This Subcontract opportunity from Washington was posted on August 4, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Environmental and Energy Efficiency Consulting

Closed

State & Local

Submission Closed09/01/2026, 07:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 541620

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Brownsville Housing Authority

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DEADLINE

Groundwater Data Processing and Hydrogeological ModelingThis subcontract for Groundwater Data Processing and Hydrogeological Modeling supports UNICEF projects in Vanuatu by providing specialized geophysical data analysis. The selected contractor will be responsible for inverting raw TEM data to create inversion outputs, interpretive sections, and maps. By integrating these results with topography, geology, borehole records, and water quality data, the contractor will rank borehole investigation targets and deliver comprehensive technical groundwater assessment reports and site maps. To qualify for this engagement, the contractor must possess professional credentials as a hydrogeologist or geophysicist and have access to necessary GIS software. The work falls under NAICS code 541620 and focuses on delivering critical data processing and modeling services to assist prime contractors in identifying viable groundwater sources within the region.

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On-Call Solid Waste Data Analysis and Economic Services

Solicitation # 26-202-S

Seattle Public Utilities is seeking an on-call consultant to provide expert solid waste data analysis and economic services to support the city's Zero Waste goals. This contract, with an estimated value of $625,000 and a duration of up to five years, focuses on leveraging extensive datasets to evaluate the effectiveness, equity, and feasibility of solid waste incentives, programs, and policies. The scope of work includes program evaluation using causal inference, economic modeling, demand forecasting, longitudinal analysis of waste characteristics, and the extraction of data from Microsoft Access databases. A key component of the engagement is the translation of complex technical findings into actionable insights through data visualization, strategic storytelling, and high-quality reports for both technical and non-technical audiences. The selection process is based on a weighted evaluation of project team qualifications and research and analytical capabilities, with a strong emphasis on equity-centered analysis and the ability to manage multiple projects in an on-call environment. Awarded consultants must adhere to strict compliance standards, including mandatory WMBE inclusion plans for contracts over $343,000, adherence to the Americans with Disabilities Act and WCAG accessibility guidelines, and compliance with Seattle's Equal Benefits and minimum wage ordinances. The contract is governed by a template that incorporates FAR Part 31 for allowable overhead costs and requires specific insurance coverages, including Commercial General Liability and Worker's Compensation. Work is assigned via individual work assignments, each with its own defined schedule and deliverables.

Seattle Public Utilities

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Environmental and Resource Agency Permitting ConsultantThe Environmental and Resource Agency Permitting Consultant subcontract involves securing necessary resource agency permits for prime contractors working on bridge projects for the County of San Mateo. The selected consultant will be responsible for coordinating with the California Department of Fish and Wildlife and the US Army Corps of Engineers to obtain permits for work conducted in wetland drainage areas, while ensuring all activities remain compliant with Planning Permit PLN2013-00451. This engagement requires specialized expertise in resource agency permitting processes and a deep understanding of wetland regulations to successfully deliver approved permits. Managed by the Planning and Building agency, the solicitation was posted on November 6, 2026, with a response deadline of November 17, 2026.

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POSTED

DEADLINE

Solicitation # 2027-RFP - Big Wave Bridge-00211

The County of San Mateo, through the Planning and Building department, is soliciting proposals for a qualified consultant to secure resource agency and encroachment permits for the construction of the Big Wave New Bridge. Located at 386 Airport Street in Half Moon Bay, the bridge will span a wetland drainage area between a Big Wave parcel to the north and a County-owned parcel to the south to ensure pedestrian path continuity toward the Princeton area. This project is conducted under the conditions of approval for Planning Permit PLN2013-00451. It is important to note that the actual construction of the bridge and the application for the building permit are explicitly excluded from the consultant's scope of work. The contract has a term of one year, with an anticipated award date of November 24, 2026. Proposals must be submitted via the eProcurement portal by November 16, 2026, and must be divided into a technical proposal and a separate fee proposal. Award selection is based on a points-based scoring method where firm qualifications, project approach, proposed schedule, and price are each weighted at 25 percent. The County provides a procurement preference for local businesses and non-profits. All communications regarding the RFP must be handled through the authorized contact persons, Camille Leung and Amy Tang, or the eProcurement portal.

