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S. S. Papadopulos and Associates 7944 Wisconsin Ave. 2nd Fl BETHESDA MD 20814 USA

UEI: SLED_7F87BBEC137CA996

S. S. Papadopulos and Associates 7944 Wisconsin Ave. 2nd Fl BETHESDA MD 20814 USA is a federal contractor, registered under UEI SLED_7F87BBEC137CA996. It has been awarded $543,017 in federal contracts. Primary work spans Environmental Consulting Services. Top awarding agencies include General Services Administration.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_7F87BBEC137CA996

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

S. S. Papadopulos and Associates provides specialized technical consulting and planning services, with specific expertise in the preparation of Request for Information (RFI) work plans. Their capabilities include conducting detailed investigations and developing strategic frameworks for site-specifi...

Key Performance Metrics

Awards Count

1

All time

Active

0

Currently performing

Completed

0

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

General Services Administration$543.0K100%

Awards by NAICS

541620 - Environmental Consulting Services$543.0K100%

Awards by Agency Over Time

Awards by Place of Performance

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Open opportunities in S. S. Papadopulos and Associates 7944 Wisconsin Ave. 2nd Fl BETHESDA MD 20814 USA's top NAICS codes and agencies

Workforce & Land-Use Planning ConsultingThis subcontract for Workforce and Land-Use Planning Consulting supports prime contractors on regional development projects for the Massachusetts Executive Office of Economic Development. The selected consultant will provide technical planning expertise focused on developing workforce pipeline strategies and analyzing land-use and infrastructure constraints that may impact business expansion. Additionally, the consultant will act as a representative for business interests during collaborative planning initiatives. The primary deliverable for this engagement is a comprehensive Workforce/Land-Use Planning Report. The work is centered in Boston, Massachusetts, under NAICS code 541620. Interested parties must respond by November 4, 2026, to provide these specialized consulting services for the agency.

EED01 - Economic Development

POSTED

about 7 hours ago

DEADLINE

Environmental Monitoring & Groundwater Testing ServicesThis subcontract for Environmental Monitoring and Groundwater Testing Services involves performing post-remediation groundwater monitoring at the Nespelem Post and Pole site for the Confederated Tribes of the Colville Reservation. The selected contractor will be responsible for conducting biannual sampling, taking level measurements, and performing laboratory analysis. All work must be executed in strict adherence to approved Quality Assurance Project Plan, Sampling and Analysis Plan, and Health and Safety Plan standards. The contractor is required to utilize GIS-compatible spatial data software to manage information and must deliver comprehensive groundwater monitoring reports along with electronic laboratory data. This project falls under NAICS code 541620 and is located in Nespelem, Washington. Responses for this opportunity are due by November 5, 2026.

Confederated Tribes of the Colville Reservation

POSTED

about 13 hours ago

DEADLINE

ENVIRONMENTAL TRUST Comprehensive E mergency Management Plan Update & Environmental Engineering and Consulting Services

Solicitation # Environmental-Trust_RFP_FY-2027_Emergency-Plan-Update-Environmental-Services_10202026.pdf

The Confederated Tribes of the Colville Reservation is seeking professional services for a combined maximum budget of $289,497, divided into two primary functional areas. The first area, Emergency Management Planning, is capped at $150,000 and involves updating the 2014 Comprehensive Emergency Management Plan, developing Emergency Support Functions, creating hazard-specific annexes, and establishing the Tribes' first Continuity of Operations Plan and Tribal Threat and Hazard Identification and Risk Assessment. This scope also includes the development of an all-hazards tabletop exercise package and the facilitation of coordination workshops to integrate these planning components. The second area, Environmental Engineering and Consulting Services, is capped at $139,497 and focuses on technical field operations in Nespelem, Washington. Key tasks include biannual groundwater monitoring and testing at the Nespelem Post and Pole site, as well as the characterization, removal, and lawful disposal of hazardous materials at the Nespelem Recycle Center. The contractor must adhere to strict quality standards, including the use of approved Quality Assurance Project Plans and Health and Safety Plans, and provide detailed verification reports. Mandatory monthly progress reports are required for all activities, and all project communication costs must be integrated into the respective task budgets. TERO fees are handled separately by the Tribal Employment Rights Office and are not included in the scope of work budget.

