Public engineering firm directory

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AB Consultants, Inc.

Lanham, MD

Multidisciplinary engineering and support services in the Baltimore-Washington area

WebsitePhone2 offices1 projects1 credentialsFounded 1993Updated Jun 2026

Project: WMATA Bus System Renovations

Service: Land PlanningService: Zoning StudiesService: Land Use Feasibility StudiesIndustry: GovernmentIndustry: TransportationType: Civil Engineering+82 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

ALLWEST Testing & Engineering

Delivering quality solutions - by providing service through integrity

Website1 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Environmental ConsultingService: Construction MonitoringIndustry: AerospaceIndustry: AirportsType: Environmental Engineering+25 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

Base Geotech Inc.

Los Angeles, CA

Geotechnical, Geological and Environmental Consultants

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Geotechnical and Construction Materials Testing

Service: Geotechnical and Construction Materials TestingService: Site EvaluationService: Subsurface ExplorationIndustry: Environmental & RemediationIndustry: Waste ManagementType: Civil Engineering+33 more

Bryant Consultants

Carrollton, TX

Engineering Solutions for the Built World

WebsitePhone2 offices12 projectsFounded 1996Updated Jun 2026

Project: County Dam Slope Stability Analysis

Service: Forensic ServicesService: Building Envelope ForensicsService: Geotechnical and Foundation Engineering (GEOFORENSICS)Industry: InfrastructureIndustry: Water ResourcesType: Geotechnical Engineering+30 more

Carlin-Simpson & Associates, LLC

Sayreville, NJ

Carlin-Simpson & Associates, LLC is a small geotechnical and environmental engineering consulting firm established in 1973 and headquartered in Sayreville, New Jersey. With a technical staff of ten, the firm completes approximately 200 projects per year for both new and repeat clients, ranging from small additions to large development projects. Services are provided throughout New Jersey, New York, Connecticut, and Eastern Pennsylvania, with additional project experience in Delaware, Maryland, Virginia, Massachusetts, and Eastern Ohio.

WebsitePhone1 office4 leadersFounded 1973Size Estimate: 10 employeesUpdated Jun 2026

Service detail: Geotechnical Investigations

Service: Geotechnical InvestigationsService: Test borings and rock coringService: Cone penetrometer testing (CPT)Industry: ResidentialIndustry: CommercialType: Geotechnical Engineering+14 more

Carollo Engineers, Inc.

Walnut Creek, CA

Working Wonders with Water

WebsitePhone1 office12 projects2 leaders1 credentialsFounded 1933

Project: Geren Island Water Treatment Plant Improvements

Service: Water InfrastructureService: Drinking WaterService: WastewaterIndustry: UtilitiesIndustry: Water SupplyType: Water / Wastewater Engineering+23 more

Catawba Valley Engineering & Testing, P.C.

Hickory, NC

Geotechnical engineering, environmental services, construction materials testing, and special inspections provider

Website2 offices6 leaders1 credentialsFounded 2012Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Exploration & TestingService: Geostructural DesignIndustry: CommercialIndustry: TransportationType: Geotechnical Engineering+14 more

Cornerstone Earth Group, Inc.

Sunnyvale, CA

From the Ground Down - geotechnical, environmental, and construction services for the Bay Area development community.

WebsitePhone1 office6 projects15 leaders2 credentialsFounded 2007

Project: Overton Moore Properties - Oaks Business Park

Service: Environmental ServicesService: Phase I Environmental Site AssessmentsService: Preliminary Endangerment AssessmentsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+77 more

DMY Engineering Consultants Inc.

Chantilly, VA

Reliable. Innovative.

WebsitePhone3 offices10 projects1 credentialsFounded 2009Updated Jun 2026

Project: Dulles Corridor Silver Line Metrorail Project Phase II

Service: Geotechnical EngineeringService: In-House Geotechnical Drilling and TestingService: Foundation Analysis and DesignIndustry: TransportationIndustry: WastewaterType: Geotechnical Engineering+23 more

EAS Professionals, Inc.

Greenville, SC

Geotechnical, Environmental, Surveying & Materials Testing Services

WebsitePhone4 offices9 projects2 leaders1 credentialsFounded 2003

Project: QuikTrip Multiple Locations

Service: Geotechnical EngineeringService: Subsurface Exploration & Geophysical TestingService: Foundation & Earth Retention DesignIndustry: RetailIndustry: TransportationType: Geotechnical Engineering+23 more

EGSci Consulting Inc.

