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HALFF ASSOCIATES, INC.

Parent4 subsidiariesUEI: PM6KMNBLWEY6CAGE: 0PPK6

HALFF ASSOCIATES, INC. is a federal contractor, registered under UEI PM6KMNBLWEY6 and CAGE code 0PPK6. It has been awarded $61,197,188 in federal contracts. Primary work spans Engineering Services, Unknown NAICS, and Architectural Services. Top awarding agencies include Department Of Defense, Department Of Homeland Security (dhs), and Other agencies (4 agencies, <0.5% each).

Contact Information

Registration and classification details

Phone+1 (555) 000-0000

Websitehttp://www.halff.com

Address123 Main St, City, ST 12345

Registration

UEI Code

PM6KMNBLWEY6

CAGE Code

0PPK6

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit Organization

NAICS Codes

541320Landscape Architectural Services

541330Engineering Services(Primary)

541370Surveying and Mapping (except Geophysical) Services

541620Environmental Consulting Services

541690Other Scientific and Technical Consulting Services

Subsidiaries

4 companies roll up into HALFF ASSOCIATES, INC., sized by each one's own awards

Award distribution

$55.3M

HALFF Associates INC$38.9M Singhofen & Associates, INC$7.8M HALFF Associates INC$6.8M HALFF Associates, INC.$1.7M

1HALFF Associates INCUEI KH6SYRKBL3Z7$38.9M70.4%2Singhofen & Associates, INCUEI LVMLHUC63P67$7.8M14.1%3HALFF Associates INCUEI E9LRKBH7BJZ1$6.8M12.3%4HALFF Associates, INC.UEI CKMGPLMG3HQ4$1.7M3.2%

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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.

POSTED

about 3 hours ago

DEADLINE

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 Disadvantaged Business Enterprise and Small Business Enterprise sub-consultants and suppliers to provide 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. Relevant expertise should align with NAICS codes for administrative management, engineering services, computer systems design, and public relations. Interested parties must submit their responses by November 17, 2026. The primary point of contact for this opportunity is Liz Jordan-Wettstein. This solicitation specifically targets DBE-certified firms to support the agency's critical infrastructure resilience and operational continuity efforts within the state of California.

Aanko Technologies Inc.

POSTED

about 3 hours ago

DEADLINE

Professional Engineering (Structural)

Organized Crime Agency of British Columbia

POSTED

about 9 hours ago

DEADLINE

Foundation Engineering and DesignThis subcontract for Foundation Engineering and Design involves providing specialized structural engineering services for residential structural elevation projects within Wicomico County. The selected contractor will work under prime contractors to design foundation slabs, piles, or piers that comply with FEMA and MEMA structural elevation standards. Key responsibilities include utilizing structural analysis software to determine load-bearing requirements and delivering final, sealed structural design plans and specifications. To be eligible, the provider must employ a Licensed Professional Engineer registered in the state of Maryland. This opportunity is categorized under NAICS code 541330 and is issued by the Wicomico County Government. Interested parties must submit their responses by the deadline of November 24, 2026.

Wicomico County Government

POSTED

about 12 hours ago

DEADLINE

Infrastructure Asset Management ConsultantThe Infrastructure Asset Management Consultant subcontract involves providing professional analysis of road assets for prime contractors working on Bulloch County road asset management projects. The selected consultant will analyze roadway data to prioritize necessary repairs and integrate asset information with financial and work-order systems to facilitate accurate budgeting. To qualify, the consultant must possess Professional Engineering licensure and utilize specialized asset management software. The primary deliverables for this engagement include a comprehensive Road Asset Management Plan, detailed budgetary forecasts, and structured maintenance schedules. This opportunity is associated with the Bulloch County Board of Commissioners in Georgia under NAICS code 541330. Interested parties must submit their responses by November 20, 2026.

Bulloch County Board of Commissioners

POSTED

about 13 hours ago

DEADLINE

Road Asset Management

Solicitation # FY27-ENGCP-002-6

The Bulloch County Board of Commissioners is soliciting Statements of Qualifications for project FY27-ENGCP-002-6, focused on Road Asset Management. The selected consultant will be responsible for collecting and analyzing field data, creating a road asset inventory, and developing a Capital Improvement Plan with an outlook extending to FY 35. The scope includes GIS database development, web-based mapping, and the identification of structural hazards and drainage failures to minimize safety risks and legal liability. All prime and sub-consultants must be GDOT Prequalified Contractors as of the submission deadline on November 20, 2026, at 3:00 PM EDT. Proposals are evaluated based on a composite scoring system that weights prime consultant experience and technical approach at 20% each, GIS capabilities at 20%, asset prioritization methodology at 15%, workload capacity at 15%, and past references at 10%. The highest-ranked consultant will be invited to negotiate a contract. Key requirements include a Principal-in-Charge with at least 10 years of industry experience and comprehensive insurance coverage, including professional malpractice and general liability of at least 1 million dollars per occurrence. Submissions are limited to ten pages, excluding mandatory forms and charts, and must include a Non-Collusion Affidavit and Bidder Declaration. Either party may terminate the resulting agreement with 30 days written notice.