Confederated Tribes of the Colville Reservation

POSTED

about 13 hours ago

DEADLINE

Hazardous Materials Assessment ConsultantThe Hazardous Materials Assessment Consultant subcontract involves performing critical environmental testing and assessments for prime contractors working on Ohio Department of Rehabilitation and Corrections facility projects. The scope of work specifically focuses on sampling and testing for lead-based paint and asbestos within existing façade and roof structures, culminating in the delivery of a detailed hazardous materials assessment report. This opportunity is managed by the Oh Facilities Construction Com for the state of Ohio under NAICS code 541620. Interested parties must ensure they maintain a Pollution Liability policy with a minimum per-claim and annual aggregate limit of 1,000,000 dollars. The response deadline for this requirement is November 4, 2026.

Oh Facilities Construction Com

POSTED

about 14 hours ago

DEADLINE

Stormwater Program Administration & Compliance ManagementThe Stormwater Program Administration and Compliance Management subcontract for the City of Byron focuses on managing the administrative requirements of NPDES and MS4 permits for prime contractors on program management projects. The selected provider will be responsible for maintaining compliance calendars, managing permit files and complaint logs, and compiling the annual MS4 stormwater report for the Georgia EPD. Successful execution of this contract requires specialized knowledge of Georgia EPD and NPDES regulations. Key deliverables include the submission of the Annual MS4 Report, the maintenance of updated compliance calendars, and the management of detailed permit logs. The response deadline for this opportunity is November 19, 2026.

POSTED

about 14 hours ago

DEADLINE

Stormwater Inspection and Field ComplianceThis subcontract for Stormwater Inspection and Field Compliance involves performing field inspections of stormwater facilities and developments for prime contractors on City of Byron compliance projects. The scope of work includes conducting regulatory erosion and sediment control inspections, investigating illicit discharges and drainage complaints, and utilizing water quality equipment for field screening. The selected provider is responsible for delivering dated inspection reports that include photographs and necessary corrective actions. To qualify for this role, the contractor must hold a GSWCC Level IB Advanced Fundamentals Certified Inspector Red Card. The opportunity is categorized under NAICS code 541620 and was posted on October 20, 2026, with a response deadline of November 19, 2026.

POSTED

about 14 hours ago

DEADLINE

SWPPP Implementation and Erosion ControlThis subcontract for SWPPP Implementation and Erosion Control involves providing environmental compliance and storm water pollution prevention services for prime contractors working on Collin County facility projects. The selected provider will be responsible for preparing and implementing site-specific Storm Water Pollution Prevention Plans and installing necessary erosion and sediment control measures in accordance with the Texas Construction General Permit TXR150000. The scope of work emphasizes strict adherence to MS4 permit requirements and the delivery of active compliance and approved documentation. This opportunity is categorized under NAICS code 541620 and is managed by the Construction and Projects agency in Texas, with a response deadline set for December 3, 2026.

Construction and Projects

POSTED

about 14 hours ago

DEADLINE

in about 1 month

Environmental Consulting ServicesThis subcontract for Environmental Consulting Services involves performing critical environmental assessments for prime contractors working on Illinois Toll Highway Authority bridge reconstruction projects. The scope of work includes conducting hazardous material assessments, wetland delineations, and NEPA compliance reviews to ensure all project sites meet regulatory standards. The selected provider will be responsible for delivering comprehensive environmental impact reports and securing all necessary agency permits. Managed by ENGCONSTRUCT557 under NAICS code 541620, the opportunity was posted on October 20, 2026, with a response deadline of November 20, 2026. This engagement focuses on technical environmental oversight and regulatory adherence within the state of Illinois to facilitate the successful reconstruction of highway infrastructure.

