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O'BRIEN ENGINEERING, INC.;2340 E TRINITY MILLS RD STE 220;CARROLLTON;TX;75006

UEI: SLED_32629081E6040E3E

O'BRIEN ENGINEERING, INC.;2340 E TRINITY MILLS RD STE 220;CARROLLTON;TX;75006 is a federal contractor, registered under UEI SLED_32629081E6040E3E. It has been awarded $90,266 in federal contracts. Primary work spans Engineering Services.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_32629081E6040E3E

Federal Contracting Overview

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

AI Capability Profile

O'Brien Engineering, Inc. operates within the engineering services sector, specifically focusing on activities categorized under NAICS 541330.

Key Performance Metrics

Awards Count

1

All time

Active

0

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Completed

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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
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$90.3K100%
Awards by NAICS
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Awards by Agency Over Time
Awards by Place of Performance

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NAICS: 541330
New
Pure Water Southern California Direct Potable Reuse Testing Facility
Solicitation # pure-water-southern-california-direct-potable-reuse-testing-facility
Kiewit Infrastructure West Co. is seeking proposals for the Pure Water Southern California Direct Potable Reuse Testing Facility project located in California. This solicitation 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 30, 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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in 3 days
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NAICS: 541330
New
Business Impact Analysis and Update Disaster Recovery Plan Services – Inland Empire Utilities Agency
Solicitation # business-impact-analysis-update-disaster-recovery-plan-services-inland-empire-utilities-agency
Aanko Technologies Inc. is soliciting certified DBE and SBE sub-consultants and suppliers to provide specialized professional services for the Inland Empire Utilities Agency in San Bernardino and Riverside Counties, California. The scope of work focuses on emergency management, business continuity planning, technical writing, data collection, and the updating of IT and disaster recovery plans. This opportunity is targeted toward firms with expertise in administrative management, engineering services, computer systems design, and public relations documentation. Interested parties must submit their responses by November 17, 2026. The project falls under several NAICS codes, including 541611, 541330, 541512, and 541820, emphasizing a multidisciplinary approach to infrastructure resilience and operational continuity. Primary coordination for this solicitation is managed by Liz Jordan-Wettstein at Aanko Technologies Inc.
Aanko Technologies Inc.

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in 17 days
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NAICS: 541330
New
SLED
ADA Compliance and Accessibility ConsultingThis subcontract for ADA Compliance and Accessibility Consulting involves providing specialized accessibility audits and design recommendations for multi-family projects managed by the Colchester Housing Authority. The selected consultant will be responsible for auditing 30 units and associated common areas to ensure barrier-free housing, reviewing construction documents for adherence to federal and state laws, and delivering comprehensive compliance reports and design solutions. To qualify for this engagement, the provider must hold a Certified Access Specialist (CASp) or an equivalent professional certification. The project is managed through DAS Procurement for the state of Connecticut, with a response deadline set for November 17, 2026.
DAS Procurement

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about 4 hours ago

DEADLINE

in 18 days
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NAICS: 541330
New
SLED
MEP Engineering ServicesThis subcontract for MEP Engineering Services involves the design of mechanical, electrical, and plumbing systems for multi-family projects managed by the Colchester Housing Authority. The scope of work focuses on 30 units, requiring the planning of energy-efficient HVAC and electrical upgrades along with plumbing modifications to ensure compliance with ADA standards. The selected provider must utilize sustainable energy systems and energy efficiency modeling software to deliver comprehensive design plans, load calculations, and equipment schedules. To be eligible for this contract, the provider must employ a licensed Professional Engineer in the state of Connecticut. The opportunity is managed through DAS Procurement for the state of Connecticut under NAICS code 541330. Interested parties must submit their responses by the deadline of November 17, 2026.
DAS Procurement

