Parsons Government Services Inc.
Parsons Government Services Inc., doing business as Parsons, is a leading provider of professional and technical services to various U.S. federal government agencies. As a subsidiary of Parsons Corporation, the company specializes in delivering innovative solutions in areas such as national security, defense, and global infrastructure. Parsons leverages advanced technologies like artificial intelligence and machine learning to offer a wide range of services, including engineering, construction, program management, environmental remediation, cybersecurity, and software development. The company has established itself as a key partner for government agencies seeking expertise in complex technical and operational challenges, positioning itself as a digitally-enabled solutions provider.
Through its numerous prime and subcontract awards, Parsons Government Services has supported diverse missions across multiple federal agencies. Notable projects include developing a Predictive Combat Power Prototype for the Army, providing vulnerability assessment support for the Defense Threat Reduction Agency, and delivering systems engineering and integration services for the Space and Missile Systems Center. The company has also supported agencies like NASA, the Department of Homeland Security, and the Federal Emergency Management Agency in areas ranging from satellite operations to COVID-19 response efforts. Parsons' work spans various technical domains, including electronic warfare, biometrics, infrastructure modernization, and space systems development. Recent contract awards highlight the company's involvement in projects such as environmental remediation for the Army Corps of Engineers, construction management services for the Naval Facilities Engineering Command, and research support for the Office of Naval Research. These contracts demonstrate Parsons' versatility in meeting diverse government requirements across defense and civilian sectors.
Parsons Government Services holds several significant Indefinite Delivery Vehicles (IDVs) that facilitate the rapid acquisition of its services across the federal landscape. These include the $869 million Scientific, Technical, Engineering and Program Support Services (STEPSS) contract for the Army, which covers a wide range of research, development, and engineering services. The company also holds a $850 million Assessment, Exercise, and Modeling and Simulation Support (AEMSS) contract with the Defense Threat Reduction Agency, providing services such as vulnerability assessments and exercise planning. Additionally, Parsons has been awarded multiple ASTRO contracts for platform-related services, enabling various agencies to issue task orders for professional services ranging from research and development to systems integration. Other notable IDVs include contracts with the Air Force for architect-engineering services, the Army Corps of Engineers for environmental remediation, and the National Nuclear Security Administration for infrastructure modernization support. These vehicles allow Parsons to provide a broad spectrum of services across multiple federal agencies, showcasing its expertise in areas such as national security, defense, and critical infrastructure.
NMBCAG1JBKL7 541330
Not listed 5875 Trinity Pkwy #230, Centreville, VA 20120, USA
1/14/02 11/20/25 AECOM Technical Services, Inc.
AECOM Technical Services, Inc. Corporate Office Division, doing business as AECOM Technical Services Inc., is a provider of professional technical and management support services to government agencies and commercial clients. It delivers a wide range of services including planning, consulting, architectural and engineering design, construction, and operations and maintenance services for infrastructure assets. AECOM Technical Services, Inc. is a subsidiary of AECOM, a global network of design, engineering, construction, and management professionals.
AECOM Technical Services, Inc. has served as the prime contractor on numerous federal contract awards from agencies like the Department of Defense, Department of Homeland Security, Department of Transportation, Department of Interior, and others. It has provided construction management, architectural/engineering design, environmental remediation, testing and sampling, facilities operations and maintenance, and other technical services. Notable contracts include construction management for rebuilding infrastructure at Tyndall Air Force Base, environmental remediation at contaminated military sites, engineering support for the FAA and Coast Guard infrastructure projects, architectural and engineering services for Air Force construction programs, and hazardous waste cleanup for the Army Corps of Engineers. Many of these contracts utilized IDV vehicles that allow agencies to issue task orders against pre-established contract ceilings.
Through federal grant awards, AECOM Technical Services, Inc. has supported research initiatives in areas like industrial decarbonization of water resource recovery facilities funded by the Department of Energy, pressurized oxy-combustion power plant demonstrations under the Department of Energy's Conservation Research and Development program, and structural engineering design and hydrodynamic modeling for shoreline protection efforts funded by DARPA. The company has partnered with research universities like the University of Miami as a subcontractor. Its technical expertise spans environmental assessments, energy systems, infrastructure resilience, process equipment testing, and design services aligned with the objectives of federal research grant programs.
