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 Guidehouse Digital LLC
Guidehouse Digital LLC is a global consulting firm that provides management, technology, and risk consulting services to public and commercial sectors, with expertise in both areas to support clients in navigating challenges, driving innovation, and achieving success.
Guidehouse Digital LLC has been awarded numerous prime federal contracts and subcontracts to provide a diverse array of services to agencies like the Department of Health and Human Services (HHS), Department of Agriculture (USDA), Department of Homeland Security (DHS), and National Oceanic and Atmospheric Administration (NOAA). Major service areas include IT modernization, software delivery, operations support, and specialized consulting across domains like biomedical research, healthcare, meteorology, and public safety. For HHS and its National Institutes of Health (NIH), Guidehouse has delivered enterprise IT services, scientific computing, bioinformatics, clinical trial support, program management, compliance, and research assistance through contracts like CIO-SP3 Small Business, Scientific, Operations and Administrative Resources (SOAR), and Specialized and Strategic Services IDIQs. USDA contracts cover application development, IT security, crop insurance systems, and enterprise services across DAITSS and risk management programs. DHS work encompasses IT infrastructure services for USCG, operations support for TSA, and technology training for FEMA. Many contracts leverage firm-fixed-price, time and materials, or labor hour pricing models without set-asides.
Guidehouse Digital LLC holds prime contractor positions on several notable multiple-award IDIQ vehicles to provide a broad range of goods and services to federal agencies. Under USDA's STRATUS Basic Ordering Agreement, expiring in 2034, Guidehouse can deliver integration and development support services. The $3.6 billion NIH SOAR IDIQ enables Guidehouse to supply administrative, operations, and scientific resources through 2026 to advance NIH's biomedical research mission. Likewise, Guidehouse was awarded a $20 billion Chief Information Officer – Solutions and Partners 3 contract in 2020 by NIH to procure telecommunications and IT solutions through 2024. NOAA's $3 billion ProTech Weather Domain IDIQ positions Guidehouse to provide meteorology, scientific, engineering, and analytical services to support weather forecasting systems and predictions until 2025. Guidehouse also maintains multiple award schedule contracts with GSA and BPAs with USDA for natural resource management IT services.
WKMCZLH1KJM4 541511
Not listed 1676 International Dr #800, McLean, VA 22102, USA
11/6/01 5/21/25 ECS Federal, LLC
ECS Federal, LLC Government Services Division, doing business as Electronic Consulting Services Inc., is a leading provider of advanced technology solutions and services to the U.S. federal government. As a subsidiary of On Assignment, Inc.'s staffing services division, ECS Federal specializes in delivering a wide range of IT capabilities, including cybersecurity, cloud solutions, artificial intelligence, machine learning, and IT modernization. The company has established itself as a trusted partner in supporting critical government missions through innovative technology services. ECS Federal leverages its parent company's resources to offer comprehensive solutions across various federal agencies, positioning itself as a key player in the government technology services sector.
Through numerous prime and subcontract awards, ECS Federal has delivered diverse services to federal agencies. As a prime contractor, the company has provided enterprise IT solutions, cloud engineering, data optimization, and specialized consulting services to agencies such as the Department of Justice, Department of Defense, and NASA. Notable projects include a $403 million contract with the Army Cyber Command for endpoint security systems, a $143 million contract with the Navy for enterprise ashore enclave support, and multiple contracts with the FBI for various IT services. ECS Federal has also supported agencies like the Internal Revenue Service, Department of Health and Human Services, and Department of Homeland Security with services ranging from Microsoft 365 cloud migration to cybersecurity support. As a subcontractor, ECS has contributed to projects led by major firms such as IBM, Booz Allen Hamilton, and Lockheed Martin, providing specialized IT and engineering services across defense and civilian agencies. These contracts typically do not have set-aside designations, indicating that ECS Federal competes in full and open competition.
ECS Federal holds several significant Indefinite Delivery Vehicles (IDVs) that enable it to provide a broad spectrum of services to federal clients. The company is a prime contractor on the $60.7 billion Transformation Twenty One Total Technology Next Generation Two (T4NG2) contract with the Department of Veterans Affairs, offering comprehensive IT solutions. ECS also holds a position on the $1.25 billion DARPA Technical and Analytical Support Services II (IDIQ), providing technical and analytical support to defense research programs. The company's $650 million Accelerating VA Innovation and Learning (AVAIL) contract focuses on healthcare innovation initiatives. Additionally, ECS is part of the $500 million Strategic Technical ARPA-H Talent Support (STATS) contract with the National Institutes of Health and the $203 million FCC Application Development Support Services IDIQ. Other notable vehicles include the ASTRO GWAC and various agency-specific Blanket Purchase Agreements (BPAs). These IDVs allow ECS Federal to deliver a wide range of IT, engineering, and professional services across the federal government landscape, with task orders being issued by various agencies for specific projects and requirements.
XYB4JU4PA6T4 541420
Not listed 2750 Prosperity Ave #600, Fairfax, VA 22031, USA
10/3/01 1/22/26 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 Caci, Inc. - Federal
CACI, Inc. - Federal is a leading provider of information solutions and services to the U.S. federal government. As a division of CACI International Inc., the company supports critical national security missions and government transformation efforts across defense, intelligence, and civilian agencies. CACI delivers a wide range of services including engineering, research and development, information technology solutions, systems integration, cybersecurity, and program management. The company has established itself as a prime contractor on numerous high-value indefinite delivery vehicles, allowing it to rapidly provide specialized capabilities to government customers.
Through its prime and subcontract awards, CACI has delivered diverse services across multiple agencies. For the Department of Defense, CACI has provided engineering support for ship design and integration, crisis response and interoperable command and control systems, and background investigation services. The company has supported NASA with simulation and virtual reality applications for space programs. For civilian agencies like the Department of Homeland Security, CACI has furnished background investigative services and public alert system support. CACI frequently collaborates with other major contractors such as BAE Systems, Booz Allen Hamilton, and General Dynamics on large-scale projects. While most contracts are unrestricted, CACI occasionally partners with small businesses for specialized work.
CACI holds several significant indefinite delivery vehicles (IDVs) that facilitate its broad service offerings. These include a $2.25 billion contract with the Defense Counterintelligence and Security Agency for background investigations, a $32.5 billion Air Force contract for training systems acquisition, and a $150 million NASA contract for simulation and software technology support. The company also participates in government-wide acquisition contracts like Alliant II and OASIS, enabling it to provide IT and professional services across multiple agencies. Through these vehicles, CACI has received task orders for enterprise IT support, cybersecurity services, and specialized technical assistance for various defense and civilian programs. These IDVs position CACI as a go-to contractor for agencies seeking rapid access to advanced technology solutions and mission-critical support services.
N3PBJAVNKF61 541512
Not listed 14370 Newbrook Dr, Chantilly, VA 20151, USA
2/7/02 9/18/25