Public engineering firm directory

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3 Rocks Engineering & Surveying

CaƱon City, CO

Colorado Civil, Structural, & Land Surveying Experts

WebsitePhone3 offices9 projects2 leadersSize Estimate: 11-50 employeesUpdated Jun 2026

Project: Love's Travel Stop & RV Park Designs

Service: Civil EngineeringService: Residential and Commercial Site DevelopmentService: Oil and Gas Civil SupportIndustry: CommercialIndustry: ResidentialType: Civil Engineering+28 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

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

AS Engineering and Consulting, LLC

Marietta, GA

Value engineering to build a safer tomorrow.

WebsitePhone1 office1 leaders9 credentialsSize Estimate: 1-50 employeesUpdated Jun 2026

Service detail: Geotechnical and Geological Studies

Service: Geotechnical and Geological StudiesService: Subsurface Soil ExplorationService: Bridge Foundation StudiesIndustry: Land DevelopmentIndustry: InfrastructureType: Geotechnical Engineering+18 more

AVEC, Inc.

Blacksburg, VA

AVEC, Inc. provides expert technical assistance in the analysis and control of noise and vibration in mechanical systems. Capabilities span phased array design and software, tire-pavement noise measurement (OBSI), road surface sound absorption (ROSSA), propeller noise prediction, structural analysis using FEM and BEM, unsteady aerodynamics, and machinery fault diagnostics. Past clients include NASA Langley Research Center, the Japan Aerospace Exploration Agency, Boeing, Siemens, and the US Air Force.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Noise and Vibration Engineering

Service: Noise and Vibration EngineeringService: Noise and Vibration Analysis, Prediction, and MeasurementService: Propeller Noise PredictionIndustry: AerospaceIndustry: DefenseType: Acoustic Consulting+18 more

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects6 leaders2 credentialsUpdated Jun 2026

Project: Casper's West Belt Loop Road

Service: TransportationService: Roadway DesignService: Drainage DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+51 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

All About Pavements, Inc.

Chatham, IL

Leading the pavement consulting industry

WebsitePhone1 office3 leadersUpdated Jun 2026

Service detail: Nondestructive Deflection Testing

Service: Nondestructive Deflection TestingService: Falling Weight Deflectometer (FWD) TestingService: Heavy Weight Deflectometer (HWD) TestingIndustry: AirportsIndustry: Highways & RoadsType: Civil Engineering+25 more

Alpha Geotechnical & Materials, Inc.

Tempe, AZ

Alpha Geotechnical & Materials, Inc. is a Tempe, Arizona-based consulting practice founded in 1998, specializing in geotechnical and environmental engineering, geological services, construction inspections, and materials testing. It serves public and private clients on projects ranging from single commercial pads to large master-planned communities across the Phoenix metro area, delivering timely, accurate, and cost-effective field and laboratory testing.

WebsitePhone1 office18 projects5 leadersFounded 1998Size Estimate: 1-25 employees

Project: Microchip Technology C6 Building

Service: Geotechnical EngineeringService: Subsurface Site InvestigationService: Foundation, Pavement, and Earthquake EngineeringIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+92 more

Ark Consulting Group, PLLC

Greenville, NC

Engineering Excellence

WebsitePhone1 office5 projects6 leadersFounded 2013Updated Jun 2026

Project: John Paul II Catholic High School

Service: Planning and EntitlementsService: Due Diligence and Preliminary Site InvestigationsService: Entitlement and Public Hearing RepresentationIndustry: CommercialIndustry: RetailType: Civil Engineering+38 more

Associated Engineering Consultants, Inc.

Redding, CA

A Diverse Civil Engineering and Pavement Consulting Practice

Website1 officeFounded 1998Updated Jun 2026

Service detail: Pavement Management and Planning

Service: Pavement Management and PlanningService: Pavement Management SystemsService: Deflection Testing and AnalysisIndustry: GovernmentIndustry: CommercialType: Civil Engineering+15 more

Azar Design Co PC

Buffalo, NY

Bridging grace and imagination with functionality while delivering pragmatic solutions.

WebsitePhone5 offices4 projects8 leaders2 credentialsFounded 1979

Project: Jacobs School of Medicine & Biomedical Sciences

Service: ArchitectureService: Architectural DesignService: Historic PreservationIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+112 more

Ballantine Aviation Consulting Services PLLC

Portland, ME

Serving Our Nation's Airports Since 1987

WebsitePhone1 office5 projects1 leaders10 credentialsFounded 2011

Project: Relocate Runway 16-34 BAK-12 Barrier Sheds

Service: Airport Design and InfrastructureService: Airfield Pavement EngineeringService: Pavement Management and Condition InspectionIndustry: AirportsIndustry: AviationType: Aviation Engineering+29 more

Barnett Quality Control Services Inc

San Diego, CA

Our Services. Your Success.

