This Government Contract opportunity from California was posted on May 13, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Small and Disadvantaged Business (SBE/DBE) Participation and Subcontracting

Closed

State & Local

Submission Closed06/23/2026, 11:00:00 PM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 541330

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Solicitation # pure-water-southern-california-direct-potable-reuse-testing-facility

Kiewit Infrastructure West Co. is soliciting proposals for the Pure Water Southern California Direct Potable Reuse Testing Facility project located in California. This opportunity is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, and Women-Owned Small Businesses, falling under NAICS code 541330. The solicitation was posted on October 29, 2026, with a response deadline of November 3, 2026. Interested parties should coordinate with the primary point of contact, Sepideh Aria, for further details regarding the submission process and project requirements.

Kiewit Infrastructure West Co.

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Business Impact Analysis and Update Disaster Recovery Plan Services – Inland Empire Utilities Agency

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Aanko Technologies Inc.

POSTED

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On-Call Structural and Seismic/Disaster Engineering Services

Solicitation # FAS 2026-037

The City of Seattle Finance and Administrative Services Capital Development division is seeking to establish two on-call contracts for professional structural and seismic/disaster engineering services under solicitation FAS 2026-037. The selected consultants will provide technical expertise on an as-needed basis for small to medium projects throughout the planning, design, procurement, and construction phases, utilizing delivery methods such as Design-Bid-Build, Job Order Contracting, and the Small Works Roster. The scope of work includes structural engineering studies, seismic evaluations, confidence testing, fall protection design, and the preparation of construction documents stamped by a licensed engineer. All deliverables must adhere to specific CAD standards, including software compatibility with AutoCAD 2025.1.3 and AIA/US National CAD Standard V5. Eligible firms must be licensed to practice in Washington State and the City of Seattle, demonstrate experience with current code compliance, and provide three relevant projects completed within the last seven years. The contract features an initial one-year term with up to four optional one-year renewals, for a maximum duration of five years. Evaluation of proposals is based on relevant technical experience (40 percent), approach and methodology (30 percent), and an inclusion plan (15 percent) focusing on women and minority-owned businesses. Responses are due by December 2, 2026, via the OpenGov portal, with a target contract execution date of December 15, 2026. Consultants are required to maintain Commercial General Liability insurance and comply with various local and federal regulations, including ADA and City of Seattle labor ordinances.

Finance and Administrative Services

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Geotechnical Analysis and Stability ModelingThis subcontract for Geotechnical Analysis and Stability Modeling involves providing professional engineering analysis for prime contractors working on Upper Thames River Conservation Authority dam projects in Canada. The scope of work focuses on reviewing structural data and seepage at armour stone retaining walls, confirming embedment depths, and updating slope stability analyses utilizing the Slope/W model. The final deliverables for this engagement include comprehensive Geotechnical Reports and updated Slope/W models. To qualify for this contract, the service provider must hold a valid P.Eng license and ensure all work complies with the Ontario Accessibility Standards and the LRIA Technical Bulletin. Interested parties must submit their responses by November 18, 2026.

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DEADLINE

R.T. Orr Dam Geotechnical Investigations

Solicitation # 2026-05

The Upper Thames River Conservation Authority is soliciting proposals for geotechnical investigations and assessments of the R.T. Orr Dam located in Stratford, Ontario. The project, which initiates in 2026 and must be substantially completed by March 15, 2027, is based on recommendations from a 2023 Dam Safety Review by D.M. Wills Associates Limited. The scope of work includes reviewing existing structural data, conducting a detailed seepage investigation at the downstream left armour stone retaining wall, performing supplementary field investigations for embankment slope stability, installing two nested monitoring wells in both earth embankments, and updating stability analyses for armour stone structures. All work must adhere to the LRIA Technical Bulletin for Geotechnical Design and Factors of Safety and meet Ontario Accessibility Standards for electronic deliverables. Proposals must be submitted electronically via the bids and tenders platform by 3:00 PM Eastern Daylight Time on November 18, 2026. The selection process utilizes a two-envelope system where technical qualifications in Envelope A are evaluated before the cost proposal in Envelope B is opened. Award decisions are based on best value, considering experience, understanding of the work, proposed methodology, schedule, and cost reasonableness. Selected consultants must provide proof of professional licensing, WSIB standing, and required insurance policies, while maintaining strict confidentiality regarding project information.

Upper Thames River Conservation Authority

POSTED

DEADLINE

Traffic Signal Installation Oversight and Quality AssuranceThe Traffic Signal Installation Oversight and Quality Assurance subcontract involves providing technical supervision and oversight for prime contractors working on regional signal synchronization projects for the City of Aliso Viejo. The selected provider will be responsible for conducting on-site field supervision to ensure that installation contractors adhere to approved plans, specifications, and estimates, as well as Caltrans signal installation standards. Key deliverables include the performance of post-construction walkthroughs and the submission of detailed installation compliance reports and walkthrough documentation. This project is located in Aliso Viejo, California, with a response deadline set for December 2, 2026.

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DEADLINE

Traffic Signal Infrastructure Design and PS&E PreparationThis subcontract opportunity involves providing professional engineering design services for regional signal synchronization projects within the City of Aliso Viejo, California. The selected contractor will support prime contractors by preparing comprehensive Plans, Specifications, and Estimates for traffic signal equipment and infrastructure improvements, while also developing technical responses and bid advertisements. A valid California Professional Engineer license is required to perform this work. The project culminates in the delivery of a complete PS&E package, with a response deadline set for December 2, 2026.

