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 Leidos, Inc.
Leidos, Inc. is a global technology and engineering solutions provider primarily serving the U.S. federal government across multiple sectors including defense, intelligence, health, and civilian markets. The company delivers a comprehensive range of technical, scientific, and administrative services through its Leidos Services Operating Segment, which does business as SAIC. Its federal contract and grant awards span critical mission areas such as medical research, IT infrastructure modernization, environmental remediation, systems integration, specialized equipment procurement, and engineering solutions. With a diverse portfolio of contracts, Leidos supports numerous federal agencies by providing advanced technological capabilities and innovative problem-solving across complex government domains.
Through its prime and sub federal contract awards, Leidos has demonstrated extensive capabilities in multiple sectors. The company has secured contracts with agencies like the Defense Health Agency, Naval Sea Systems Command, Federal Highway Administration, U.S. Army Corps of Engineers, and Defense Logistics Agency. These contracts encompass a wide range of services including medical research program support for conditions like traumatic brain injury, cancer, and rare diseases; environmental remediation and investigation; transportation safety research; IT infrastructure modernization; and specialized equipment procurement. Most of Leidos' contract awards have been unrestricted, without specific set-aside designations, indicating the company's competitive capabilities across federal procurement. The contracts often involve subcontracting with smaller businesses like Strategic Analysis, Inc., Modern Technology Solutions, Inc., and Northrop Grumman Systems Corporation to provide comprehensive technical solutions.
Regarding federal grant awards, the available information shows limited grant activity. The most notable sub grant award involves collaboration with the University of North Dakota for a scientific research project titled "Estimating Nocturnal Aerosol Optical Depth Using NASA's Black Marble." While the dataset suggests Leidos is more prominently engaged in federal contract work, this grant award demonstrates the company's potential interest in supporting scientific research through academic partnerships.
Leidos holds several significant Indefinite Delivery Contracts (IDVs) across federal agencies. These include a $11.9 billion DLA J6 Enterprise Technology Services 2.0 multiple-award IDIQ contract, a $987 million Air Force Materiel Command contract for F-16 aircraft fleet sustainment, and a $249 million U.S. Army Corps of Engineers multiple-award contract for architect-engineer services. The IDVs cover diverse service areas such as technology services, engineering support, environmental assessments, litigation support, and critical national security missions. These contracts span agencies like the Defense Logistics Agency, Department of Air Force, Army Corps of Engineers, and Department of Justice, demonstrating Leidos' broad capabilities in delivering comprehensive technical solutions across multiple government sectors.
QLNMVC12KWY3 541715
Not listed 1750 Presidents St Fl 10, Reston, VA 20190, USA
1/5/10 7/24/26 Tetra Tech, Inc.
Tetra Tech, Inc. is a large, global consulting and engineering firm that provides comprehensive environmental, infrastructure, technical, and professional services to government and commercial clients. Headquartered in Pasadena, California, the company specializes in delivering advanced solutions across multiple sectors, with a significant focus on federal government contract and grant work. Through its diverse portfolio of services, Tetra Tech supports various federal agencies in environmental remediation, engineering design, technical assessment, infrastructure development, and international development projects.
In federal contract work, Tetra Tech has demonstrated extensive capabilities across multiple domains. The company provides environmental remediation services for agencies like the Environmental Protection Agency (EPA), conducting Superfund site assessments, hazardous waste cleanup, and technical support across multiple regions. For the Department of Defense, NASA, and U.S. Army Corps of Engineers, Tetra Tech delivers architectural and engineering services, including facility design, infrastructure improvements, and environmental compliance support. The company frequently performs complex technical tasks such as PFAS investigations, water quality monitoring, emergency response planning, and site assessments. Most of its federal contract awards are unrestricted, reflecting the company's status as a large, established prime contractor capable of handling sophisticated, large-scale projects across diverse federal agencies.
In federal grant work, Tetra Tech has supported various specialized programs focusing on environmental research, agricultural innovation, and regional development. Notable grant activities include collaborative work with universities like the University of Nebraska on small-scale irrigation projects, supporting state-level environmental initiatives such as nutrient reduction strategies with the Minnesota Pollution Control Agency, and engaging in cyberinfrastructure and ecological monitoring projects. The company's grant work often involves technical research, data analysis, strategic planning, and implementation of innovative solutions across environmental, agricultural, and technological domains.