AECOM Technical Services, Inc. holds several large indefinite delivery vehicle (IDV) contracts providing architect-engineering services, construction management, environmental remediation, and specialized technical consulting across the federal government. Notable IDVs include the Army Corps of Engineers' Environmental Remediation Services IDC valued at $464 million for restoration work at Army installations, a $375 million NASA Environmental Restoration and Compliance Contract for cleanup activities across NASA centers, and a $245 million IDIQ with the Army Corps for hazardous waste remediation architect/engineering support. It also has a $500 million BPA with GSA for construction management and an IDIQ with a $500 million ceiling supporting worldwide fuels infrastructure projects for DLA Energy. Through these vehicles, AECOM Technical Services leverages its diverse technical capabilities to compete for federal task orders in its core service areas.
EPUXNLX5EYC4 541330
Not listed One California Plaza, 300 S Grand Ave Fl 9, Los Angeles, CA 90071, USA
9/7/01 12/11/25 EA Engineering, Science, And Technology, Inc., PBC
EA Engineering, Science, and Technology, Inc., PBC is a for-profit environmental consulting and engineering firm that provides a wide range of services to federal agencies. As an employee-owned public benefit corporation, EA Engineering specializes in environmental remediation, assessment, planning, compliance, and engineering solutions for government clients. The company supports programs such as Superfund, Defense Environmental Restoration, and Military Munitions Response through contracts with agencies like the Environmental Protection Agency (EPA), Department of Defense (DoD), and Army Corps of Engineers. EA Engineering's expertise spans contaminated site investigation, soil and groundwater remediation, ecological risk assessment, and long-term monitoring of remediated sites.
Through its prime federal contract awards, EA Engineering has performed numerous environmental services across the United States. These include remedial investigations and feasibility studies at Superfund sites for the EPA, per- and polyfluoroalkyl substances (PFAS) assessments at military installations for the Army and Air Force, and environmental compliance support for the Navy. The company has conducted remedial actions at contaminated groundwater plumes, provided oversight for cleanup activities at former industrial sites, and designed in-situ thermal remediation systems. EA Engineering has also supported the National Park Service with environmental site assessments and compliance services. Many of these contracts have been awarded as small business set-asides, highlighting EA Engineering's status as a small business prime contractor for complex environmental work.
EA Engineering was awarded a $3,810,000 cooperative agreement grant by the Department of Defense's Office of the Secretary of Defense in August 2023. This grant, issued under the Legacy Resource Management Program, supports the planning, design, and implementation of nature-based solutions to increase the resilience of DoD infrastructure and address climate-driven risks to natural and cultural resources at military installations nationwide. The two-year performance period allows EA Engineering to leverage its environmental expertise in developing innovative, sustainable approaches to enhance military readiness while protecting ecological systems.
EA Engineering holds multiple Indefinite Delivery Contracts (IDCs) with federal agencies, positioning the company as a go-to provider for environmental services. These include a $240 million contract with the Naval Facilities Engineering Command for environmental remedial action services in the eastern and central U.S., a $245 million contract with the Army Corps of Engineers for remediation support, and a $450 million contract with EPA Region 5 for Superfund and Great Lakes architecture and engineering services. The company also holds IDCs with other Army Corps of Engineers districts for environmental restoration and remediation services. These vehicles allow EA Engineering to compete for and receive task orders for a wide range of environmental assessment, cleanup, and compliance projects across DoD and civilian agency installations and sites.
LEEMJD9WKDC9 562910
Not listed 225 Schilling Cir #400, Hunt Valley, MD 21031, USA
3/13/02 8/15/25 Tw-Usae JV LLC
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MR21PNTUEA33 562910
Not listed 6625 Selnick Dr a, Elkridge, MD 21075, USA
6/28/22 11/4/25 Errg-Versar JV1
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G9ZNY3AJPR22 562910
Not listed 4585 Pacheco Blvd #200, Martinez, CA 94553, USA
5/8/23 3/28/25