Bulloch County Board of Commissioners

POSTED

about 13 hours ago

DEADLINE

Dane County Job Center and Northport Offices Remodel - Design

Solicitation # 326029

The Dane County Department of Public Works Engineering is soliciting proposals for architectural and engineering design services to remodel two facilities in Madison, Wisconsin: the Dane County Job Center at 1819 Aberg Ave and the Northport Offices at 1202 Northport Dr. The project aims to consolidate operations by relocating the Aging and Disability Resource Center (ADRC) and the Veterans Service Office (VSO) into the Job Center, while renovating the Northport Offices for reunification and visitation services. A primary focus of the design is to create accessible, private, and client-centered environments that accommodate individuals with diverse mobility, sensory, and cognitive needs, ensuring compliance with ADA, local building codes, and life safety regulations. The work will be delivered through two separate construction bid packages, one for each building. The selected firm must provide comprehensive services across five phases: Schematic Design (for the VSO only), Design Development, Construction Documents, Bidding, and Construction Phase support. Due to the priority nature of the project, an expedited design process is required. The contract is a negotiated professional services agreement with a maximum term of five years, though award is contingent upon final budget approval and funding availability. Payment is structured by project phase, with a maximum of 90 percent of the lump sum fee payable prior to substantial completion. Qualified proposers must have been in business for at least five years and employ at least one registered architect and one registered professional engineer. Proposals are due by November 10, 2026, and will be evaluated based on firm qualifications, personnel, technical approach, and schedule.

Public Works Engineering

POSTED

about 13 hours ago

DEADLINE

RFP Architectural and Engineering Services Administration Building Renovations Advanced Water Treatment Facility (AWTF)

Solicitation # 2026-006

Capital Region Water is soliciting proposals for architectural and engineering services to renovate the administrative and laboratory facility at the Advanced Water Treatment Facility in Pennsylvania. The project focuses on improving building functionality, operational efficiency, and code compliance through the replacement of window and curtain wall systems, masonry restoration, and the construction of an ADA-compliant entrance and canopy. The scope includes modernizing office and laboratory support areas and upgrading mechanical, electrical, plumbing, structural, and life safety systems. The selected consultant will be responsible for evaluating existing conditions, developing design packages at 30, 60, and 90 percent completion, obtaining permits, and providing construction administration services. This is a time and materials not-to-exceed contract with a substantial completion deadline of 180 days following the issuance of the contract. Proposals must be submitted via the OpenGov eProcurement Portal by November 23, 2026, and must be split into a technical response and a separate cost proposal. Evaluation is based on the content and responsiveness of the proposal, specifically regarding the project team and experience. Key requirements include maintaining minimum insurance coverage, adhering to non-discrimination and minority recruitment policies, and providing deliverables in AutoCAD, Revit, PDF, and Microsoft Office formats. All invoices are subject to NET 30 day terms and must be processed through the agency's standard accounts payable system.

POSTED

about 13 hours ago

DEADLINE

Pavement & Signage Engineering

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Bridge Inspection Services

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Construction Engineering & Inspection (CE&I)

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Geotechnical Engineering & Soil Analysis

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Stormwater & Hydraulic Engineering

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Traffic Engineering & Signal Design

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Bridge & Dam Engineering

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Roadway & Geometric Design Services

County of Atlantic

POSTED

about 14 hours ago

DEADLINE

Architectural & Engineering (A&E) DesignThis subcontract for Architectural and Engineering Design involves the full design of a 2,500-square-foot welding shop located in Page County, Virginia. The project requires the development of structural systems, utility integration, and a physical connection to an existing Health Sciences Building. The facility must be designed to accommodate 20 students and one instructor, featuring 20 welding stations, dedicated equipment storage, and locker areas, all while adhering to Virginia building codes and ADA standards. The selected contractor will be responsible for delivering a complete set of construction documents, including detailed blueprints and technical specifications. This opportunity is categorized under NAICS code 541330 and is intended for prime contractors working on Page County facility projects. The response deadline for this solicitation is November 30, 2026.

POSTED

about 14 hours ago

DEADLINE

in about 1 month

Tower Technical Suitability & Engineering Analysis

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POSTED

about 14 hours ago

DEADLINE