Public engineering firm directory

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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

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

Beton Consulting Engineers LLC

Mendota Heights, MN

We know the science behind your concrete.

WebsitePhone1 office4 projects6 leaders2 credentials4 publications

Project: St. Croix Crossing

Service: Thermal Control PlanService: Mass concrete temperature monitoringService: Concrete mixture proportion optimization to reduce heatIndustry: BridgesIndustry: CommercialType: Chemical Engineering+48 more

Concrete Science, Inc.

Hayward, CA

Investigation, testing, and engineering for concrete and masonry structures

WebsitePhone1 office6 projects5 leaders1 credentialsFounded 1995

Project: Structural Investigation of Bridge Girders After Fire

Service: Condition Assessment and TestingService: Condition EvaluationService: Investigation & Field TestingIndustry: BridgesIndustry: InfrastructureType: Civil Engineering+15 more

Construction Technology Laboratories, Inc.

Experts in the Science of Structures

WebsiteUpdated Jun 2026

Service detail: Building Science / Building Envelope

Service: Building Science / Building EnvelopeService: Concrete & Cement-Based MaterialsService: Materials Science & EngineeringIndustry: CommercialIndustry: InfrastructureType: Structural Engineering+10 more

Durability Engineers PLLC

Chicago, IL

Solving Complex Problems With Concrete Solutions

WebsitePhone1 office2 leaders2 publicationsUpdated Jun 2026

Service detail: Durability Engineering

Service: Durability EngineeringService: Durability PlanningService: Durability AssessmentIndustry: InfrastructureIndustry: BridgesType: Structural Engineering+26 more

GeoStructures, Inc.

King of Prussia, PA

Integrating Soil & Structure

WebsitePhone1 office8 projects4 credentialsFounded 2001Size Estimate: 20-80 employees

Project: The Study Hotel

Service: Foundation Investigation & DesignService: Drilling Services and Subsurface InvestigationsService: Support of Excavation and UnderpinningIndustry: CommercialIndustry: Mixed-UseType: Environmental Engineering+47 more

MJ2 Consulting, PLLC

Bannockburn, IL

Construction Materials Engineering and Problem Solving

Website2 offices12 projects4 leaders1 credentials5 publicationsFounded 2017

Project: New Tappan Zee (Cuomo) Bridge

Service: Concrete Materials ConsultingService: Concrete Mixture OptimizationService: Durability and Service-Life AssessmentIndustry: BridgesIndustry: TunnelsType: Materials Engineering+36 more