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about 4 hours ago

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in 18 days
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NAICS: 541330
New
SLED
Civil and Structural Engineering ServicesThis subcontract for Civil and Structural Engineering Services involves providing engineering design and analysis for prime contractors working on Colchester Housing Authority multi-family housing projects. The scope of work includes developing engineering specifications for capital improvements, designing structural rehabilitations, and producing technical construction drawings that prioritize green, sustainable, and energy-efficient standards. The selected provider must employ a licensed Professional Engineer in the state of Connecticut to deliver signed and sealed engineering drawings and technical specifications. This opportunity is managed by DAS Procurement for the state of Connecticut, with a response deadline of November 17, 2026.
DAS Procurement

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about 4 hours ago

DEADLINE

in 18 days
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NAICS: 541330
New
International
Civil Engineering and Design ConsultancyThis subcontract for Civil Engineering and Design Consultancy involves providing specialized structural and civil engineering analysis for prime contractors working on temporary housing projects for the St Albans City and District Council. The scope of work includes conducting detailed site surveys, performing structural calculations specifically for modular units, and developing comprehensive drainage designs. The selected consultant is responsible for delivering certified structural designs and formal engineering reports to ensure project safety and compliance. This opportunity, categorized under NAICS code 541330, was posted on October 30, 2026, with a response deadline set for December 4, 2026.
St Albans City and District Council

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about 5 hours ago

DEADLINE

in about 1 month
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NAICS: 541330
New
International
Transport Feasibility Study and Roadmap DevelopmentThe North York Moors National Park Authority is seeking a subcontractor for a Transport Feasibility Study and Roadmap Development project. The selected provider will be responsible for creating a comprehensive feasibility study and a delivery roadmap for active travel projects, utilizing technical audit data and engagement findings to produce evidence-based recommendations and business case preparation documents. Successful candidates must possess specialized expertise in UK transport planning and funding standards to ensure all deliverables meet regulatory requirements. The primary objective of the contract is the delivery of a Final Feasibility Study and Delivery Roadmap, with responses due by November 29, 2026.
North York Moors National Park Authority

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about 5 hours ago

DEADLINE

in about 1 month
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NAICS: 541330
New
International
Accessibility and Active Travel Audit ServicesThe Accessibility and Active Travel Audit Services subcontract involves performing technical audits of railway stations and schools to support active travel projects for the North York Moors National Park Authority. The selected provider will conduct face-to-face site visits across North Yorkshire to evaluate existing infrastructure against established UK accessibility guidelines for transport and education facilities. These efforts will culminate in the delivery of technical audit reports and evidence-based findings to inform a broader feasibility study. Due to the nature of the site visits, personnel are required to undergo DBS checks to ensure authorized access to school grounds. This opportunity is categorized under NAICS code 541330 and is managed by the North York Moors National Park Authority, with a response deadline set for November 29, 2026.
North York Moors National Park Authority

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about 5 hours ago

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in about 1 month
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NAICS: 541330
New
International
North York Moors Active Travel - Esk Valley Feasibility Study
Solicitation # ocds-h6vhtk-0794ea
The North York Moors National Park Authority is soliciting a services contract for the North York Moors Active Travel - Esk Valley Feasibility Study. The project focuses on conducting accessibility and active travel audits of railway stations and schools, incorporating community and stakeholder engagement. The primary objectives are to produce a final feasibility study and a delivery roadmap featuring prioritized, evidence-based recommendations to support future funding and business case development. The estimated period of performance runs from January 4, 2027, to July 2, 2027, with a possible extension to August 6, 2027, depending on work quality and authority agreement. This open competition is particularly suited for small and medium-sized enterprises as well as voluntary, community, and social enterprises. A mandatory condition for participation is that the successful tenderer must possess the operational capacity, resources, and geographic proximity to conduct frequent face-to-face site visits and stakeholder workshops within North Yorkshire. Award decisions will be based on a weighted scoring system evaluating methodology, experience, engagement strategies, sustainability, and cost, with the lowest-priced compliant tender receiving the maximum cost score of 15 points. Tenders must be submitted electronically via the designated portal by November 29, 2026.
North York Moors National Park Authority