Alpharetta, GA

Delivering Geotechnical, Geophysics, Environmental and NDT Services

Website2 officesFounded 2003Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationsService: Soil and Rock Laboratory TestingIndustry: TransportationIndustry: TelecommunicationsType: Geotechnical Engineering+23 more

Engineering Plus, Inc.

Meridian, MS

Planning | Surveying | Testing | Landscape Design

WebsitePhone3 offices3 leaders1 credentialsFounded 1929Size Estimate: 1-25 employees

Service detail: Site Development

Service: Site DevelopmentService: Site GradingService: Site Design & LayoutIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

GeoStructures, Inc.

King of Prussia, PA

Integrating Soil & Structure

WebsitePhone1 office8 projects4 credentialsFounded 2001Size Estimate: 20-80 employees

Project: The Study Hotel

Service: Foundation Investigation & DesignService: Drilling Services and Subsurface InvestigationsService: Support of Excavation and UnderpinningIndustry: CommercialIndustry: Mixed-UseType: Environmental Engineering+47 more

Global Environmental

Holly, MI

Cleaner air. Safer water. Restored soil.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Water Treatment and Filtration

Service: Water Treatment and FiltrationService: Treatment System Builds, Operation, and MaintenanceService: Carbon Change Outs and Spent Media DisposalIndustry: IndustrialIndustry: MiningType: Environmental Engineering+55 more

HWA GeoSciences Inc.

Bothell, WA

Dedicated to Providing Smart Geotechnical Solutions for Our Communities and Our Planet

WebsitePhone1 office13 projects3 leaders5 credentialsFounded 1978

Project: Scriber Lake Park Boardwalk

Service: Geotechnical EngineeringService: Foundation EngineeringService: Slope Stability & Slide StabilizationIndustry: GovernmentIndustry: FederalType: Geotechnical Engineering+42 more

Hillis-Carnes Capitol Services, PLLC

Washington, DC

Geotechnical, environmental, and materials engineering from the roof to the ground

Website1 office2 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: In-Situ TestingService: Computer ModelingIndustry: EducationIndustry: Sports & RecreationType: Geotechnical Engineering+16 more

Hoque & Associates, Inc.

Phoenix, AZ

Cost-Effective Engineering Services

Website1 office23 leaders6 credentialsFounded 1997Size Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Consulting ServicesService: Geotechnical Laboratory TestingIndustry: GovernmentIndustry: ResidentialType: Geotechnical Engineering+10 more

Imperial Testing and Engineering, Inc.

Imperial Testing and Engineering, Inc. is an Environmental/Geotechnical Consulting, Engineering, and Testing firm serving Central Florida since 1977. Imperial provides environmental site assessments and remediation, geotechnical investigations, drilling, construction materials testing, and engineering and permitting services, completing all necessary tasks in-house with its own crews and drilling rigs.

Website2 credentialsFounded 1977Updated Jun 2026

Service detail: Environmental Services

Service: Environmental ServicesService: Environmental Site AssessmentService: Contaminated Soil and Groundwater RemediationIndustry: Environmental & RemediationIndustry: InfrastructureType: Geotechnical Engineering+17 more

Inberg-Miller Engineers

Riverton, WY

Serving the Rocky Mountain Region

WebsitePhone8 offices7 projects13 leaders11 credentialsFounded 1971

Project: Teton County Heater Repaving Project

Service: Civil EngineeringService: Roadway and Highway DesignService: Residential Subdivision EngineeringIndustry: CommercialIndustry: EducationType: Civil Engineering+57 more

L.E. Gregg Associates

Lexington, KY

Best in Class - Responsive | Innovative

WebsitePhone1 office2 projects6 leaders4 credentialsFounded 1957

Project: Nicholasville Fire Station 4

Service: Geotechnical EngineeringService: Environmental ServicesService: Special InspectionsIndustry: CommercialIndustry: EducationType: Environmental Engineering+16 more

L.E. Gregg Associates

Lexington, KY

Best in Class - Responsive | Innovative

WebsitePhone1 office2 projects6 leaders4 credentialsFounded 1957

Project: Nicholasville Fire Station 4

Service: Geotechnical EngineeringService: Environmental ServicesService: Special InspectionsIndustry: CommercialIndustry: EducationType: Environmental Engineering+16 more