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Search: Historic & Masonry StructuresFirm type: geotechnical-engineeringClear all
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Firm nameRecently updatedProfile depthOffice countSizeAgeLocation match
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ECS Group of Companies

Chantilly, VA

Your Go-To Engineering Consulting Partner

Website1 office6 projects1 leadersFounded 1988Size Estimate: 1,000+ employeesUpdated Jun 2026

Project: SK Innovation EV Battery Site

Service: Geotechnical EngineeringService: Subsurface ExplorationService: In-Situ TestingIndustry: CommercialIndustry: IndustrialType: Geotechnical Engineering+48 more
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Earth Systems

Fremont, CA

Shaping Our Communities

WebsitePhone10 offices13 projects10 leaders8 credentialsFounded 1969

Project: Watts Skatepark

Service: Geotechnical EngineeringService: Geotechnical Feasibility StudiesService: Foundation Design ParametersIndustry: GovernmentIndustry: EducationType: Geotechnical Engineering+29 more
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GTS Consulting

Bryant, AR

Quality results, timely service.

WebsitePhone5 offices5 credentialsFounded 2005Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Drilling and SamplingService: Foundation Design and Support OptionsIndustry: CommercialIndustry: GovernmentType: Environmental Engineering+34 more
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John P. Stopen Engineering, LLP

Syracuse, NY

Providing Structural & Geotechnical engineering services since 1968

WebsitePhone1 office10 projects1 credentialsFounded 1968Updated Jun 2026

Project: St. Joseph's Amphitheater at Lakeview

Service: Geotechnical EngineeringService: Construction DewateringService: Deep FoundationsIndustry: HealthcareIndustry: EducationType: Geotechnical Engineering+25 more
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Pons & Associates, LLC

Herndon, VA

Sustainable Solutions

WebsitePhone1 office8 projects3 leaders5 credentials1 publications

Project: Arbor Row Athletic Fields and Stream Restoration

Service: Geotechnical EngineeringService: Geotechnical Subsurface InvestigationsService: Foundation EngineeringIndustry: CommercialIndustry: GovernmentType: Geotechnical Engineering+31 more
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WDP & Associates | Consulting Engineers

Manassas, VA

Creating Lasting Solutions Since 1995

WebsitePhone6 offices8 projects9 leaders2 credentialsFounded 1995

Project: Moynihan Train Hall

Service: Building Enclosure Consulting & Building ScienceService: Moisture intrusion investigation and repair designService: Thermal and air barrier analysisIndustry: EducationIndustry: FederalType: Forensic Engineering+35 more
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Zannino Engineering, Inc.

Glen Allen, VA

Innovative & Reliable

WebsitePhone1 office4 projects16 leaders10 credentialsFounded 1991

Project: Manchester Condos

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Foundation Design RecommendationsIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+25 more
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