Public engineering firm directory

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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

Aterra Solutions

Ambler, PA

Dams, Levees, Severe Flooding, and Geotechnical Services

WebsitePhone2 offices13 projects1 leadersUpdated Jun 2026

Project: Inundation Mapping, Hazard Assessments and Emergency Action Plans for Forest Service Dams

Service: Dam Engineering & HydropowerService: Flooding Support for Nuclear IndustryService: Levee Engineering & CertificationIndustry: NuclearIndustry: Water ResourcesType: Geotechnical Engineering+19 more

Earthtec Engineering

Lindon, UT

From start to finish, we help you get the job done!

WebsitePhone3 offices3 leaders9 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation RecommendationsService: Subsurface InvestigationsIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+54 more

Geotechnical Resources, Inc.

Tigard, OR

Technical Innovations and Practical Design Solutions

WebsitePhone5 offices3 projects2 credentialsFounded 1984Updated Jun 2026

Project: City of Corvallis Pavement Management Program

Service: Geotechnical EngineeringService: Foundation and Retaining Structure DesignService: Seismic and Slope StabilityIndustry: AviationIndustry: AirportsType: Geotechnical Engineering+38 more

Island Geotechnical Engineering

Kihei, HI

Island Geotechnical Engineering (IGE) is a full-service Geotechnical Engineering firm established on Maui, Hawaii in 1997. IGE provides geotechnical subsurface investigations, foundation engineering, earth construction observation and testing, rock fall and slope stability analysis, percolation testing, and pavement design for residential, commercial, industrial, and government clients throughout the Hawaiian Islands and Guam. AASHTO-accredited soil laboratories on Maui and the Big Island support material testing performed to ASTM and AASHTO standards. IGE's team of licensed Professional Engineers and Engineering Technicians carries ACI and HDOT certifications.

WebsitePhone1 office3 credentialsFounded 1997Updated Jun 2026

Service detail: Geotechnical Subsurface Investigation

Service: Geotechnical Subsurface InvestigationService: Site Investigation and CharacterizationService: Geotechnical Risk AnalysisIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+40 more

Kumar & Associates, Inc.

Denver, CO

Geotechnical Engineering, Engineering Geology, and Construction Materials Testing

WebsitePhone6 offices17 projects5 leaders4 credentialsFounded 1989

Project: I-25 and Powers Boulevard Interchange

Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationService: Foundation Design RecommendationsIndustry: CommercialIndustry: IndustrialType: Geotechnical Engineering+27 more

Yeh and Associates, Inc.

Denver, CO

Yeh and Associates, Inc. is a Denver, Colorado geotechnical engineering and construction management firm established in 1999. Specializing in geotechnical investigation, geologic hazard evaluation, foundation design, pavement design, rock slope stability, and geotechnical instrumentation, Yeh and Associates serves transportation, infrastructure, airports, rail, tunnel, and commercial clients across the US with a Pacific Region presence in California.

Website1 office4 projects6 leadersFounded 1999Updated Jun 2026

Project: Canyonlands Field Airport

Service: Geotechnical EngineeringService: Site InvestigationService: Foundation DesignIndustry: TransportationIndustry: InfrastructureType: Geotechnical Engineering+28 more