Tetra Tech, Inc.
Tetra Tech, Inc. is a global provider of consulting, engineering, and technical services focused on water, environment, infrastructure, resource management, energy, and international development. With a team of 16,000 experts across 60 disciplines, the company aims to improve quality of life through innovative solutions driven by science and technology. Through federal contract and grant awards, Tetra Tech provides a wide range of services to government agencies, including environmental remediation, emergency preparedness, infrastructure development, technical assessments, and various specialized services to support government initiatives and programs. The company's expertise spans environmental planning, field sampling, data analysis, remedial design, construction management, and long-term system operations and maintenance.
As a prime contractor, Tetra Tech has been awarded numerous contracts across multiple federal agencies. For the Environmental Protection Agency (EPA), the company has provided extensive support to the Superfund program, conducting site investigations, groundwater and soil sampling, monitoring well installation, removal action and remedial design planning, vapor intrusion mitigation, construction oversight, and data management. Tetra Tech has also supported brownfield assessments and emergency preparedness activities for the EPA. For the Department of Defense, the company has delivered architectural and engineering services, including design and renovation of military facilities, infrastructure upgrades, and environmental compliance support. The U.S. Agency for International Development (USAID) has utilized Tetra Tech's expertise in international development projects, focusing on areas such as water resource management, climate change adaptation, and sustainable agriculture. Other notable clients include the U.S. Army Corps of Engineers, Department of Energy, and National Aeronautics and Space Administration (NASA), for whom Tetra Tech has provided environmental restoration, compliance services, and technical support for various programs.
In the realm of federal grants, Tetra Tech has participated in diverse projects as both a prime recipient and subrecipient. The company has supported USAID-funded initiatives such as the Feed the Future Innovation Lab for Small-Scale Irrigation and Mechanization, contributing technical expertise in water management and agricultural engineering. Tetra Tech has also been involved in projects related to invasive carp removal and marketing in the Great Lakes region, working with state agencies to develop branding strategies and expand markets for harvested carp. The company has supported public health emergency preparedness initiatives and has assisted in developing comprehensive emergency response plans for various facilities. Additionally, Tetra Tech has contributed to oceanographic and environmental research projects, including the development of cloud-native workflows for data management and support for the Integrated Ocean Observing System (IOOS) program.
Tetra Tech holds several significant Indefinite Delivery Vehicles (IDVs) with federal agencies. A notable example is the $450 million Superfund and Great Lakes Architecture & Engineering Services (SFGLAES) contract with EPA Region 5, which enables Tetra Tech to provide a wide range of services including site assessment, design, construction management, and technical support for contaminated site remediation. The company also holds a $46.9 million Region 3 Superfund Technical Assessment & Response Team VI (START VI) contract with the EPA. For NASA, Tetra Tech was awarded a $375 million multiple-award IDV under the NASA Environmental Restoration and Compliance Contract (NERCC) to provide environmental restoration and compliance support services across all NASA centers and facilities. The U.S. Army Corps of Engineers has awarded Tetra Tech multiple IDVs, including a $200 million contract for architectural and engineering services in the Great Lakes and Ohio River Division. These IDVs position Tetra Tech as a primary contractor for critical environmental, engineering, and technical services across multiple federal agencies, supporting a wide range of government missions and initiatives.
LMRMKLLL3LG5 541330
Not listed 3475 E Foothill Blvd, Pasadena, CA 91107, USA
2/20/02 11/6/25 Ch2M Hill, Inc.
Ch2M Hill, Inc. is an engineering and construction company that provides a wide range of professional services to U.S. federal government agencies, primarily focused on environmental consulting, remediation, facilities support, and infrastructure projects.
Through prime and subcontract awards, Ch2M Hill delivers environmental assessments, remedial investigations, engineering designs, construction management, and testing services to assist federal agencies with contaminated site cleanup efforts and military base realignment actions under major environmental regulations and programs. The company supports programs involving fuels, ordnance, explosives, per- and polyfluoroalkyl substances (PFAS), and other hazardous materials at installations for the Departments of Defense, Energy, Interior, EPA, and NASA. Ch2M Hill has received delivery orders to conduct feasibility studies, corrective measures implementation, vapor intrusion evaluations, unexploded ordnance surveys, quality assurance assessments, five-year reviews, and other technical analyses to facilitate remediation and redevelopment of bases and sites under the military's environmental obligations. Additionally, the company provides architect-engineering, master planning, and general facilities consulting services to maintain and construct new infrastructure at domestic and international military locations on behalf of the Navy, Army, Air Force, and Marine Corps.
Ch2M Hill has not received any prime federal grants but has participated as a subrecipient on grants from the Department of Defense and National Science Foundation relating to PFAS treatment technologies and environmental systems research.
Ch2M Hill holds multiple-award indefinite delivery/indefinite quantity contracts with various Defense and Civilian agencies, including: 1) a $49 million ID/IQ for quality assurance seeding and environmental remediation consulting for military sites across the U.S. and territories, under which the company received a $3 million task order from the Army Engineering Support Center, 2) a $35 million ID/IQ for general architect-engineering services issued by the Army's European Command, against which a $2.5 million delivery order was awarded for guaranteed office furniture and fixtures at U.S. facilities in Israel, and 3) the 5-year EPA Remedial Acquisition Framework vehicle for design and engineering at contaminated areas, which has resulted in Ch2M Hill receiving delivery orders worth several million dollars each for remedial design, feasibility analysis, and related services at Superfund sites in the Great Lakes and other regions.
