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 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 Valiant Global Defense Services Inc.
Valiant Global Defense Services Inc., a division of Cubic Global Defense, Inc. and subsidiary of Valiant Integrated Services LLC, is a global company that provides training, simulation, readiness, logistics, sustainment, analysis, and operations services to military and government customers. According to its website, Valiant Integrated Services empowers critical missions by partnering seamlessly with customers to deliver program services, training technologies, simulation systems, and operational support. The company serves as both a prime contractor and subcontractor on numerous federal contracts across the Department of Defense and other agencies, offering a wide range of services to support military operations and personnel.
Through its prime contracts, Valiant Global Defense Services Inc. has provided services such as simulation and virtual training systems, maintenance instruction, mission support, counter-weapons of mass destruction programs, aviation maintenance and pilot training, force-on-force exercises, modeling and simulation, and security cooperation engagements. Major customers include the Army, Air Force, Navy, Marine Corps, Defense Threat Reduction Agency, and U.S. combatant commands. Notable contracts include a $255 million agreement for international F-16 aircraft maintenance and pilot training, a $9.7 million contract for training and exercise support services for the Defense Threat Reduction Agency, and a $49.9 million contract for training and education support services for the Marine Corps. Valiant frequently partners with specialized subcontractors like Core Government Services, Human Domain Solutions, Janus Research Group, Strategic Operations, Kokatat, and Mellor Engineering to enhance service delivery on its prime contracts. Set-aside designations are often not used for Valiant's contracts due to their size and complexity.
Valiant Global Defense Services Inc. holds several major indefinite-delivery/indefinite-quantity (IDIQ) contract vehicles to provide a wide range of products and services to federal agencies. These include the $975 million Mission Training Complex Capabilities Support II contract for Army training and simulation solutions, the $610 million Training Support Systems Enterprise vehicle for Army installation training support, the $1.31 billion Fielded Training Systems Support V contract for Navy aircrew and simulator services, and the $850 million Assessment, Exercise, and Modeling and Simulation Support IDIQ supporting the Defense Threat Reduction Agency. Additionally, the company is part of the $995 million USAFE-AFAFRICA Advisory and Assistance Services V IDIQ contract and the ASTRO GWAC for platform-related services. These multi-year IDIQ contracts, awarded by major military commands and defense agencies, allow Valiant to efficiently deliver integrated capabilities across training, readiness, sustainment, and operations areas.
PD3UQQ22NQW1 541330
Not listed 2355 Dulles Corner Blvd Suite 200, Herndon, VA 20171, USA
8/18/15 1/31/26 Calibre Systems Inc.
Calibre Systems Inc. is an employee-owned management consulting and digital transformation company that provides a wide range of professional services to government and industry clients. The company specializes in program management, process improvement, financial analysis, logistics, cybersecurity, systems integration, software engineering, data analytics, training curriculum development, and administrative support. Calibre Systems holds numerous federal contract and grant awards, primarily supporting Department of Defense agencies such as the Army, Navy, Air Force, and Marine Corps, as well as civilian agencies including the National Institutes of Health, General Services Administration, and Equal Employment Opportunity Commission. As a prime contractor, Calibre has delivered specialized training services, mission command instruction, role player services for military exercises, and program management support for various initiatives.
Through its prime federal contract awards, Calibre Systems has provided education and training support services to the Department of the Army, including support for the Army's Force Management School and delivery of virtual simulation operator services at Fort Sill, Oklahoma. The company has also supported Base Realignment and Closure (BRAC) program management efforts for the Army's Office of the Chief of Staff. Calibre has received multiple delivery orders under the Army's Training Support Systems Enterprise (TSS-E) contract, providing specialized training services at various Army installations. For the Marine Corps, Calibre has provided strategic, operational, and amphibious planning support to the I Marine Expeditionary Force. The company has also delivered sustainment readiness support services to the Army Central Command in Kuwait. Notable subcontract work includes computer programming services for IBM, environmental engineering support for BB&E Inc., and IT service desk support for Science Applications International Corporation. While most awards did not have set-aside designations, Calibre has partnered with small and disadvantaged businesses on some contracts, such as subcontracting with Gemini TECH Services LLC, an 8(a) certified and economically disadvantaged woman-owned small business, for virtual simulation support services.
Calibre Systems' involvement in federal grant sub-awards has been more limited compared to its contract work. The company has provided support to the University of Maryland, Baltimore on two grant projects. In one project, Calibre assisted with the design, development, and implementation of a collaboration website, overseeing quality control, budget tracking, and project management. This work was part of a Department of Defense grant program. The other grant involved supporting the Intercollaborative Radiation Countermeasure (INTERACT) Consortium, which focuses on developing medical countermeasures for radiation syndromes. This project was funded by the National Institute of Allergy and Infectious Diseases, part of the National Institutes of Health. These sub-awards demonstrate Calibre's capability to contribute specialized expertise to academic research initiatives, particularly in project management and collaborative technology platforms.
Calibre Systems holds several significant federal contract Indefinite Delivery Vehicles (IDVs). The company was awarded a spot on the $610 million Army Training Support Systems Enterprise (TSS-E) multiple-award contract, allowing it to compete for task orders related to training support services across Army installations. Calibre also holds a $175 million single-award IDV with the National Institutes of Health for business and professional support services. Additionally, the company is on the General Services Administration's One Acquisition Solution for Integrated Services (OASIS) vehicle, with a massive ceiling of nearly $1 trillion. Through these IDVs, Calibre has received task orders for a variety of services, including education and training support, mission command instruction, role player services for military exercises, and program management support for Army initiatives. The company also holds a position on the Human Capital and Training Solutions (HCaTS) vehicle, through which it has received task orders from agencies such as the Department of Veterans Affairs for the Transition Assistance Program. These vehicles provide Calibre with a streamlined means to offer its diverse professional services portfolio to multiple federal agencies.
KHGARY8DHL23 541611
Not listed 6361 Walker Ln #1100, Alexandria, VA 22310, USA
8/8/01 8/13/25