Public engineering firm directory

Find engineering consulting firms by capability and location.

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7NT Enterprises, LLC

Miamisburg, OH

Proper Execution with Precision

WebsitePhone1 office9 projects1 leaders4 credentialsFounded 2008

Project: Gordie Howe International Bridge

Service: Drilling ServicesService: Rock Coring and Soil SamplingService: Hydraulic Conductivity TestingIndustry: WastewaterIndustry: Water SupplyType: Geotechnical Engineering+19 more

A.M. Engineering

Elko, NV

Civil Engineering, Surveying, and Project Management Services in Nevada

WebsitePhone2 offices1 projects2 credentialsUpdated Jun 2026

Project: NGM Cortez Hills Underground and Goldrush Master Survey Control Networks

Service: Civil EngineeringService: Streets and Highway DesignService: Aviation InfrastructureIndustry: GovernmentIndustry: FederalType: Civil Engineering+45 more

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

ACS Services, LLC

Mesa, AZ

Geotechnical engineering, material testing, special inspections, and drilling services in Arizona

WebsitePhone1 office2 leaders9 credentialsFounded 2008Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Construction Materials TestingService: Field QA/QC Materials TestingIndustry: InfrastructureIndustry: CommercialType: Geotechnical Engineering+22 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

AEIS

South Plainfield, NJ

Helping Build a Safer Infrastructure

WebsitePhone2 offices4 projects3 leaders2 credentialsFounded 2008

Project: LaGuardia Airport Redevelopment

Service: Construction Quality AssuranceService: Special and Critical InspectionsService: Non-Destructive TestingIndustry: AviationIndustry: AirportsType: Materials Testing+15 more

AP Engineering & Consulting, Inc.

Greenfield, IN

AP Engineering & Consulting, Inc. (APEC) is a full-service geotechnical engineering, environmental consulting, compliance management, and construction materials testing firm based in Greenfield, Indiana. APEC's team of licensed professional engineers, geologists, and scientists delivers quality, efficient, and value-added solutions for commercial, residential, and municipal projects. Its INDOT-prequalified and AASHTO-certified in-house laboratory supports construction materials testing in accordance with ASTM and AASHTO standards.

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationsService: Soil BoringsIndustry: CommercialIndustry: RetailType: Geotechnical Engineering+37 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

Ackenheil Engineers, Inc.

Pittsburgh, PA

Your project is our priority.

WebsitePhone1 office5 leaders1 credentialsFounded 1958Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical investigationsService: Spread footing foundation designIndustry: BridgesIndustry: Highways & RoadsType: Geotechnical Engineering+24 more

Adaptive Management and Engineering, LLC

Baton Rouge, LA

Geotechnical Solutions for a Sustainable Future

WebsitePhone2 offices2 projects3 credentialsFounded 2019Size Estimate: 5-30 employees

Project: Caminada Headland Back Barrier Marsh Creation (BA-171) Project

Service: Site ExplorationService: Geotechnical Drilling, CPT Soundings and Field TestingService: Soil SamplingIndustry: IndustrialIndustry: CommercialType: Coastal Engineering+34 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 Geotechnical Solutions Inc

Casper, WY

Engineering You Can Trust, Results You Can Build on

WebsitePhone1 office5 projects3 credentialsUpdated Jun 2026

Project: Kirtley Powerline

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Laboratory TestingIndustry: Land DevelopmentIndustry: MiningType: Geotechnical Engineering+11 more

Advanced Testing and Materials, Inc.

Las Cruces, NM

Geotechnical engineering, materials testing, and QA/QC services

WebsitePhone1 office6 projects3 credentialsFounded 2003Updated Jun 2026

Project: Spaceport America

Service: Earthwork and Soils TestingService: Field density determinationsService: Moisture-density relationshipIndustry: Highways & RoadsIndustry: BridgesType: Geotechnical Engineering+28 more

Aimright Testing & Engineering

Tulsa, OK

Communicating With Technical Accuracy About Your Project So You Can Proceed With Confidence

WebsitePhone1 office3 projects8 credentialsSize Estimate: 25-50 employeesUpdated Jun 2026

Project: Broken Arrow Senior Center

Service: Geotechnical EngineeringService: Standard Penetration TestingService: Rock Coring and DrillingIndustry: EducationIndustry: GovernmentType: Geotechnical Engineering+30 more

Alan Margolin & Associates Consulting Engineers and Architects, D.P.C.

