Public engineering firm directory

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Ammonite Resources

Houston, TX

Ammonite Resources provides geotechnical and economic advisory services for the petroleum and mineral industries worldwide. Established in 1982, it assists clients with investment due diligence, strategic planning, international contract negotiations, corporate finance, and acquisitions and divestitures. It is headquartered in Connecticut with a network of associate offices across the United States, Canada, and the United Kingdom.

Website9 offices25 leadersFounded 1982Updated Jun 2026

Service detail: Investment Due Diligence

Service: Investment Due DiligenceService: First-Pass Opportunity ReviewsService: Joint Venture Evaluation and RepresentationIndustry: Oil & GasIndustry: MiningType: Geotechnical Engineering+19 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

Dahl, Robins & Associates, Inc.

Yuma, AZ

Dahl, Robins & Associates, Inc. is a civil engineering and land surveying firm established in 1997 and headquartered in Yuma, Arizona. The practice serves clients across southwestern Arizona and southern California, delivering traffic engineering, stormwater management, street and site design, hydrology studies, and land surveying for commercial, institutional, and public-sector projects.

WebsitePhone1 office3 projects3 leadersFounded 1997Updated Jun 2026

Project: Yuma Regional Medical Center

Service: Traffic EngineeringService: Traffic Impact StudiesService: Traffic Signal DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+29 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

Migizi Group Inc

Bothell, WA

Full-service environmental, geotechnical, civil, and surveying consulting

WebsitePhone2 offices10 projects2 leadersFounded 2012Updated Jun 2026

Project: Port of Bellingham - Multiple Hazardous Materials Surveys

Service: Environmental EngineeringService: Phase I Environmental Site AssessmentsService: Phase II Environmental Site AssessmentsIndustry: EducationIndustry: Environmental & RemediationType: Civil Engineering+70 more

RLG Environmental Inc.

RLG Environmental Inc. is a multidisciplinary environmental consulting and engineering firm established in 2002, specializing in cost-effective solutions to complex environmental problems. RLG serves clients in New Jersey with expertise in site remediation, underground storage tank management, brownfield assessment, Phase I and II environmental site assessments, asbestos investigations, and regulatory compliance under NJDEP frameworks including the Industrial Site Recovery Act and Licensed Site Remediation Professional programs.

Website6 credentialsFounded 2002Updated Jun 2026

Service detail: Site Remediation

Service: Site RemediationService: Underground Storage Tank (UST) ServicesService: UST ClosureIndustry: Environmental & RemediationIndustry: IndustrialType: Environmental Engineering+10 more

Weishuhn Engineering, Inc.

Columbus, TX

Environmental and Engineering Solutions

WebsitePhone1 office10 projects1 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Jordan Ranch Wastewater System Conversion

Service: Wastewater EngineeringService: TPDES Wastewater System Design and PermittingService: OSSF / Septic System DesignIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+27 more