Leidos, Inc.
Leidos, Inc., operating through its Leidos Services Operating Segment Division and conducting business as SAIC, is a global technology and engineering solutions provider with extensive experience supporting the U.S. federal government across defense, intelligence, health, and civilian sectors. As a subsidiary of Leidos Holdings, Inc., the company maintains a substantial portfolio of federal contracts and indefinite delivery vehicles valued in the billions of dollars, positioning it among the major federal contractors serving national security and civilian agency missions.
Leidos has demonstrated remarkable breadth in delivering federal contract services across multiple domains and funding agencies. The company provides extensive environmental remediation and engineering services, including hazardous waste assessment, site investigation, remedial design, and facility environmental compliance evaluations for agencies such as the U.S. Army Corps of Engineers, Defense Logistics Agency, Air Force Civil Engineer Center, and U.S. Geological Survey. In medical research support, Leidos delivers comprehensive administrative and technical services for congressionally directed medical research programs and defense health initiatives, including support for cancer research (lung, prostate, melanoma, ovarian, rare cancers), neurodegenerative disease research (Alzheimer's, Parkinson's, ALS), trauma and injury research (burn injuries, traumatic brain injury), musculoskeletal research, and specialized health programs through the Defense Health Agency and Naval Health Research Center. Naval and defense systems support represents another significant service area, with Leidos providing operation, maintenance, repair, and refurbishment services for the Naval Array Technical Support Center, towed array sonar systems for Naval Sea Systems Command, and Foreign Military Sales support for allied nations including Pakistan, Poland, Romania, Jordan, Egypt, Iraq, Thailand, Taiwan, Greece, Israel, Korea, Belgium, and the Netherlands through Air Force Materiel Command. The company supplies specialized equipment procurement services including cable assemblies, anodes (corrosion prevention and impressed current), electrical connectors, electrodes, sensors, spacer components, and reference cells through the Defense Logistics Agency's multiple divisions (Aviation, Land and Maritime, Construction and Equipment). Leidos executes transportation research and development support through the Federal Highway Administration's Saxton Transportation Operations Laboratory, delivering services in cooperative driving automation, intelligent transportation systems, vehicle-to-everything communication, autonomous driving systems assessment, and traffic management technologies. Information technology and infrastructure modernization services are provided to the Department of State's Bureau of Information Resource Management for cloud and data center services, network telecommunications, and customer end-user support. Additionally, Leidos performs military logistics operations including ammunition supply point management for the U.S. Army in Kuwait, cryptologic training and intelligence operations support for the Air Force Education and Training Command, software engineering lifecycle support for the Marine Corps, and specialized technical services such as wireless site survey planning, migration execution services for defense networks, and infrastructure upgrades for defense installations. The company has received awards without set-aside designations, reflecting its competitive capabilities as a large established contractor, though it has also won contracts designated as small business set-asides in some instances, indicating flexibility in organizational structure or certified status for specific procurements.
Leidos' federal grant work, while limited in the provided documentation, demonstrates involvement in specialized research initiatives supporting government objectives. The company has served as a sub-grantee under the University of North Dakota for grant work related to estimating nocturnal aerosol optical depth using NASA's Black Marble satellite data, indicating participation in environmental science and remote sensing research aligned with NASA's Earth observation missions. This grant activity reflects Leidos' capability to support scientific research initiatives and contribute to federal agencies' research and development objectives beyond traditional contract work, particularly in areas supporting civil space and environmental monitoring programs.
Leidos maintains a robust portfolio of federal contract indefinite delivery vehicles that establish long-term, flexible procurement relationships across multiple agencies and mission areas. The company holds a $100 million multiple-award Indefinite Delivery Contract with the Air Force Civil Engineer Center for nationwide environmental analysis and assessment services through September 2030, supporting environmental assessments, impact statements, and regulatory compliance activities under the National Environmental Policy Act framework. A $105.5 million single-award cost-plus-fixed-fee contract with the Naval Health Research Center (Bureau of Medicine and Surgery) through September 2030 provides non-personal research and development support services for operational readiness, warfighter performance research, medical modeling and simulation, and epidemiological analysis. Leidos holds a combined $2.19 billion multiple-award contract with the Department of State's Bureau of Information Resource Management for network and telecommunication services through November 2032, and an additional $1.19 billion multiple-award contract for customer and end-user support services through May 2026, both under the Evolve parent vehicle established to modernize State Department IT infrastructure. The company was awarded an $40 million single-award indefinite delivery contract by the Air Education and Training Command for cryptologic training and intelligence operations support services through March 2028, with delivery orders issued for language training and tactical systems operator instruction. A $56.7 million single-award contract with the Navy's Bureau of Medicine and Surgery through January 2031 provides psychological health and readiness research services for the Naval Health Research Center. Additionally, Leidos holds multiple smaller IDVs including a $100 million multiple-award contract with the Air Force Civil Engineer Center for architect-engineering environmental services to support environmental programs worldwide through March 2035. These IDVs establish Leidos as a critical partner for sustained federal government operations, particularly across defense agencies and civilian departments requiring continuous access to specialized technical, scientific, and administrative capabilities for complex mission execution.