New York, NY

Safety Focused Engineers

WebsitePhone5 offices2 leaders4 credentialsUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural DesignService: Structural InspectionIndustry: CommercialIndustry: IndustrialType: Architecture & Engineering+30 more

Allender Butzke Engineers Inc.

Urbandale, IA

Solid Relationships. Solid Solutions.

WebsitePhone1 office1 projects1 credentialsFounded 1992Size Estimate: 35-40 employees

Project: Kreg Tool HQ

Service: Geotechnical EngineeringService: Geotechnical Subsurface ExplorationsService: Seismic Site ClassificationIndustry: GovernmentIndustry: EducationType: Civil Engineering+24 more

Alliance Geotechnical Group, Inc.

Dallas, TX

Accredited Laboratory Testing.

WebsitePhone6 offices21 leaders12 credentialsFounded 1999Size Estimate: 150+ employees

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Geotechnical InvestigationsIndustry: GovernmentIndustry: EducationType: Geotechnical Engineering+35 more

Alta Environmental & Infrastructure

Tucson, AZ

Partnering to Build & Protect What Matters Most

WebsitePhone5 offices10 projects14 leaders3 credentialsSize Estimate: 250-999 employees

Project: ADOT I-10 Tucson Reconstruction

Service: Civil EngineeringService: Site Civil DesignService: Grading, Drainage & Stormwater ManagementIndustry: InfrastructureIndustry: CommercialType: Civil Engineering+30 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

American Engineering Testing, Inc.

St. Paul, MN

Critical investigations, testing, analysis, and design for a more certain world

Website22 offices3 projects5 leaders2 credentialsFounded 1976Updated Jun 2026

Project: Minnesota Zoo Treetop Trail

Service: Construction ServicesService: Construction Materials Testing & Special InspectionsService: Construction Materials Testing LaboratoriesIndustry: AgricultureIndustry: CommercialType: Geotechnical Engineering+51 more

Anderson Professional Services, LLC

Lexington, KY

Industry-leading expertise with innovation and unparalleled work ethic

WebsitePhone2 offices1 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering & Subsurface Investigations

Service: Geotechnical Engineering & Subsurface InvestigationsService: Subsurface InvestigationsService: Site CharacterizationIndustry: RailIndustry: Highways & RoadsType: Geotechnical Engineering+24 more

Angle Engineering

Las Vegas, NV

Angle Engineering is a geotechnical engineering, environmental services, special inspection, and construction materials testing firm based in Las Vegas, Nevada, serving residential, commercial, and public-sector clients throughout Nevada. The practice employs registered Geological Engineers and Civil Engineers and operates an AASHTO-accredited in-house laboratory for materials testing. Angle Engineering has extensive experience with challenging Nevada soil and groundwater conditions including collapsible silts, expansive clays, caliche, cemented materials, and hillside sites.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Investigations & Soil SamplingService: Laboratory TestingIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+10 more

Ascent Consulting & Engineering

Bridgeport, WV

Powered by People and Community

WebsitePhone1 office6 leaders1 credentialsFounded 2018Updated Jun 2026

Service detail: Environmental Services

Service: Environmental ServicesService: Environmental site assessmentService: Remediation supportIndustry: Oil & GasIndustry: Environmental & RemediationType: Civil Engineering+34 more

Atek Engineering Consultants Llc

Chandler, AZ

Geotechnical Engineering and Consulting Firm

Website2 offices2 leaders1 credentialsFounded 2010Updated Jun 2026

Service detail: Materials Engineering

Service: Geotechnical EngineeringService: Materials EngineeringService: Materials TestingIndustry: GovernmentType: Geotechnical Engineering+4 more