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

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

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

Ek Engineering

Battle Ground, WA

Septic, soil, and structural engineering services in the Pacific Northwest

WebsitePhone1 officeUpdated Jun 2026

Service detail: Septic and Wastewater Engineering

Service: Septic and Wastewater EngineeringService: Septic DesignService: Septic Feasibility StudiesIndustry: ResidentialIndustry: WastewaterType: Structural Engineering+12 more

Frank H. Lehr Associates

Frank H. Lehr Associates is a New Jersey-based multi-discipline consulting civil engineering firm founded in 1957. With over 10,000 completed projects, it provides geotechnical investigation, site design, structural engineering, construction materials testing, and pavement engineering services primarily across the New Jersey, New York, and Pennsylvania region, serving architects, engineers, developers, municipalities, and private clients.

WebsiteFounded 1957Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface investigation and soil boringsService: Laboratory testing of soilsIndustry: GovernmentIndustry: CommercialType: Civil Engineering+25 more

GEM Engineering

Cedar City, UT

You're on Solid Ground

WebsitePhone1 office4 leaders7 credentialsFounded 2005Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Site InvestigationsService: Distress InvestigationsIndustry: CommercialIndustry: ResidentialType: Environmental Engineering+31 more

GMTS, PSC

San Juan, PR

Geoprofessional and Materials Testing Services

WebsitePhone1 office13 projects3 leaders4 credentialsFounded 1996

Project: Route PR-66 Phase I and II

Service: Geotechnical EngineeringService: Site EvaluationService: Geotechnical Design AnalysisIndustry: Highways & RoadsIndustry: Ports & HarborsType: Geotechnical Engineering+52 more

GeoConcepts, Inc.

Van Nuys, CA

Over 25 years of experience!

WebsitePhone1 office2 leaders3 credentialsFounded 1995Updated Jun 2026

Service detail: Site Exploration

Service: Site ExplorationService: Engineering Geologic ReportsService: Geotechnical Engineering ReportsIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+24 more

GeoMat Testing Laboratories, Inc.

Riverside, CA

GeoMat Testing Laboratories, Inc. offers comprehensive consulting services in geotechnical engineering, geology, environmental engineering, and construction services and materials testing. Its services are applied in the planning, design, and construction of municipal, public works, commercial, and industrial projects throughout California. The staff includes scientists and engineers with technical disciplines in geotechnical engineering, soil mechanics, earthwork engineering, rock mechanics, engineering geology, environmental engineering, pavement studies, materials testing, and construction inspection.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Foundation Investigation and DesignIndustry: CommercialIndustry: EducationType: Civil Engineering+28 more

Granite Engineering Group, Inc.

Colorado Springs, CO

Sound and solid geotechnical engineering and construction services

WebsitePhone1 office4 projects2 leadersUpdated Jun 2026

Project: Bridge Replacement over Fountain Creek and Railroad

Service: Subsurface Exploration and In-Situ TestingService: Auger DrillingService: Rotary DrillingIndustry: TransportationIndustry: GovernmentType: Geotechnical Engineering+23 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

Southern Earth Sciences, Inc.

Baton Rouge, LA

Building Strong Foundations Across the Southeast

Website12 offices17 projectsUpdated Jun 2026

Project: Tyndall AFB Zone 8 Emergency Operations Center

Service: Geotechnical ServicesService: Field TestingService: Cone Penetration Testing (CPT)Industry: DefenseIndustry: FederalType: Geotechnical Engineering+130 more

Strike Engineers

San Diego, CA

San Diego Civil Engineer & Geological Services

WebsitePhone1 office2 leadersFounded 2024Updated Jun 2026

Service detail: Civil Engineering & Land Development

Service: Civil Engineering & Land DevelopmentService: ADU Planning & DesignService: Grading & Drainage DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+17 more