QLNMVC12KWY3 541715
Not listed 1750 Presidents St Fl 10, Reston, VA 20190, USA
1/5/10 7/24/26 HDR Environmental, Operations And Construction, Inc.
HDR Environmental, Operations And Construction, Inc. (HDR EOC) is a subsidiary of HDR, Inc., a global professional services firm specializing in engineering, architecture, environmental consulting, and construction services. As a prime federal contractor, HDR EOC provides comprehensive environmental, engineering, and facilities support services to numerous government agencies, with a particular focus on the Department of Defense. The company offers a wide range of technical services including environmental assessments, marine species monitoring, facilities engineering, construction management, infrastructure planning, and natural resource management. HDR EOC is registered in SAM.gov, operates as a for-profit Subchapter S Corporation, and has been actively receiving federal contract awards since 2002.
Through its federal contract awards, HDR EOC has demonstrated extensive capabilities across multiple domains of environmental and engineering services. The company has executed numerous prime and subcontract awards for agencies including the U.S. Army Corps of Engineers, Naval Facilities Engineering Command, Air Force Civil Engineer Center, Defense Logistics Agency, and U.S. Fleet Forces Command. Contract services have included environmental impact statements, marine species monitoring, housing requirements analyses, infrastructure design, sediment sampling, habitat restoration, construction management, and environmental compliance support. HDR EOC consistently works with subcontractors ranging from small businesses and minority-owned firms to academic institutions like Duke University and the University of Rhode Island, enhancing its technical capabilities and supporting federal small business contracting goals. None of the contract awards reviewed utilized specific small business set-aside designations.
HDR EOC holds several significant Indefinite Delivery Vehicle (IDV) contracts across multiple federal agencies. These include a $100 million Environmental Assessment IDV with the Air Force Civil Engineer Center, a $249 million Environmental Quality Program MATOC with the U.S. Army Corps of Engineers South Atlantic Division, and a $2 billion Architect-Engineering Services for Design and Construction Support (AE NEXT) contract with the Air Force. The company also holds a $50 million General Services Administration Federal Supply Schedule contract and an OASIS+ Unrestricted IDIQ with a massive potential ceiling value. These IDVs enable HDR EOC to provide rapid, flexible technical support across complex federal infrastructure and environmental projects, with task orders spanning environmental assessments, marine species monitoring, facilities engineering, architectural design, construction management, and comprehensive environmental compliance services for agencies including the Department of Defense, U.S. Army Corps of Engineers, and various military commands.
EKCVZLXL4MA8 562910
Not listed 369 Inverness Pkwy #325, Englewood, CO 80112, USA
3/25/02 5/15/26 WSP USA Solutions Inc.
WSP USA Solutions Inc., operating as Louis Berger US, is a foreign-owned, for-profit infrastructure and environmental consulting firm that provides comprehensive professional services to federal agencies across multiple sectors. The company specializes in architecture and engineering design, environmental remediation and compliance, emergency power support, infrastructure planning, program management, construction management, and international development initiatives. With an established presence across numerous federal agencies and a robust portfolio of indefinite delivery vehicles, WSP USA Solutions Inc. has positioned itself as a versatile provider of technical and professional services supporting both routine federal operations and critical emergency response missions.
