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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A1 Consulting Group, Inc.

Raleigh-Durham, NC

Leaders in Design, Construction, and Environmental Services

WebsitePhone1 office8 projects1 leaders5 credentialsFounded 1971

Project: RDU Airport Terminal 2 Expansion

Service: Engineering and Design ServicesService: Geotechnical and Geological EngineeringService: Civil and Site EngineeringIndustry: AirportsIndustry: CommercialType: Civil Engineering+41 more

ABNA Engineering, Inc.

St. Louis, MO

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

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

AEG - A SOCOTEC Company

Mechanicsburg, PA

Engineering, Surveying, and Inspections

WebsitePhone1 office3 projects3 credentialsUpdated Jun 2026

Project: 95REVIVE Pottstown Expressway Reconstruction

Service: Geotechnical EngineeringService: Geotechnical Engineering and Foundation DesignService: Design of Earth Structures and Retaining WallsIndustry: TransportationIndustry: BridgesType: Geotechnical Engineering+64 more

AGS, Inc.

San Francisco, CA

Enhancing communities and the built environment.

WebsitePhone2 offices6 projects10 leaders7 credentialsFounded 1983

Project: SFO Harvey Milk Terminal Boarding Area B

Service: Geotechnical EngineeringService: Site Characterization & Engineering GeologyService: Seismic Design & AnalysisIndustry: AirportsIndustry: Water SupplyType: Geotechnical Engineering+40 more

AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 more

AKS Engineering & Forestry

Tualatin, OR

Practical Solutions. Designed to Last.

WebsitePhone1 officeFounded 1996Size Estimate: 600+ employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design & GradingService: UtilitiesIndustry: InfrastructureIndustry: Land DevelopmentType: Civil Engineering+35 more

ANS

Scotch Plains, NJ

Engineering with integrity & purpose.

WebsitePhone1 office7 projects12 leadersSize Estimate: 100-300 employeesUpdated Jun 2026

Project: The Virginia Vanguard

Service: Civil, Site & Land DevelopmentService: Site Development & PermittingService: Regulatory Coordination & RepresentationIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+57 more

ANZ Consulting Engineering

New York, NY

Engineering The Future

Website1 office1 credentialsUpdated Jun 2026

Service detail: MEP & Fire Protection Engineering

Service: MEP & Fire Protection EngineeringService: Mechanical SystemsService: Electrical SystemsIndustry: CommercialIndustry: ResidentialType: MEP+19 more

AREHNA Engineering, Inc.

Tampa, FL

Innovative geotechnical, forensic structural, and materials testing services throughout Florida.

Website3 offices4 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Explorations and DrillingService: Sinkhole InvestigationsIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+22 more

ATOKA, Inc.

Hot Springs, AR

Engineering and Environmental Consultants

WebsitePhone2 offices1 projects7 leadersFounded 1994Updated Jun 2026

Project: ATOKA Bioremediation Project

Service: Civil EngineeringService: Strategic Planning and Land UseService: Infrastructure DevelopmentIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+42 more

Abi Engineering Consultants Inc

Santa Ana, CA

Geotechnical, Civil, and Structural Engineering Across California and the Western States

WebsitePhone1 office10 projects2 leadersFounded 2004Updated Jun 2026

Project: LA Metro Gold Line - MSE Wall

Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationService: Foundation Design and Lateral Earth Pressure AnalysisIndustry: CommercialIndustry: IndustrialType: Civil Engineering+39 more

Advanced Asphalt Technologies, LLC

Kearneysville, WV

Leading in Asphalt Testing and Equipment

WebsitePhone1 office6 credentialsFounded 1993Size Estimate: 1-15 employeesUpdated Jun 2026

Service detail: Asphalt Material Testing Services

Service: Asphalt Material Testing ServicesService: Superpave Mixture DesignService: Balanced Mixture DesignIndustry: Highways & RoadsIndustry: AirportsType: Civil Engineering+33 more

Advanced Infrastructure Design, Inc.

Hamilton, NJ

Advanced Infrastructure Design, Inc. (AID) is a consulting engineering practice established in 1998. Headquartered in Hamilton, New Jersey, with an office in Philadelphia, Pennsylvania, it is staffed by licensed Professional Engineers, scientists, researchers, and technicians. The practice specializes in transportation infrastructure preservation, deploying advanced non-destructive testing (NDT) technologies to evaluate and design solutions for roads, bridges, tunnels, airports, substructures, foundations, and parking structures. It is led by President Mojgan Mohtashami, PhD, MBA.

