Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects
Service: Civil EngineeringService: Water Resources EngineeringIndustry: InfrastructureType: Civil Engineering+43 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects
Service: Process EngineeringService: PFD and P&ID DevelopmentIndustry: ChemicalsType: Automation & Controls+75 more

Apex Engineering, PLLC

Calvert City, KY

Apex Engineering, PLLC is a full-service multi-discipline engineering firm headquartered in Calvert City, Kentucky, incorporated in 1974. Through its family of companies - Apex Controls Specialists and Apex Modular Extrusion Systems - it provides engineering, automation, and design-build services for industrial clients. Clients include major producers of specialty chemicals, polymers, refrigerants, nonferrous metals, coal, aggregates, electric power, rubber, elastomer products, pulp, and paper.

WebsitePhone2 officesFounded 1974
Service: Process EngineeringService: Civil EngineeringIndustry: ChemicalsType: Civil Engineering+37 more

Atane Consulting

New York, NY

Excel. Together.

WebsitePhone10 offices7 projects
Service: EngineeringService: Civil EngineeringIndustry: TransportationType: Architecture & Engineering+35 more

Bloom Companies, LLC

Milwaukee, WI

Bloom Companies, LLC is an engineering, architecture, and construction management practice founded in 1998 in Milwaukee, Wisconsin. Established by Mathew Tharaniyil, the organization initially focused on bridge and structural engineering, eventually expanding to cover transportation, architecture, electrical and controls, and design-build delivery. It has grown through key acquisitions, including Hay Dobbs in 2024 and Jendusa Design Build in 2025, and serves academic, municipal, transportation, industrial, and utility clients across multiple US offices and international locations.

WebsitePhone7 offices15 projects
Service: Bridge EngineeringService: New Bridge DesignIndustry: BridgesType: Civil Engineering+59 more

CEC Corporation

Oklahoma City, OK

Get Stuff Built Right

WebsitePhone8 offices18 leaders
Service: Transportation EngineeringService: Transportation Design and PlanningIndustry: TransportationType: Civil Engineering+30 more

Cantos Inc.

New York, NY

YOU WANT IT, We Build It.

WebsitePhone1 office5 projects
Service: EngineeringService: Civil EngineeringIndustry: TransitType: Architecture & Engineering+14 more

Charles A. Manganaro Consulting Engineers, P.C.

Tarrytown, NY

Distinct personal engineering service designed to build foundations and trust that last.

WebsitePhone1 office5 projects
Service: Water EngineeringService: Surface and Groundwater TreatmentIndustry: Water SupplyType: Civil Engineering+30 more

Cleanera Technologies Inc

Naperville, IL

Engineering a Sustainable Future with Safe, Innovative Solutions

WebsitePhone1 office1 leaders
Service: Project ManagementService: Project Concept DevelopmentIndustry: HealthcareType: Architecture & Engineering+77 more

Cottrell & Cottrell, LLC

Fully integrated engineering and business services for the offshore, inland, and marine industries.

Website8 projects1 leaders1 credentials
Service: Naval Architecture & Marine EngineeringService: Naval ArchitectureIndustry: Oil & GasType: Naval Architecture+35 more

Dar Al Sayegh Engineering Consultants

Kuwait City

Innovative and sustainable engineering and architectural design solutions

WebsitePhone1 office5 projects
Service: DesignService: ArchitectureIndustry: CommercialType: Architecture & Engineering+47 more

ENCO Group

Sabana Grande, PR

Engineering strength. Building trust.

WebsitePhone1 office5 projects
Service: Structural EngineeringService: Structural Design & AnalysisIndustry: HealthcareType: Structural Engineering+27 more

Frank H. Lehr Associates

Frank H. Lehr Associates is a New Jersey-based multi-discipline consulting civil engineering firm founded in 1957. With over 10,000 completed projects, it provides geotechnical investigation, site design, structural engineering, construction materials testing, and pavement engineering services primarily across the New Jersey, New York, and Pennsylvania region, serving architects, engineers, developers, municipalities, and private clients.

WebsiteFounded 1957Updated Jun 2026
Service: Geotechnical EngineeringService: Subsurface investigation and soil boringsIndustry: GovernmentType: Civil Engineering+27 more

Gomez Engineering, Architecture & Survey

Professional engineering, surveying, and environmental consulting services in New York and New Jersey

Website1 projectsUpdated Jun 2026
Service: Engineering DesignService: Geotechnical EngineeringIndustry: CommercialType: Civil Engineering+36 more

Horacio Díaz & Associates Corp. C.S.P.

Humacao, PR

Multidisciplinary architecture, structural design, and project management services

WebsitePhone2 offices2 projects
Service: Engineering and Architectural DesignService: Landscape Architecture DesignIndustry: CommercialType: Architecture & Engineering+24 more

I.A Engineering, P.C.

Long Island City, NY

Infrastructure. Technology. Together.

WebsitePhone2 offices5 projects
Service: Systems and Technology EngineeringService: Communications and Security SystemsIndustry: RailType: Civil Engineering+32 more

IMS Engineers, Inc.

Moving Communities Forward

Website10 projects5 leadersFounded 1996
Service: Transportation EngineeringService: Route Studies and Schematic DesignIndustry: GovernmentType: Civil Engineering+29 more

L.A. Gates Company

Beckley, WV

We Live Here, We Work Here, We Support Here.

WebsitePhone3 offices7 leaders
Service: Civil EngineeringService: Bridge DesignIndustry: MiningType: Civil Engineering+26 more

LS Tech Land Surveying & Engineering, PLLC

Elmhurst, NY

NYC Land Surveyors & Civil Engineering

WebsitePhone2 officesUpdated Jun 2026
Service: Land SurveyingService: Boundary SurveyIndustry: GovernmentType: Architecture & Engineering+55 more

NorthStar Engineering and Surveying, Inc.

Pueblo, CO

Driving Progress, Building Trust, Delivering Excellence

WebsitePhone1 office3 projects
Service: Civil and Site EngineeringService: Commercial Civil Site EngineeringIndustry: CommercialType: Civil Engineering+38 more

RAS Professional Engineers

New York, NY

Concepts to Reality - We Transform Ideas

WebsitePhone1 office1 credentials
Service: Structural EngineeringService: Steel, Wood, and Concrete Frame DesignIndustry: ResidentialType: Civil Engineering+28 more

Sheladia Associates, Inc.

Rockville, MD

In the Success of Others Lies Our Own.

WebsitePhone1 office7 projects
Service: Transportation InfrastructureService: Feasibility StudiesIndustry: TransportationType: Civil Engineering+31 more

Spence Engineering

Saddle River, NJ

Consulting and Municipal Engineers

Website1 office2 leadersFounded 1995
Service: Municipal EngineeringService: Capital Improvement ProjectsIndustry: GovernmentType: Civil Engineering+5 more

Tectonic Group International LLC

We Deliver Integrated Consulting Engineering Oversight.

Website8 projectsFounded 1981Updated Jun 2026
Service: Engineering ServicesService: Highway DesignIndustry: InfrastructureType: Civil Engineering+22 more