FUSS & O'NEILL, INC
FUSS & O'NEILL, INC is a federal contractor, registered under UEI LE5DAR1LLZK9 and CAGE code 06YB4. It has been awarded $4,591,005 across 161 federal contracts. Primary work spans Engineering Services, Unknown NAICS, and Surveying and Mapping (except Geophysical) Services. Top awarding agencies include Department Of Defense, Department Of Agriculture, and Department Of The Interior.
Contact Information
Registration and classification details
Registration
UEI Code
LE5DAR1LLZK9CAGE Code
06YB4Entity Structure
Corporate Entity (Not Tax Exempt)Established
N/ABusiness Classifications
NAICS Codes
Federal Contracting Overview
Award totals, agency breakdown, NAICS distribution, and geographic footprint.
AI Capability Profile
Fuss & O’Neill, Inc. delivers engineering and technical services focused on infrastructure planning, environmental compliance, and public works design for government clients. The firm specializes in civil engineering, geotechnical analysis, water resources management, and environmental impact assess...
Fuss & O’Neill, Inc. delivers engineering and technical services focused on infrastructure planning, environmental compliance, and public works design for government clients. The firm specializes in civil engineering, geotechnical analysis, water resources management, and environmental impact assessments, applying standards-based methodologies to support public sector capital projects. Their technical expertise includes hydraulic modeling, stormwater system design, sediment control planning, and regulatory permitting under NEPA and state environmental codes. The company differentiates itself through integrated project delivery approaches that align engineering solutions with long-term sustainability goals and community resilience needs. While award history is not available to identify specific agencies, the firm’s core service offerings suggest engagement with departments responsible for transportation, environmental protection, and public infrastructure, such as state DOTs, EPA regional offices, and municipal utilities. Their work typically supports lifecycle management of public assets, from initial site investigations through construction-phase oversight and post-construction monitoring. Fuss & O’Neill, Inc. operates primarily under NAICS 541330, which encompasses engineering services for public infrastructure, including transportation, water systems, and land development projects. In practice, this means they provide design, analysis, and regulatory support for civil works that meet federal, state, and local standards. Their market positioning centers on delivering technically rigorous, compliant solutions for publicly funded capital programs, with an emphasis on environmental stewardship and infrastructure durability. The company is structured as a 2L entity, indicating a small business with limited internal hierarchy, likely enabling agile, client-responsive service delivery. Located in Hartford, Connecticut, the firm maintains a regional footprint with potential statewide reach. No government certifications are listed, suggesting their competitive advantage stems from technical proficiency, institutional knowledge, and project execution rather than formal socio-economic designations.
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Award Analytics & Distribution
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