Website2 offices1 leadersFounded 1998Size Estimate: 10-30 employeesUpdated Jun 2026

Service detail: Pavement Engineering

Service: Pavement EngineeringService: Comprehensive Non-Destructive Field TestingService: Functional LCMS AssessmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+57 more

Aeroscope, Inc.

Broomfield, CO

Expert engineering consulting and investigation services for aircraft accident investigation and reconstruction.

WebsitePhone2 offices16 projects2 leaders7 credentialsFounded 1988

Project: TWA Flight 800

Service: Aircraft Accident InvestigationService: Forensic Wreckage AnalysisService: Computer Modeling and ReconstructionIndustry: AviationIndustry: LegalType: Forensic Engineering+13 more

Affiliated Engineering Laboratories, Inc.

Edison, NJ

Forensic engineering and materials testing

WebsitePhone1 officeUpdated Jun 2026

Service detail: Forensic Engineering Investigations

Service: Forensic Engineering InvestigationsService: Automotive Failure AnalysisService: Fire Origin and CausationIndustry: LegalIndustry: LaboratoriesType: Forensic Engineering+33 more

Amaracon Testing & Inspections, LLC

Hicksville, NY

Raising the Quality Standard

Website1 office11 projects3 credentialsSize Estimate: 5-50 employeesUpdated Jun 2026

Project: NY Botanical Garden Dome

Service: Special InspectionsService: Concrete InspectionsService: Structural Steel InspectionsIndustry: InfrastructureIndustry: TransportationType: Materials Testing+33 more

Amarillo Testing & Engineering, Inc.

Amarillo, TX

Geotechnical engineering, structural design, and construction materials testing in the Texas Panhandle

WebsitePhone2 offices4 projects3 leadersFounded 1972Updated Jun 2026

Project: City of Amarillo Osage WTP High Service and Transfer Pump Station

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Geotechnical Laboratory TestingIndustry: GovernmentIndustry: Oil & GasType: Geotechnical Engineering+18 more

Amerigeo Inc

Engineering consulting and construction support services in the New York Metropolitan Area

Website1 credentialsFounded 2009Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Site and Subsurface InvestigationService: Geotechnical DesignIndustry: CommercialIndustry: MarineType: Geotechnical Engineering+19 more

Anderson Arellano Engineering, PLLC

Engineering Solutions Across Industries, Built on Precision

WebsiteSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Foundation Mapping

Service: Foundation MappingService: Reinforcing steel details mappingService: Concrete compressive strength determinationIndustry: Power GenerationIndustry: Power Transmission & DistributionType: Structural Engineering+33 more

Anfik Consulting LLC

Edgewood, WA

Civil Engineering Consulting You Can Trust

WebsitePhone1 officeUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Boring and DrillingService: Material Testing ServicesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+26 more

Applied Technical Services

Founded in 1967, Applied Technical Services (ATS) is a nationwide testing, inspection, and certification (TIC) provider with expertise in structural engineering, forensic engineering, calibration, and materials testing. ATS serves more than 15 industries including aerospace, automotive, defense, healthcare, and manufacturing, evaluating raw materials, individual components, and complex systems through metallurgy and materials testing, chemical analysis, nondestructive testing, mechanical testing, and calibration services. ATS joined SGS, the world's leading TIC company, while continuing to operate under its own brand and service standards.

WebsiteFounded 1967Updated Jun 2026

Service detail: Calibration

Service: CalibrationService: Avionics CalibrationService: Computed TomographyIndustry: AerospaceIndustry: AutomotiveType: Structural Engineering+44 more

Associated Engineers, Inc.

Madisonville, KY

Integrity - Experience - Growth, Since 1958

WebsitePhone3 offices5 credentialsFounded 1958Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Selection and DevelopmentService: Single and Multi-Family Residential DevelopmentIndustry: InfrastructureIndustry: MiningType: Civil Engineering+33 more

Atane Consulting

New York, NY

Excel. Together.

WebsitePhone10 offices7 projects17 leaders17 credentialsUpdated Jun 2026

Project: Bloomingdale Road Reconstruction

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+33 more

Atkinson-Noland & Associates

Lafayette, CO

Specialty Structural Engineering, Nondestructive Testing & Diagnostics

WebsitePhone2 offices5 projectsFounded 1975Updated Jun 2026

Project: Tumacacori Mission

Service: Diagnostics & TestingService: Borescope AnalysisService: Bridge Load RatingIndustry: Historic PreservationIndustry: GovernmentType: Structural Engineering+19 more