WebsitePhone2 offices9 projects11 leaders9 credentialsFounded 2008

Project: Directors Place

Service: Environmental ServicesService: Phase I Environmental Site AssessmentService: Phase II Environmental Site AssessmentIndustry: CommercialIndustry: EducationType: Geotechnical Engineering+94 more

Bell Design Company

Bingen, WA

Your Trusted Engineering Partner in the Pacific Northwest

WebsitePhone1 office5 leaders2 credentialsFounded 1994Updated Jun 2026

Service detail: Water Systems Engineering

Service: Water Systems EngineeringService: Water System, Pump Station & PRV Vault DesignService: Water Treatment DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+88 more

Black Mountain Geotech

Henderson, NV

Black Mountain Geotech is a Henderson, Nevada geotechnical engineering and materials testing firm with staff holding over 30 years of experience in soil and rock mechanics. Geotechnical services span investigations, foundation analyses, slope stabilization, seismic risk assessments, and forensic engineering support. Black Mountain Geotech is an approved special inspection agency in Clark County, the City of North Las Vegas, Boulder City, and the City of Henderson, with inspectors certified by ICC, AWS, NAQTC, ACI, and NICET.

WebsitePhone1 office5 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Investigation/Soils ReportsService: Preliminary Site Evaluations/Feasibility SurveysIndustry: ResidentialIndustry: Land DevelopmentType: Geotechnical Engineering+15 more

Blew & Associates, P.A.

Fayetteville, AR

National Surveying, Engineering, and Assessment Firm

WebsitePhone1 office1 publicationsFounded 1891Updated Jun 2026

Service detail: ALTA/NSPS Land Title Surveys

Service: ALTA/NSPS Land Title SurveysService: Property boundariesService: Legal property descriptionsIndustry: CommercialIndustry: Land DevelopmentType: Land Surveying+79 more

Bromgrove

Brighton, GA

Providing Engineering, Procurement, Construction and Management solutions globally

Website3 offices3 projects1 leadersFounded 2010Size Estimate: 45 employeesUpdated Jun 2026

Project: WEXMAC 2.0

Service: Engineering ManagementService: International Standards and Code ComplianceService: PEB/LEB Structures with In-House MICC ABMIndustry: FederalIndustry: DefenseType: Civil Engineering+80 more

Brudis & Associates, Inc.

Columbia, MD

Innovative, high quality, and responsive engineering solutions

WebsitePhone4 offices8 projects4 leaders6 credentialsFounded 1992

Project: MD 180 / MD 351 Highway Improvements

Service: Highway & PlanningService: Roadway Geometrics, Widening, Reconstruction & ImprovementsService: Streetscape DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+70 more

Burns Cooley Dennis Inc

Ridgeland, MS

Geotechnical, Materials, and Pavement Engineering Consultants

WebsitePhone1 office4 projects10 credentialsFounded 1985Size Estimate: 50-99 employees

Project: Natchez National Cemetery

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Field InstrumentationIndustry: FederalIndustry: DefenseType: Civil Engineering+29 more

C&C Consulting Engineers, LLC

Boston, MA

Civil, structural, and surveying engineering solutions for public infrastructure and private developments

WebsitePhone1 office3 projects1 leaders11 credentialsFounded 1930

Project: Quincy Approach Spans (Fore River Bridge)

Service: Bridge & Structural EngineeringService: Bridge DesignService: Bridge Inspection and RatingIndustry: TransportationIndustry: BridgesType: Civil Engineering+30 more

CTL Engineering

Columbus, OH

Our Most Powerful Solution is Trust

WebsitePhone2 offices2 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design and PlanningService: Infrastructure DesignIndustry: TransportationIndustry: Water SupplyType: Civil Engineering+86 more

Campbell Engineering & Surveying

Ankeny, IA

Quality civil engineering & land surveying since 1945

WebsitePhone1 office5 projects1 leaders1 publicationsFounded 1945

Project: Central Iowa Self Storage

Service: Civil EngineeringService: Concept and Site PlansService: Construction Plans and ProfilesIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+23 more

Chastain & Associates LLC

Creating infrastructure for 70 years.

Website1 projects3 leadersSize Estimate: 80+ employeesUpdated Jun 2026

Project: Village of Oak Park Right-of-Way Permitting Services

Service: Transportation EngineeringService: Expressways, Interstates, Tollways, and HighwaysService: Safety and Feasibility StudiesIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+52 more