Public engineering firm directory

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AAA Structural Engineering

Wailuku, HI

AAA Structural Engineering is a licensed structural engineering firm based in Wailuku, Maui, providing structural evaluations, forensic engineering investigations, seawall assessments, and expert consulting services for residential and commercial structures throughout Hawaii. Led by Kiumars Siah, Ph.D., P.E., a licensed structural engineer with more than 35 years of professional experience and over 100 completed forensic investigations, AAA Structural Engineering serves homeowners, attorneys, insurance carriers, real estate professionals, and contractors across the Hawaiian Islands.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Structural Evaluations and Inspections

Service: Structural Evaluations and InspectionsService: Real Estate Transaction Inspection ReportsService: Foundation and Framing AssessmentsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+12 more

ANS Consultants Inc.

South Plainfield, NJ

ANS Consultants Inc. is a South Plainfield, New Jersey-based geotechnical and materials testing engineering practice founded in 1994. It provides geotechnical engineering, construction inspection, geophysical surveys, material laboratory testing, drilling services, pre- and post-construction monitoring, and renewable energy engineering to clients throughout New Jersey, Pennsylvania, New York, and Delaware. ANS Consultants Inc. specializes in quality control consulting for the construction industry.

WebsitePhone1 office1 credentialsFounded 1994Size Estimate: 5-50 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Soil BoringsService: Subsurface InvestigationIndustry: Renewable EnergyType: Geotechnical Engineering+18 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

Aaron Swan & Associates, Inc.

Pierre, SD

Unwavering Quality. Reliable Results.

WebsitePhone4 offices7 projects2 leadersFounded 1975Size Estimate: 10-49 employees

Project: Pierre SD Wastewater Treatment Plant

Service: Civil Design and EngineeringService: Site Master Planning and LayoutService: Underground Utilities DesignIndustry: WastewaterIndustry: EducationType: Materials Testing+31 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

Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Iowa Colony City Engineer

Service: Civil EngineeringService: Site DevelopmentService: Land Development & Master PlanningIndustry: EducationIndustry: CommercialType: Civil Engineering+40 more

Advanced Engineering Services Inc

Hammond, IN

A Stable Foundation for a Solid Future

WebsitePhone1 office6 projects2 credentialsUpdated Jun 2026

Project: 45th St. Underpass

Service: Preconstruction Planning & Due DiligenceService: Environmental EvaluationService: Geotechnical Feasibility StudiesIndustry: TransportationIndustry: Data CentersType: Geotechnical Engineering+12 more

Advanced Geotechnical Engineering LLC

Pearl City, HI

Building Our World on Solid Foundations

WebsitePhone1 office5 projects1 leadersUpdated Jun 2026

Project: Honolulu Rapid Transit Project

Service: Soil InvestigationService: Subsurface InvestigationService: Soil and Groundwater SamplingIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+28 more

Ahlberg Engineering, Inc.

Marietta, GA

Developing Our Community

WebsitePhone2 offices6 projects1 leadersFounded 1995Size Estimate: 20+ employees

Project: Marietta First Baptist Church

Service: Geotechnical EngineeringService: Preliminary Site Selection StudiesService: Subsurface ExplorationIndustry: CommercialIndustry: ReligiousType: Geotechnical Engineering+37 more

All-Terra Engineering, Inc.

Houston, TX

All-Terra Engineering, Inc. is a full-service construction materials testing (CMT) and geotechnical engineering laboratory based in Houston, Texas, founded in 2006 by President Haddis Tewolde, P.E. Backed by a senior team with more than 50 years of combined experience, All-Terra operates an A2LA-accredited laboratory and serves public agencies, developers, contractors, and universities across the Greater Houston area. Core services include construction materials testing, geotechnical engineering, and forensic evaluation of concrete.

WebsitePhone1 office1 leaders4 credentialsFounded 2006Updated Jun 2026

Service detail: Construction Materials Testing (CMT)

Service: Construction Materials Testing (CMT)Service: Concrete TestingService: Soils TestingIndustry: GovernmentIndustry: InfrastructureType: Geotechnical Engineering+29 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

Allied Engineering Services Inc

Bozeman, MT

Diverse Projects. Solutions That Last.