Planning and Building

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Environmental Compliance and DrainageThis subcontract for the California Department of Transportation focuses on environmental compliance and drainage installation for highway projects in San Diego. The selected provider will be responsible for developing critical documentation, including Lead Compliance and Water Pollution Control Plans, while ensuring all operations adhere to Senate Bill 1383 regulations concerning treated wood waste. Technical deliverables include the installation of Modified Type OS Inlets and Temporary Drainage Inlet Protection. The contractor must provide both the approved compliance plans and the physical installation of drainage hardware to support prime contractors in meeting state environmental standards.

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DEADLINE

Mine Rehabilitation Reporting and Technical SupportThis subcontract for Mine Rehabilitation Reporting and Technical Support involves providing specialized technical monitoring and progressive reporting for prime contractors working on Ontario Ministry of Energy and Mines projects. The scope of work requires high-level expertise in geotechnical, water resource, geochemical, and ecology fields to ensure all rehabilitation efforts comply with the Species at Risk Survey and other regulatory standards. The project is managed under the Government of Ontario's Energy and Mines agency and is categorized under NAICS code 541620. Interested parties must submit their responses by December 7, 2026, to support the delivery of essential progressive rehabilitation reports and technical oversight within Canada.

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Environmental Due Diligence and Site AssessmentThis subcontract focuses on providing technical due diligence and environmental assessments for prime developers working on land projects managed by the City of Cleveland Department of Economic Development. The scope of work includes conducting Phase I and II Environmental Site Assessments, producing geotechnical reports, and performing land surveys to evaluate the buildability of designated sites. The primary objective is to deliver comprehensive due diligence reports and necessary environmental documentation to support development decisions. The project falls under NAICS code 541620 and is associated with the state of Ohio. Interested parties should note that the response deadline for this opportunity is January 4, 2027. All activities are centered on ensuring that land projects meet the required technical and environmental standards before construction begins.

Economic Development

POSTED

1 day ago

DEADLINE

in about 2 months

AI Contract Overview

The contract seeks a subcontractor to perform energy audits, energy modeling, and sustainability assessments aimed at identifying opportunities for efficiency improvements at aviation facilities under the jurisdiction of the Aviation Facilities & Infrastructure organization in Washington. The work is aligned with broader environmental goals for the airport infrastructure, requiring technical expertise in analyzing energy use patterns and recommending actionable measures to reduce consumption and environmental impact. The scope requires a deep understanding of building systems, sustainability frameworks, and the ability to deliver data-driven recommendations that support long-term operational sustainability. The solicitation, classified under NAICS code 541620 for environmental consulting services, is posted with a response deadline of September 1, 2026, and is structured as a subcontract opportunity without a specified set-aside classification. Although no point of contact or detailed location data is provided, the place of performance is tied to Washington-based aviation facilities, and further details can be accessed via the provided online portal link. Interested parties must submit proposals by the deadline to be considered for engagement in supporting critical environmental initiatives within the aviation sector.

General Info

Subcontractor needed for energy audits and sustainability assessments at Washington aviation facilities by September 1, 2026.

Agency

Washington → Aviation Facilities & Infrastructure

NAICS

541620 - Environmental Consulting Services

Place of Performance

Not specified

Set-Aside

NONE

Documents

This scope was carved out of 00322902.

The full solicitation package (6 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Retro-Commissioning, TAB, Controls, and Regulatory Support IDIQ

AI Contract Breakdown

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Timeline

PhaseClosed

PostedAug 4

subcontract

Response DeadlineSep 1

Deadline has passed

Submission Closed

09/01/2026, 07:00:00 PM UTC

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Organization & Contact Information

AgencyWashington → Aviation Facilities & Infrastructure

ContactsNo contacts available

OfficeN/A

Organization / AgencyWashington → Aviation Facilities & Infrastructure

Office AddressN/A

ContactsNo contact information available

Full Description

Conduct energy audits, modeling, and sustainability assessments to identify efficiency improvements and support airport environmental goals.

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