Tetra Tech holds numerous significant federal contract Indefinite Delivery Vehicles (IDVs) across multiple agencies. These include a $225 million NASA Environmental Support Services Blanket Purchase Agreement, a $249 million U.S. Army Corps of Engineers Architect-Engineering Services contract, and a $2.5 billion Department of Defense Petroleum, Oil, and Lubricant Systems construction and repair contract. The company's IDVs span environmental compliance, architectural design, infrastructure development, and technical support services. These contract vehicles enable Tetra Tech to provide specialized services to agencies like the EPA, Air Force Civil Engineer Center, Bureau of Ocean Energy Management, and NASA, issuing task orders for complex environmental assessments, facility improvements, and technical consulting across diverse federal programs.
LMRMKLLL3LG5 541330
Not listed 3475 E Foothill Blvd, Pasadena, CA 91107, USA
2/20/02 10/13/26 Versar, Inc.
Versar, Inc. is a global project management and professional services company headquartered in Washington, D.C., with a robust federal government contracting portfolio. The company provides a diverse range of services including environmental consulting, construction management, engineering, scientific peer review, quality assurance, and technical assessment services across multiple federal agencies. Registered in SAM.gov since 2001, Versar operates as a for-profit corporate entity with significant experience in federal contract vehicles and prime award capabilities.
Through its federal contract awards, Versar has demonstrated extensive expertise in specialized technical services across numerous agencies. The company has performed peer review and scientific assessment work for agencies like the Environmental Protection Agency (EPA), Food and Drug Administration (FDA), and Bureau of Safety and Environmental Enforcement (BSEE), conducting reviews on topics ranging from chemical fate and transport models to environmental impact assessments. Versar has also provided quality assurance, construction management oversight, and support services for complex international projects, particularly in regions like Iraq, working with the U.S. Army Corps of Engineers. None of its contract awards have been designated as small business set-asides, indicating Versar competes as a full-sized government contractor across multiple domains including environmental analysis, technical engineering, and regulatory compliance services.
Versar holds several significant Indefinite Delivery Vehicle (IDV) contracts that enable broad federal agency engagement. These include a $100 million IDC with the Air Force Civil Engineer Center for nationwide environmental assessment services, a $3.3 million single-award contract with the U.S. Army Corps of Engineers supporting operations in Iraq and Central Asia, a $12.5 million Blanket Purchase Agreement with the FDA for peer review and scientific assessment, and a $10 million BPA with BSEE for research project peer reviews. The company also maintains a SEAPORT-NXG contract with the Naval Sea Systems Command for technical and engineering support services. These IDVs are primarily awarded under Multiple Award Schedule (MAS) and Indefinite Delivery Contract frameworks, allowing Versar to compete for task orders across civilian and defense agencies requiring specialized environmental, engineering, scientific, and technical services.
KTERFRZBVP66 541330
Not listed 1025 Vermont Ave NW #500, Washington, DC 20005, USA
11/27/01 7/3/26 Jacobs Government Services Company
Jacobs Government Services Company is a subsidiary of Jacobs Engineering Group, a global technical professional services firm specializing in delivering comprehensive architectural, engineering, environmental, and technical services to federal government agencies. Registered in SAM.gov since 2010, the company is a for-profit organization that provides prime contract and subcontract services across multiple sectors including defense, intelligence, civilian, and infrastructure development. As a large business prime contractor, Jacobs frequently partners with specialized small businesses to leverage targeted technical expertise and enhance its service capabilities.
The company's federal contract awards demonstrate a wide-ranging portfolio of services, including architectural and engineering design, environmental remediation, facilities engineering, construction management, and infrastructure development. Jacobs has secured contracts with numerous federal agencies such as the U.S. Army Corps of Engineers, Naval Facilities Engineering Command, Environmental Protection Agency, Department of State, and Federal Bureau of Investigation. Contract types span environmental cleanup at Superfund sites, design services for military facilities, commissioning services for diplomatic buildings, infrastructure improvements at overseas military installations, and technical support for missile defense programs. Most of their contracts are not set aside for small businesses, but they consistently subcontract with small, disadvantaged, women-owned, and veteran-owned businesses to provide specialized technical capabilities.
Jacobs Government Services Company holds numerous significant Indefinite Delivery Contracts (IDCs) across federal agencies, including a $4 billion SeaPort-NXG contract with Naval Sea Systems Command, a $999 million OASIS+ Unrestricted Multiple Agency Contract with the General Services Administration, and multiple $249 million architect-engineer services contracts with the U.S. Army Corps of Engineers. These IDCs cover diverse service areas such as environmental remediation, military construction, facilities engineering, overseas infrastructure development, and technical support for intelligence and civilian agencies. The contract vehicles span multiple geographical regions including the United States, South Korea, Japan, Germany, Italy, and other allied nations, enabling Jacobs to provide rapid and flexible task order-based services across defense, intelligence, and civilian sectors.
HDMBNDVCLYJ7 541330
Not listed 1100 N Glebe Rd #500, Arlington, VA 22201, USA
9/16/10 4/11/26