WebsitePhone1 office14 projects1 credentialsFounded 1996Updated Jun 2026

Project: Bozeman Public Safety Center

Service: Civil EngineeringService: SubdivisionsService: Water and Wastewater Systems DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+59 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

Alytic, Inc.

King George, VA

Government Contractor, Seaport-e Prime Contract Holder and Experts on Navy Energy Conservation

WebsitePhone1 office3 leadersFounded 2011Updated Jun 2026

Service detail: Engineering Services and Technical Support

Service: Engineering Services and Technical SupportService: Concept Definition and RefinementService: Research and DevelopmentIndustry: DefenseIndustry: FederalType: Defense Engineering+26 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

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

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

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

Arco Engineering PC

Lyndhurst, NJ

Architectural Engineering Services

WebsitePhone2 offices6 projects2 leadersFounded 2006Updated Jun 2026

Project: 209 Mt Pleasant

Service: Mechanical, Electrical & Plumbing (MEP)Service: Electrical Systems DesignService: Mechanical HVAC DesignIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+27 more

Ardaman & Associates, Inc.

Orlando, FL

Meeting All Your Project Needs, Anywhere

WebsitePhone8 offices7 projectsFounded 1959Size Estimate: 100-300 employeesUpdated Jun 2026

Project: Ballpark of the Palm Beaches

Service: Geotechnical and Foundation EngineeringService: Subsurface exploration and boringsService: Foundation recommendationsIndustry: MiningIndustry: ChemicalsType: Civil Engineering+65 more

Arrow Structural Engineering

Morgantown, WV

Our Strongest Connections Are to Those We Serve.

WebsitePhone1 office4 leaders3 credentialsFounded 2016Updated Jun 2026

Service detail: Commercial Structural Engineering

Service: Commercial Structural EngineeringService: Structural Assessments & PlanningService: Forensic Engineering & Expert Witness TestimonyIndustry: CommercialIndustry: IndustrialType: Structural Engineering+32 more

Atlantic Testing Laboratories, Limited

Canton, NY

Atlantic Testing Laboratories, Limited (ATL) is a full-service engineering support firm with eleven offices throughout New York State, providing geotechnical engineering, materials testing, environmental services, and subsurface investigation to infrastructure, industrial, governmental, and private clients across the Northeast, Midwest, and Mid-Atlantic regions. ATL maintains a database of more than 6,000 completed geotechnical and subsurface investigation projects in the Northeastern United States, in-house geotechnical laboratories, a diverse fleet of drill rigs, and an in-house fabrication shop for custom field tools. Key capabilities include subsurface investigations (soil and rock sampling, SPT, CPT, groundwater monitor well construction), construction material testing (concrete, steel, asphalt, masonry), geotechnical engineering (foundation design, pavement design, slope stability, dynamic pile testing), environmental services (Phase 1 and 2 ESA, asbestos and lead surveys, mold assessment, SWPPP inspections, vapor intrusion assessments), and nondestructive testing.

Website2 offices4 projectsUpdated Jun 2026

Project: Tappan Zee Bridge

Service: Subsurface InvestigationsService: Soil and Rock SamplingService: Standard Penetration Testing (SPT)Industry: InfrastructureIndustry: GovernmentType: Geotechnical Engineering+46 more

Auburn Civil Pros

Auburn, AL

Know What Your Land Will Require Before You Buy

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Land Evaluation

Service: Land EvaluationService: Civil EngineeringService: Percolation Tests and Septic DesignIndustry: ResidentialIndustry: Land DevelopmentType: Civil Engineering+4 more

Avaabi Consulting Ltd

Atlanta, GA

Quality that sets the Standard

Website1 office1 leaders5 credentialsFounded 2023Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Soil Survey StudiesService: Bridge Foundation InvestigationsIndustry: Highways & RoadsIndustry: BridgesType: Geotechnical Engineering+33 more