NBG7N3TRX7K4 541620
Not listed 6312 S Fiddlers Green Cir #300n, Greenwood Village, CO 80111, USA
2/19/02 1/6/26 Stantec Consulting Services Inc.
Stantec Consulting Services Inc., doing business as Stantec, is a global design and engineering firm that provides a wide range of professional services to the U.S. federal government. These services include engineering, architecture, environmental consulting, project management, data collection and analysis, and technical support across various sectors such as infrastructure, water resources, transportation, and environmental management. Stantec is a subsidiary of Stantec Inc., a Canadian multinational professional services company with expertise in planning, engineering, architecture, interior design, landscape architecture, surveying, environmental sciences, project management, and project economics for infrastructure and facilities projects.
Through federal contract awards, Stantec has provided diverse services to numerous agencies. For the Department of the Interior's National Park Service and Bureau of Reclamation, Stantec has delivered architectural and engineering design services, environmental assessments, water resource modeling, dam safety analysis, and infrastructure improvement projects. The company has supported the Department of Health and Human Services' Health Resources and Services Administration with environmental and historic preservation reviews, particularly for COVID-19 relief fund distribution. Stantec has also worked with the Department of Transportation's Federal Highway Administration on pavement performance data collection and analysis. For the U.S. Army Corps of Engineers, Stantec has provided engineering and design services for various infrastructure projects. These contracts are typically awarded without set-aside designations, reflecting Stantec's status as a large, foreign-owned organization.
Stantec's involvement in federal grant sub-awards primarily focuses on environmental and conservation efforts. The company has provided technical guidance and support for the National Fish and Wildlife Foundation on multiple projects, including compliance with environmental regulations (NEPA/ESA/NHPA), quality assurance project planning, and habitat restoration initiatives in the Great Lakes region. Stantec has assisted with reviewing and evaluating project proposals for coastal habitat creation and restoration, and has supported grantees in developing materials for regulatory compliance. The firm has also participated in research projects, such as studying the potential impact of offshore wind development on bat populations along the U.S. West Coast, funded by the Department of Energy through the Electric Power Research Institute.
Stantec holds several significant Indefinite Delivery Vehicles (IDVs) with federal agencies. These include a $45 million, five-year contract with the Bureau of Reclamation for architecture-engineering services across 17 states, supporting water resource management and infrastructure projects. The National Park Service has awarded Stantec multiple IDVs, including a $30 million contract for multi-disciplinary engineering services nationwide. The U.S. Army Corps of Engineers granted Stantec a $15 million IDV for architecture and engineering design services within the Mississippi Valley Division. Stantec also holds a $50 million Blanket Purchase Agreement with the Health Resources and Services Administration for environmental and historic preservation review services, and a $15 million agreement with the Federal Highway Administration for consulting and engineering services. These IDVs allow various federal agencies to efficiently access Stantec's expertise for a wide range of projects and services on an as-needed basis.
HAKDPJ5Q18X5 541330
Not listed 410 17th St #1400, Denver, CO 80202, USA
4/16/02 1/2/26 Tidewater, Inc.
Tidewater, Inc., doing business as Tidewater Inc., is a minority-owned, self-certified small disadvantaged business that provides global environmental and infrastructure solutions to federal, public, and private sector clients worldwide. The company specializes in program management, environmental engineering, remedial construction, industrial hygiene, asbestos/lead/mold remediation, and safety and health management. As a federal contractor, Tidewater offers a wide range of services to government agencies, including construction, environmental remediation, facility maintenance, and specialized technical support for overseas diplomatic facilities. The company's expertise spans across multiple sectors, enabling it to deliver comprehensive solutions tailored to the unique needs of its diverse clientele.
Through its prime and subcontract awards, Tidewater has delivered diverse services across multiple federal agencies. For the Department of State, the company has performed fuel management system repairs, replacements, maintenance, and upgrades at overseas diplomatic facilities. Tidewater has also provided construction services, including site preparation, civil construction, HVAC installations, roof replacements, and infrastructure upgrades for the Army Corps of Engineers, Navy, Air Force, and Department of Agriculture. The company has been awarded contracts with various set-aside designations, including total small business, 8(a), HUBZone, SDVOSB, and WOSB, across multiple funding agencies such as the Departments of Defense, Justice, Homeland Security, and State. Notable projects include renovations at the Walter Reed National Military Medical Center, pavement repairs at Marine Corps Base Quantico, and fire protection system upgrades at the United States Naval Academy.
Tidewater holds several key indefinite delivery/indefinite quantity (IDIQ) contract vehicles that showcase its capabilities and federal partnerships. A significant vehicle is the $150 million Worldwide Design-build Construction and Projects IDIQ with the Department of State, under which Tidewater provides overseas facility construction, renovation, and engineering services. The company also holds a $25 million Pennsylvania Multiple Award IDIQ awarded by GSA for construction, repairs, and mechanical services across the region. Additionally, Tidewater has been awarded multiple fuel systems maintenance IDIQs with the Department of State's bureaus for East Asia/Pacific, Europe/Eurasia, and other overseas locations, with values up to $110,000. Other notable IDIQs include the Army Reserve Command's $20.5 million Facilities Investment Services vehicle for Region 4 and the Department of Defense's Public Works Department Construction MACC for work at Marine Corps Base Quantico. These IDVs demonstrate Tidewater's capacity to support a wide range of federal infrastructure and facility requirements both domestically and internationally.
JCF9ED1AD3N8 562910
Not listed 6625 Selnick Dr, Elkridge, MD 21075, USA
10/4/01 4/19/25 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