WSP USA Solutions Inc. has delivered an extensive array of services through federal prime contracts awarded across civilian and defense agencies. The company's contract work encompasses architect-engineer services for military facility design and infrastructure improvements, particularly through the U.S. Army Corps of Engineers and Department of Defense; environmental remediation and Superfund site oversight through the Environmental Protection Agency, including remedial investigation, feasibility studies, and remedial action oversight at contaminated sites in the Northeast; emergency power support and disaster response services through the Advanced Contract Initiative program, providing temporary generator deployment and installation services in response to hurricanes and natural disasters; and specialized consulting services for federal agencies including the Federal Highway Administration, U.S. Coast Guard, National Park Service, and Federal Energy Regulatory Commission. Specific contract work includes Title III architect-engineer services for fire suppression installations, geotechnical investigations for flood diversion projects, builder sustainment management assessments, coastal and maritime environmental assessments, and status of forces agreement environmental compliance support at overseas military installations. The company has received prime contract awards without set-aside designations, reflecting competitive selection based on demonstrated qualifications, with funding from agencies including USACE, EPA Region 2, the Department of Defense, FHWA, Coast Guard, and Department of Interior. WSP USA Solutions Inc. has also served as a prime contractor on larger projects with recognized architectural and engineering subcontractors such as Adrian Smith + Gordon Gill Architecture, LLP and Apex Cost Consultants, Inc., while simultaneously subcontracting work to small disadvantaged businesses for specialized services including electrical work, fuel logistics, equipment operation, and emergency response labor.
WSP USA Solutions Inc. has engaged in federal grant work primarily through international development initiatives funded by the U.S. Agency for International Development. The company received a $90 million indefinite delivery grant vehicle from USAID to strengthen democratic governance in Honduras, which generated a $34.789 million delivery order focused on improving the effective governance capacity, transparency, accountability, and citizen-responsiveness of Government of Honduras institutions through enhanced government effectiveness, increased institutional oversight, anti-corruption initiatives, and citizen engagement in priority sectors including security, education, and health. Additionally, WSP USA Solutions Inc. served as a subgrantee under a New Jersey Department of Community Affairs grant award related to coastal flood risk vulnerability assessment and mitigation planning for Atlantic County coastal areas, leading a comprehensive planning effort to identify and address vulnerabilities to increased flood risk. The grant work demonstrates the company's capability to manage large-scale, complex development assistance programs requiring sustained engagement with foreign governments and community stakeholders, though the documented grant history is significantly smaller than the company's federal contract portfolio.
WSP USA Solutions Inc. holds multiple significant indefinite delivery contracts that position it as a primary resource for federal agencies seeking specialized consulting and engineering services. The company's primary IDV is a $249 million multiple-award architect-engineering contract with the U.S. Army Corps of Engineers Seattle District supporting the Military and Interagency and International Services program through 2032, providing a comprehensive vehicle for infrastructure planning, environmental consulting, and emergency response capabilities. Additional major IDVs include a $248.4 million general architect-engineering contract with USACE Europe District for military construction projects under $500,000 in Germany, Poland, Czech Republic, Belgium, the Netherlands, Luxembourg, Norway, and Denmark through 2030; a $225 million Kansas City Unrestricted Architect-Engineer contract with USACE for hazardous, toxic, and radioactive waste remediation and environmental services supporting EPA Region 2 through 2029; a $94.5 million contract with USACE Europe District for architect-engineer planning services across Europe, the Caucasus, and Middle East through 2029; and four separate $75 million Advanced Contract Initiative Temporary Emergency Power contracts with USACE covering geographic quadrants I through IV for disaster response generator deployment services through 2025. The company also holds a $999.999 billion OASIS+ Unrestricted multiple-award indefinite delivery/indefinite quantity contract through the General Services Administration Federal Acquisition Service, providing government-wide authority for comprehensive professional services across all federal agencies through 2029; a $50 million geospatial mapping services contract with USACE Europe District through 2029; a $49.5 million architect-engineer contract with USACE St. Louis District for environmental design services through 2030; a $40 million Federal Highway Administration technical support services blanket purchase agreement through 2029; and a $7.5 million direct equity consultant services contract with the International Development Finance Corporation's Office of Equity and Investment Funds through 2028. These IDVs enable federal agencies to rapidly procure specialized services on an as-needed basis, with task orders issued across USACE regional offices, EPA, FHWA, Coast Guard, Department of Defense, Department of Interior, and international development agencies, supporting the company's status as a preferred contractor for complex infrastructure, environmental, and emergency response requirements.