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about 5 hours ago

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in about 1 month
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NAICS: 541330
New
International
Civil and Structural EngineeringThis subcontract for Civil and Structural Engineering involves providing specialized analysis and design services for prime contractors working on Rural Housing Association social housing projects. The scope of work includes the design of structural frames, foundations, and site utilities and drainage, with a specific focus on adapting private dwelling approvals to meet social housing standards. Deliverables consist of comprehensive site plans, civil engineering drawings, and detailed structural calculations. To qualify for this engagement, the service provider must hold Professional Engineering or Chartered Engineer status. The opportunity was posted on October 30, 2026, with a response deadline of November 19, 2026. The project falls under NAICS code 541330 and is managed by the Rural Housing Association.
Rural Housing Association (RHA)

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about 5 hours ago

DEADLINE

in 20 days
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NAICS: 541330
New
International
Mechanical and Electrical (M&E) EngineeringThis subcontract involves providing mechanical and electrical engineering design services for the Rural Housing Association on social housing projects. The scope of work focuses on the design of heating, ventilation, plumbing, and electrical systems for seven dwellings, specifically four 3-person/2-bedroom units and three 5-person/3-bedroom units. The selected provider must ensure all designs comply with established social housing standards and deliver comprehensive M&E design specifications and technical drawings. Qualified candidates must hold Professional Engineering or Chartered Engineer status to be eligible. The solicitation was posted on October 30, 2026, with a response deadline of November 19, 2026. This project falls under NAICS code 541330 and is managed by the Rural Housing Association.
Rural Housing Association (RHA)

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about 5 hours ago

DEADLINE

in 20 days
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NAICS: 541330
New
International
Sustainable Drainage Systems (SuDS) Technical ConsultantThe Sustainable Drainage Systems (SuDS) Technical Consultant subcontract for Historic England involves providing specialized technical expertise to prime contractors on the design and implementation of sustainable drainage. The consultant is responsible for identifying best practice SuDS interventions tailored for sensitive environments, analyzing the efficiency of water management, and documenting the engineering challenges encountered during implementation. Key deliverables include the provision of technical case study data and a set of best practice recommendations. Qualified candidates must demonstrate proficiency in hydrology, climate resilience engineering, and established SuDS design manuals. This opportunity, categorized under NAICS code 541330, was posted on October 30, 2026, with a response deadline of November 30, 2026.
Historic England

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about 5 hours ago

DEADLINE

in about 1 month
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NAICS: 541330
New
SLED
Construction, Engineering And Inspection (CEI) Services For The Sands Boulevard And Surfside Boulevard Bridge Repair Projects
Solicitation # 2026-RFP-PW-070-KR
The City of Cape Coral is soliciting proposals for Construction Engineering and Inspection (CEI) services for two federally funded bridge repair projects: the Sands Boulevard Bridge over Eternity Canal and the Surfside Boulevard Bridge over Maxine Canal. The selected engineering firm will provide construction contract administration to coordinate permanent repairs, including restoring resiliency to bridge approaches and correcting undermining and erosion. The project is funded through the FDOT Local Agency Program and requires strict adherence to FDOT manuals, FHWA requirements, and federal-aid compliance. The contract duration is 300 calendar days from the Notice to Proceed, with performance based in Cape Coral, Florida. The procurement utilizes a Qualifications-Based Selection (QBS) process, requiring firms to be FDOT prequalified to be considered responsive. Evaluation is conducted by a Selection Advisory Committee based on the qualifications of key personnel, team management, and prior experience. Compensation is structured on an hourly basis with a Not To Exceed total fee sum. Awarded consultants must provide payment and performance bonds and meet comprehensive insurance requirements, including professional liability. Special compliance mandates include the Davis-Bacon Act, Build America Buy America sourcing preferences, and environmental protections for threatened Burrowing Owls.
Public Works

