Public engineering firm directory

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Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 more

Applemon

New York, NY

Engineers and Scientists

WebsitePhone2 offices22 projects1 credentialsFounded 2002Updated Jun 2026

Project: Infrastructure Upgrade in Coney Island

Service: Structural EngineeringService: Structural DesignService: Plan ModificationsIndustry: InfrastructureIndustry: ResidentialType: Automation & Controls+27 more

DPMK Group LLC

Raleigh, NC

Boutique Product Development Firm

WebsitePhone2 offices1 leadersUpdated Jun 2026

Service detail: Technical Discovery & Feasibility

Service: Technical Discovery & FeasibilityService: Use-Case ExplorationService: Technical Feasibility StudiesIndustry: ManufacturingIndustry: RoboticsType: Automation & Controls+28 more

EN-POWER GROUP

New York, NY

Custom Solutions for Your Building's Complex Energy Needs

WebsitePhone2 offices7 projects14 leaders15 credentialsFounded 2003

Project: YMCA Lighting Upgrades

Service: Engineering Design & ConstructionService: Mechanical SystemsService: ElectrificationIndustry: CommercialIndustry: Data CentersType: Environmental Engineering+35 more

GZA GeoEnvironmental, Inc.

Norwood, MA

Solving Complex Challenges in Natural and Built Environments

WebsitePhone35 offices4 projectsSize Estimate: 800 employeesUpdated Jun 2026

Project: Upper Roberts Meadow Reservoir Dam Breach and Stream Restoration Project

Service: Geotechnical EngineeringService: Environmental Site Investigation and RemediationService: Environmental Site InvestigationIndustry: AgricultureIndustry: IndustrialType: Geotechnical Engineering+29 more

Hazen and Sawyer

New York, NY

all things water

WebsitePhone2 officesSize Estimate: 2,400 employeesUpdated Jun 2026

Service detail: Drinking Water

Service: Drinking WaterService: Treatment Plant Design And OptimizationService: Regulatory ComplianceIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+20 more

Roux

Islandia, NY

We Solve Our Clients' Most Challenging Environmental Issues

WebsitePhone15 offices3 leaders1 credentialsFounded 1981Size Estimate: 450+ employees

Service detail: Engineering & Remediation Services

Service: Environmental, Health & Safety Compliance ServicesService: Brownfields / Due DiligenceService: Engineering & Remediation ServicesIndustry: Environmental & RemediationIndustry: Oil & GasType: Environmental Engineering+20 more

Systematica US

Milan, NY

A multimodal, integrated and sustainable approach to transport planning and mobility engineering

WebsitePhone2 offices10 projects6 leaders5 credentialsFounded 1989

Project: Las Vegas A's Stadium Pedestrian Flow Analysis

Service: Transport Infrastructure PlanningService: National and Regional Transport PlanningService: Infrastructure Feasibility StudiesIndustry: TransportationIndustry: TransitType: Transportation Engineering+23 more

Thornton Tomasetti

New York, NY

When others say no, we say "Here's How"

WebsitePhone5 offices6 projects2 credentials3 publicationsFounded 1949

Project: Microsoft Mass Timber Data Centers

Service: Structural DesignService: Building Structural DesignService: Megatall, Supertall & Tall BuildingsIndustry: CommercialIndustry: AviationType: Acoustic Consulting+51 more

Walker Consultants

Chicago, IL

Bringing Life to the Built Environment

Website26 offices4 publicationsFounded 1965Size Estimate: 500+ employeesUpdated Jun 2026

Service detail: Parking Design

Service: Parking DesignService: Functional DesignService: Architecture DesignIndustry: AviationIndustry: ResidentialType: Forensic Engineering+44 more

eTribeca LLC

New York, NY

The Wi-Fi Site Survey and Design Expert

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Wireless Site Survey

Service: Wireless Site SurveyService: RF AnalysisService: Wireless Network DesignIndustry: ManufacturingIndustry: RetailType: Telecom / RF Engineering+16 more