GLHZFFJJZ8G2 541330
Not listed 1250 23rd St NW #3, Washington, DC 20037, USA
5/4/16 4/28/26 Stell Environmental Enterprises Inc.
Stell Environmental Enterprises Inc., doing business as Stell, is a veteran and woman-owned small business certified through the Small Business Administration's 8(a) and Economically Disadvantaged Women-Owned Small Business (EDWOSB) programs. The company specializes in providing comprehensive environmental consulting, cultural resource management, and planning services to federal agencies across the United States. Founded with a focus on supporting government infrastructure, compliance, conservation, and land management programs, Stell offers a wide range of technical and advisory services that help federal agencies meet their environmental and regulatory requirements.
Through its prime and subcontract federal awards, Stell has performed diverse environmental and cultural resource services for numerous federal agencies. These services include archaeological surveys, cultural resource inventories, environmental impact assessments, wetland delineations, historic structure assessments, ethnographic studies, spill prevention plan updates, water quality testing, storage tank support, and environmental compliance consulting. Stell has worked extensively with agencies such as the U.S. Army Corps of Engineers, Department of Agriculture Forest Service, Bureau of Land Management, U.S. Fish and Wildlife Service, Air National Guard, and Department of the Interior. Many of its contracts have been set aside for small businesses, women-owned businesses, or service-disabled veteran-owned businesses, reflecting the company's commitment to these socioeconomic programs.
Stell holds several significant Indefinite Delivery Vehicle (IDV) contracts that enable it to provide specialized services across multiple federal agencies. These include a $249 million multiple-award contract with the U.S. Army Corps of Engineers Mobile District for architect-engineer services, a $22.5 million IDV for environmental compliance and conservation services with the Army Installation Management Command, a $15 million IDIQ with the National Institute of Standards and Technology for architectural services, and a $7.5 million Blanket Purchase Agreement with the U.S. Forest Service for cultural heritage services in Regions 6 and 10. These IDVs cover a broad spectrum of services, from environmental planning and cultural resource management to infrastructure support and sustainability initiatives, demonstrating Stell's versatility and expertise in supporting federal agency missions across multiple domains.
YEALHM3X78N9 541620
Not listed 6100 219th St SW #480, Mountlake Terrace, WA 98043, USA
3/19/04 8/12/26 Marstel-Day, LLC
Marstel-Day, LLC is a woman-owned small business environmental consulting firm based in Fredericksburg, Virginia, specializing in comprehensive environmental services for federal government agencies. The company provides a wide range of environmental planning, natural resources management, sustainability, conservation, and compliance services across defense and civilian sectors. Founded in 2001 and registered in SAM.gov, Marstel-Day has established itself as a versatile environmental consulting firm capable of supporting complex federal projects through multiple contract vehicles and extensive subcontractor networks.
Through its federal contract awards, Marstel-Day has demonstrated expertise in environmental assessments, archaeological surveys, habitat restoration, cultural resources management, and infrastructure planning. The company has performed services for numerous agencies including the Naval Facilities Engineering Command, Department of the Navy, U.S. Army Corps of Engineers, National Park Service, and Department of the Interior. Contract awards have ranged from stream and shoreline restoration projects to environmental condition assessments, species surveys, and integrated natural resources management planning. While many contracts were not set aside, some task orders specifically targeted small business participation. Marstel-Day frequently collaborates with subcontractors like EA Engineering, WSP USA Solutions, Environmental Systems Analysis, and Tetra Tech to expand its technical capabilities and execute complex federal projects.
Marstel-Day holds several significant indefinite delivery/indefinite quantity (IDIQ) and multiple award contract vehicles, including a $45 million single-award IDIQ with Naval Facilities Engineering Command, a $22.5 million environmental compliance contract with Army Installation Management Command, a $249 million multiple-award IDIQ with U.S. Army Corps of Engineers Mobile District, and a position on the OASIS+ Small Business Multiple Award Contract. These contract vehicles enable the company to provide flexible environmental services across government agencies. The company's IDIQ contracts cover a broad spectrum of services including environmental planning, NEPA compliance, conservation, master planning, restoration design, and pollution prevention. Task orders have been issued by various agencies, supporting military installations, civil works projects, and federal facility management across the southeastern United States and beyond.
C15ZAGUWMNK7 541620
Not listed 10304 Spotsylvania Ave #102, Fredericksburg, VA 22408, USA
11/27/01 11/13/26