ENGCONSTRUCT557 - Engineering - Construction

POSTED

about 15 hours ago

DEADLINE

in about 1 month

Site Due Diligence & Environmental ConsultingThis subcontract opportunity for Site Due Diligence and Environmental Consulting involves performing comprehensive site investigations for prime contractors on development projects within the City of Santa Fe, Texas. The scope of work includes conducting Phase I and II environmental site assessments, geotechnical soil testing, soil stability testing, floodplain analysis, and drainage studies. The selected provider will be responsible for delivering detailed environmental and geotechnical reports to support project development. The solicitation was posted on October 20, 2026, with a response deadline of November 19, 2026. Classified under NAICS code 541620, this contract focuses on specialized environmental and engineering consulting services to ensure site viability and regulatory compliance for municipal development initiatives.

City of Santa Fe

POSTED

about 15 hours ago

DEADLINE

Environmental & Natural Resource SME SupportThis subcontract opportunity, titled Environmental and Natural Resource SME Support, is issued by W4LD USA Hecsa under the Department of Defense. The contract seeks specialized scientific support for prime contractors working on USACE projects, focusing on a wide array of disciplines including biology, chemistry, ecology, geography, geology, oceanography, and sociology. The primary scope of work involves collecting data, conducting research for aquatic ecosystem restoration, and evaluating various environmental issues to produce research reports, impact data, and ecosystem analyses. Qualified candidates must possess advanced degrees in their respective scientific disciplines to meet the technical requirements of the role. The solicitation was posted on October 20, 2026, with a response deadline of November 6, 2026. This effort falls under NAICS code 541620, emphasizing the need for professional environmental consulting and subject matter expertise.

POSTED

about 16 hours ago

DEADLINE

Specialized Marine Support ServicesThe Specialized Marine Support Services subcontract, issued by the Department of Homeland Security under agency CG-SEA-C23, provides critical safety and operational assistance for prime contractors working on USCG Surface Force Logistics Center dry-dock projects. Based in San Francisco, the scope of work includes delivering Certified Marine Chemist services, managing temporary services, and providing essential sea trial performance support. The contractor is responsible for delivering formal safety certifications and detailed sea trial support reports to ensure operational compliance. This opportunity is designated as a total Small Business Set Aside under NAICS code 541620. Interested parties must note the posting date of October 20, 2026, with a response deadline set for October 29, 2026.

POSTED

about 16 hours ago

DEADLINE

Environmental Regulatory Compliance & ReportingThis subcontract opportunity, titled Environmental Regulatory Compliance and Reporting, supports prime contractors on USACE Savannah District FUDS projects. The selected provider will be responsible for preparing complex regulatory documents and management plans, including State Management Action Plans, Five-Year Reviews, and Planning Documents. Additionally, the scope includes assisting with MRSSP sequencing and developing Cost-to-Complete estimates. The project requires deep technical expertise in CERCLA, RCRA, and EPA regulations to ensure all deliverables are approved. Performance will take place in Savannah, under the Department of Defense, with a response deadline of November 18, 2026. The work falls under NAICS code 541620, focusing on specialized environmental consulting and regulatory reporting.

W074 Endist Savannah

POSTED

about 16 hours ago

DEADLINE

Requirement to support the Formerly Used Defense Sites (FUDS) Program Single Award Task Order Contract (SATOC)

Solicitation # W912HN-27-S-1001

The United States Army Corps of Engineers Savannah District is conducting market research for a Single Award Task Order Contract (SATOC) to provide comprehensive Environmental Consulting Services (ECS) in support of the Formerly Used Defense Sites (FUDS) program. Under NAICS code 541620, the selected contractor will provide program management, administrative, logistical, and community relations support for the South Atlantic Division. Key responsibilities include maintaining the FUDSMIS database and FUDS Documents portal, developing Project Management and Site Management Action Plans, coordinating Cost-to-Complete estimates, and managing community outreach activities such as Restoration Advisory Board meetings and the creation of Section 508-compliant materials. All task orders under this contract will be performance-based in accordance with FAR 37.6 and FAR 37.102, utilizing a tailored Quality Assurance Surveillance Plan (QASP). The prime contractor must possess a Facility Clearance (FCL) and ensure personnel complete required OPSEC and Controlled Unclassified Information training. Additionally, personnel performing IA/IT services must comply with DoD 8570.01-M certifications. Deliverables must be uploaded to government-controlled platforms to prevent vendor lock-in. Interested respondents must submit their business identification, size status, and corporate structure via the provided survey link by November 18, 2026.

