Treasury TIAS Blanket Purchase Agreement ($500 million ceiling) for financial crimes analysis support. Associated task orders have involved F-16 parts and maintenance, Army radio equipment, and investigative services for tracking illicit finance.
QEMLRQA7PLG4 541330
Not listed 4800 Westfields Blvd #400, Chantilly, VA 20151, USA
2/8/10 12/5/25 Mantech Advanced Systems International, Inc.
Mantech Advanced Systems International, Inc. is a subsidiary of ManTech International Corporation, providing a wide range of technology solutions and services to support national security missions across the U.S. government. The company specializes in areas such as systems engineering, software development, cybersecurity, and program management for defense, intelligence, and federal civilian agencies. As a large business prime contractor, Mantech holds numerous contract vehicles and has received substantial federal contract awards to deliver specialized expertise and technical capabilities to government customers. The company's work spans critical domains including IT modernization, enterprise IT, mission software systems, analytics, defense, and federal civilian solutions.
Through its prime and subcontract awards, Mantech has provided diverse services including engineering support for naval aviation programs, IT operations and maintenance for transportation security systems, cybersecurity monitoring for the Department of Justice, and data readiness services for defense artificial intelligence initiatives. The company has secured major contracts with agencies such as the Navy, Air Force, Defense Health Agency, and Department of Homeland Security. Notable awards include a $622 million task order for training-related services from the Army, a $261 million order for technical support to Air Force combat and spectrum warfare operations, and multiple task orders exceeding $10 million each for IT support to agencies like the Consumer Financial Protection Bureau. Mantech frequently partners with other large contractors like Booz Allen Hamilton and SAIC, as well as small businesses, to deliver comprehensive solutions. These awards typically do not have set-aside designations, as Mantech competes as a large business.
Mantech's involvement in federal grant programs appears more limited, with most activity occurring as a subrecipient. The company has provided natural resource management and conservation services at Vandenberg Air Force Base through subgrants from Colorado State University. This work included tasks such as threatened and endangered species management, habitat restoration, invasive species control, and wetland monitoring in support of the base's Integrated Natural Resources Management Plan. Mantech's role involved making programmatic decisions and recommendations based on their expertise with the base's ecosystems, coordinating directly with Air Force personnel, and adhering to federal regulations governing species and habitat management on military lands. The company has also provided software and system maintenance for civil registration programs at the state level, supporting public health initiatives funded by federal grants.
Mantech holds several significant Indefinite Delivery Vehicles (IDVs) that enable it to compete for and receive task orders across multiple agencies. These include a $900 million IDIQ with the Air Force Life Cycle Management Center for engineering and simulation services, a $487 million Blanket Purchase Agreement with the Department of Justice for IT support services, and a $250 million contract with the Naval Air Warfare Center for rapid prototyping and systems integration. The company is also a holder of government-wide acquisition contracts like Alliant II and ASTRO, allowing it to provide IT and engineering services across federal agencies. Additionally, Mantech was awarded positions on the $60.7 billion VA T4NG2 contract for health IT solutions and a $4.5 billion Air Force contract for security services supporting special access programs. These vehicles demonstrate Mantech's broad capabilities and strong positioning to support diverse government requirements in technology, engineering, and mission support services.
JY2BDT2K58Z6 541512
Not listed 2251 Corporate Park Dr, Herndon, VA 20171, USA
4/11/02 11/6/25