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DEADLINE

Traffic Data Collection and Field Study ServicesThis subcontract for Traffic Data Collection and Field Study Services supports prime contractors on regional signal synchronization projects for the City of Aliso Viejo. The scope of work involves comprehensive traffic analysis, including seven-day 24-hour machine counts, intersection turning movement counts, and floating car studies utilizing GPS and synchronized video analysis. All operations must be conducted within Caltrans right-of-way in strict accordance with 2026 CTFP Guidelines, with final deliverables consisting of field review memos and summarized count data provided in Excel format. The project is located in Aliso Viejo, California, under NAICS code 541330. Interested parties should note that the solicitation was posted on October 28, 2026, with a response deadline set for December 2, 2026.

POSTED

DEADLINE

Oso Parkway/Pacific Park Drive/Glenwood Drive Regional Traffic Signal Synchronization Project

Solicitation # 20261026016

The City of Aliso Viejo is soliciting proposals for a professional licensed consultant to provide regional traffic signal synchronization services for the Oso Parkway, Pacific Park Drive, and Glenwood Drive corridor. The project involves coordinating traffic signals across multiple jurisdictions, including the Cities of Aliso Viejo, Laguna Hills, Mission Viejo, Laguna Niguel, the County of Orange, and Caltrans, extending from Moulton Parkway to the SR-241 Northbound On-Ramp. The projected period of performance is from April 1, 2027, to September 30, 2030. The selected consultant will be responsible for providing all necessary labor, materials, and equipment to implement optimized signal timing in accordance with the Regional Traffic Signal Synchronization Master Plan and the City's Local Signal Synchronization Plan. Proposals are due by December 2, 2026, and must be submitted as one hard copy and one electronic PDF on a USB drive, with the cost proposal in a separate sealed envelope. Award decisions will be based on a weighted evaluation of the consultant's ability and skills, character and reputation, cost reasonableness, ability to meet time requirements, financial resources, and previous experience with the vendor. The contract is governed by the laws of the State of California with venue in Orange County. Key requirements include compliance with California prevailing wage laws, adherence to the City's Minority Business Enterprise program, and the submission of annual political contribution disclosures.

POSTED

DEADLINE

Travel Lift Infrastructure Structural DesignThis subcontract for Travel Lift Infrastructure Structural Design involves providing structural and civil engineering services for heavy-duty boat lift foundations at the Port of Brookings-Harbor in Brookings, Oregon. The selected contractor will be responsible for developing demolition plans for existing infrastructure and designing foundations, slabs, and ramps specifically rated for an 85-ton travel lift in accordance with manufacturer requirements. The project requires the contractor to hold a valid Oregon Professional Engineering license to deliver the necessary demolition plans and structural design drawings. Interested parties must submit their responses by December 2, 2026, under NAICS code 541330.

Port of Brookings-harbor

POSTED

DEADLINE

Electrical Service and Exterior Lighting DesignThis subcontract opportunity with the Port of Brookings-Harbor involves the evaluation and design of electrical distribution and safety lighting systems. The selected provider will support prime contractors by designing electrical services, distribution panels, and exterior industrial lighting specifically tailored to enhance safety, security, and operational efficiency. The primary deliverables for this engagement include comprehensive electrical design drawings and technical specifications. Qualified candidates must hold a valid Oregon Professional Engineering license to perform the work in Brookings, Oregon. Interested parties should note that the response deadline is December 2, 2026. This project falls under NAICS code 541330, focusing on specialized engineering services for critical port infrastructure.

Port of Brookings-harbor

POSTED

about 18 hours ago

DEADLINE

in about 1 month

AI Contract Overview

Certified Small Business Enterprise and Disadvantaged Business Enterprise firms are invited to engage in engineering, management, or technical roles to support prime contractors in meeting the Valley Transportation Authority’s participation goals and earning evaluation bonus points. This subcontract opportunity is open to firms certified as SBE or DBE and aims to foster meaningful involvement in transportation-related projects by leveraging their expertise in specialized technical or managerial functions. The solicitation is linked to NAICS code 541330, which pertains to architectural, engineering, and related services, indicating the technical nature of the work expected. The opportunity was posted on May 13, 2026, with responses due by June 23, 2026, and is managed by the California-based Engineering and Program Delivery division. While specific performance locations and contact details are not provided, interested firms should access the official portal link for further instructions and submission requirements.

General Info

Contract opportunities for certified SBE/DBE firms in engineering roles to meet VTA participation goals.

Agency

California → Engineering and Program Delivery

NAICS

541330 - Engineering Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of S26033.

The full solicitation package (4 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

VASONA SIGNAL CIRCUIT REPLACEMENT

AI Contract Breakdown

Uniform Contract Format

No documents to break down

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Timeline

PhaseClosed

PostedMay 13

subcontract

Response DeadlineJun 23

Deadline has passed

Submission Closed

06/23/2026, 11:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → Engineering and Program Delivery

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Engineering and Program Delivery

Office AddressN/A

ContactsNo contact information available

Full Description

Opportunities for certified SBE and DBE firms to participate in engineering, management, or technical roles to help the prime meet VTA's participation goals and gain evaluation bonus points.