W074 Endist Savannah

POSTED

about 16 hours ago

DEADLINE

Environmental Compliance & TestingThe Environmental Compliance and Testing subcontract involves providing specialized environmental assessments, materials testing, and regulatory compliance monitoring for prime contractors working on City of Pinole projects. The selected provider will be responsible for conducting field testing and generating technical reports to ensure all state and federal mandates are met, ultimately delivering compliance certifications and detailed test results. Qualified candidates must hold a Professional Geologist or Certified Environmental Professional licensure. This opportunity is associated with NAICS code 541620 and is based in Pinole, California. Interested parties must submit their responses by the deadline of December 1, 2026.

POSTED

about 21 hours ago

DEADLINE

in about 1 month

Stormwater Compliance ReviewThe City of Pinole is seeking a subcontractor to perform technical reviews of stormwater compliance documentation for prime contractors. The primary objective of this engagement is to ensure that all projects adhere to C3 and C6 requirements, maintaining alignment with state and federal water quality mandates. The selected provider will be responsible for delivering formal stormwater compliance approvals or detailed comment sets. Qualified candidates should ideally hold a Professional Engineer license or be a Certified Professional in Erosion and Sediment Control. This opportunity is categorized under NAICS code 541620 and will be performed in Pinole, California. Interested parties must submit their responses by the deadline of December 1, 2026.

POSTED

about 21 hours ago

DEADLINE

in about 1 month

Environmental Consulting & Impact AssessmentThis subcontract for Environmental Consulting and Impact Assessment involves providing comprehensive environmental studies and regulatory filings for prime contractors managing winery construction projects in Healdsburg, Sonoma County. The scope of work includes conducting specialized assessments for air quality, greenhouse gases, groundwater, noise, and traffic to ensure full compliance with regional and state standards. The consultant is responsible for preparing the Initial Study and Mitigated Negative Declaration in accordance with BAAQMD CEQA Guidelines and the California Natural Diversity Database. Final deliverables consist of detailed technical reports and the formal submission of the IS/MND filing to the appropriate regulatory agencies.

POSTED

about 21 hours ago

DEADLINE

Second Supplemental Recirculated Environmental Impact Report (SSREIR) for Revisions to Title 19- Kern County Zoning Ordinance (2024) focused on oil and gas

Solicitation # PLO26-01476

Project PLO26-01196 is a ministerial oil and gas well rework project located in the unincorporated area of Kern County, California, specifically at location 085-220-226. The scope of work involves reworking existing well 515S2-34, with specific activities including the isolation of perforations and the repair of casing. The project is designated as an O&G Conformity Review Minor Rework and does not include the installation of any new pipelines. The project is approved by the Kern County Planning and Natural Resources Department and is exempt from environmental review under Sections 21080(b)(1) and 15268 of the State CEQA Guidelines, as it is considered a ministerial action under the Kern County Zoning Ordinance. The notice for this project was received for filing on September 8, 2026. Craig M. Murphy, Director of the Kern County Planning and Natural Resources Department, serves as the primary contact for the project.

POSTED

about 21 hours ago

DEADLINE

Archaeological Monitoring ServicesThis subcontract for Archaeological Monitoring Services supports the City of San Luis Obispo broadband projects by providing environmental and cultural resource monitoring for prime contractors. The scope of work involves conducting on-site monitoring of vault installations and directional boring to ensure all activities align with the established Cultural Resource Monitoring Plan. Qualified archaeological monitors are required to perform these services and deliver necessary compliance certifications and monitoring reports for the City and the CPUC. The solicitation was posted on October 20, 2026, with a response deadline of November 19, 2026, falling under NAICS code 541620.

City of San Luis Obispo

POSTED

about 22 hours ago

DEADLINE