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about 5 hours ago

DEADLINE

in 7 days
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NAICS: 541330
New
SLED
Water Distribution EngineeringThis subcontract opportunity for Water Distribution Engineering involves providing civil engineering services for the City of Houston Public Works. The selected firm will support prime contractors by executing civil engineering designs and utility conflict analyses specifically for distribution networks involving small-diameter pipes and valves. Key deliverables include the completion of distribution network designs and comprehensive utility coordination plans. To be eligible for this contract, firms must hold a valid Engineering Firm Registration from the Texas Board of Professional Engineers and Land Surveyors. Interested parties should note that the response deadline is November 19, 2026. The project falls under NAICS code 541330, focusing on specialized engineering services within the state of Texas.
City of Houston

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about 5 hours ago

DEADLINE

in 20 days
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NAICS: 541330
New
SLED
Water Transmission EngineeringThis subcontract for Water Transmission Engineering supports prime contractors on City of Houston Public Works projects. The scope of work focuses on the engineering of transmission mains and large-diameter piping, encompassing critical technical tasks such as hydraulic modeling, pipeline and valve design, soil interaction analysis, and the resolution of utility conflicts. The selected firm will be responsible for delivering comprehensive hydraulic models and detailed pipeline design documents. To be eligible for this opportunity, firms must hold a valid Engineering Firm Registration from the Texas Board of Professional Engineers and Land Surveyors. The solicitation is categorized under NAICS code 541330, with a response deadline set for November 19, 2026.
City of Houston

POSTED

about 5 hours ago

DEADLINE

in 20 days
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NAICS: 541330
New
SLED
Water Pump Station & Storage EngineeringThis subcontract opportunity for Water Pump Station and Storage Engineering involves providing specialized design services for the City of Houston Public Works. The selected firm will work under prime contractors to develop design plans and specifications for groundwater plants, pump stations, and storage tanks, with a specific focus on process mechanical and electrical systems for these facilities. To be eligible for this engagement, firms must hold a valid Engineering Firm Registration from the Texas Board of Professional Engineers and Land Surveyors. Interested parties should note that the response deadline is November 19, 2026, and the project falls under NAICS code 541330.
City of Houston

POSTED

about 5 hours ago

DEADLINE

in 20 days
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NAICS: 541330
New
SLED
Water Treatment Plant EngineeringThis subcontract opportunity involves providing specialized process engineering and design services for Water Treatment Plants supporting prime contractors on City of Houston Public Works projects. The scope of work focuses on the design of process mechanical and electrical systems, utilizing specific water treatment equipment and plant systems to deliver comprehensive engineering design packages and technical specifications. Eligible firms must hold a valid Engineering Firm Registration from the Texas Board of Professional Engineers and Land Surveyors. The solicitation is categorized under NAICS code 541330, with a response deadline set for November 19, 2026.
City of Houston

POSTED

about 5 hours ago

DEADLINE

in 20 days
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NAICS: 541330
New
SLED
Pre-Qualification Pool for Professional Engineering Services
Solicitation # RFQ-2026-0010
The City of Houston is establishing a pre-qualified pool of professional engineering firms under solicitation RFQ-2026-0010 to support Houston Public Works infrastructure projects. This procurement utilizes a two-step, qualifications-based selection process governed by Texas Government Code Chapter 2254. In the first step, firms are evaluated on a pass/fail basis regarding responsiveness, responsibility, and financial stability to determine eligibility for the pool. Qualified firms can seek pre-qualification in up to six of the 22 available engineering categories. Once the pool is established, the City will use a Mini-RFQ process for specific projects, where firms are ranked by total points based on their technical approach and schedule management to identify the most highly qualified firm for the award. The resulting roster of pre-qualified firms remains valid for two years. To be eligible, firms must provide specific registrations depending on their category, such as certificates from the Texas Board of Professional Engineers Land Surveyors or the Texas Board of Architectural Examiners. Compliance requirements include adherence to the City's Equal Employment Opportunity Ordinance, drug-free workplace standards, and various Texas Government Code anti-boycott provisions. Payment terms follow the Texas Prompt Payment Act with a standard 30-day cycle. Submissions must follow a strict seven-tab format including category selection, corporate standing, project sheets, legal disclosures, conflict of interest statements, financial documentation, and insurance certificates.
City of Houston

POSTED

about 5 hours ago

DEADLINE

in 20 days
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