Public engineering firm directory

Find engineering consulting firms by capability and location.

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3T Design & Development LLC

Kansas City, MO

Air. Land. Water.

WebsitePhone1 office1 leadersFounded 2009Updated Jun 2026

Service detail: Air Quality and Environmental Compliance

Service: Air Quality and Environmental ComplianceService: Air Quality Permitting SupportService: Regulatory Review and ComplianceIndustry: TransportationIndustry: Water SupplyType: Civil Engineering+25 more

A2 Efficiency

Santa Rosa, CA

Building performance consulting, from first principles to policy.

WebsitePhone1 officeUpdated Jun 2026

Service detail: MEP Basis of Design & Performance Consulting

Service: MEP Basis of Design & Performance ConsultingService: Early-Stage Energy & Comfort ModelingService: Mechanical System Concept & Basis of DesignIndustry: CommercialIndustry: EducationType: MEP+18 more

ACT Engineers, Inc.

Robbinsville, NJ

Civil, Coastal, and Environmental Engineering and Consulting Practice

WebsitePhone3 offices5 projects8 leaders6 credentialsFounded 1991

Project: Arney's Mount West Trail

Service: Civil/Site EngineeringService: Coastal EngineeringService: Flooding and ResiliencyIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+28 more

ATOKA, Inc.

Hot Springs, AR

Engineering and Environmental Consultants

WebsitePhone2 offices1 projects7 leadersFounded 1994Updated Jun 2026

Project: ATOKA Bioremediation Project

Service: Civil EngineeringService: Strategic Planning and Land UseService: Infrastructure DevelopmentIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+42 more

AccelaBlue Advisory Group

The Advisor Who Sees the Whole Deal

Website3 projects1 leaders2 credentialsUpdated Jun 2026

Project: 340 MW Hyperscale Data Center & AI Factory

Service: Technical Feasibility & Site AssessmentService: Site & Grid CharacterizationService: Resource AssessmentIndustry: Data CentersIndustry: NuclearType: Owner's Engineer+38 more

Adams, Rehmann & Heggan Associates, Inc.

Hammonton, NJ

You See Us Every Day

Website1 office1 projects10 leaders2 credentialsFounded 1935Size Estimate: 90 employees

Project: Braddocks Mill Dam

Service: Civil and Municipal EngineeringService: Road and Infrastructure DesignService: Stormwater ManagementIndustry: GovernmentIndustry: TransportationType: Civil Engineering+38 more

American Infrastructure Development, Inc.

Tampa, FL

Innovative Architectural and Engineering Solutions

WebsitePhone7 offices11 projects6 leadersFounded 2009Updated Jun 2026

Project: Henry E. Rohlsen International Airport (STX) - Terminal Improvements, Phase 1

Service: ArchitectureService: Airport Terminals, FBOs, and GA FacilitiesService: Hotels, Administrative Offices, and Public-Use BuildingsIndustry: AviationIndustry: AirportsType: Architecture & Engineering+26 more

Animas Environmental Services, LLC

Farmington, NM

Animas Environmental Services, LLC is an environmental engineering and consulting firm based in Farmington, New Mexico, providing comprehensive environmental services throughout the Four Corners region (New Mexico, Colorado, Arizona, Utah) and the Mountain West since 1999. Animas Environmental's multidisciplinary staff includes Professional Environmental Engineers, Professional Geologists, Environmental Scientists, Certified Hazardous Materials Managers, Environmental Technicians, Certified Drinking Water Sampling Technicians, and CAD/GIS Technicians. Animas Environmental offers services ranging from minor project consulting to complete turn-key environmental operations.

WebsitePhone1 officeFounded 1999Updated Jun 2026

Service detail: Environmental Permitting & Planning

Service: Environmental Permitting & PlanningService: Environmental Due DiligenceService: Site Assessment, Investigation & RemediationIndustry: Oil & GasIndustry: Environmental & RemediationType: Environmental Engineering+5 more

Arium AE

Columbia, MD

Creative Vision Technical Precision

WebsitePhone2 offices5 projects3 leadersFounded 1988Updated Jun 2026

Project: CRISP Shared Services

Service: ArchitectureService: MEP EngineeringService: In-house MechanicalIndustry: GovernmentIndustry: DefenseType: Architecture & Engineering+19 more

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders8 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Walmart Metro Atlanta Drone Delivery Operations Support

Service: Program & Development ServicesService: Program ManagementService: Owner's Representative ServicesIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+38 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 more

Barton & Loguidice

Syracuse, NY

The Experience to Listen. The Power to Solve.

WebsitePhone1 office5 projects1 leaders5 credentials5 publications

Project: Rome Water Pollution Control Facility Anaerobic Digestion and Combined Heat and Power Improvements

Service: Water ResourcesService: Water Supply EngineeringService: Wastewater & Water Resource RecoveryIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+61 more

Bobrek Engineering & Construction, LLC

Danvers, MA

Innovative Solutions for the Future of Engineering

WebsitePhone1 office2 projects2 leadersFounded 2014Updated Jun 2026

Project: Seawall Emergency Response Repairs

Service: Civil EngineeringService: Civil Site Engineering & Low Impact DesignService: Water and Wastewater InfrastructureIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+21 more

Bosch Engineering Solutions, Inc.

Miami, FL

We build projects for people

WebsitePhone1 office5 projects3 leadersUpdated Jun 2026

Project: Hallandale Office Building

Service: Engineering PlansService: Water and Sewer ExtensionService: Pump Stations and Force MainsIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+13 more

Burns & McDonnell

Making Our Clients Successful

Website4 projects1 leaders1 credentials1 publicationsFounded 1898Updated Jun 2026

Project: Replacement Passenger Terminal

Service: Engineering DesignService: Civil and structural engineeringService: Mechanical, electrical, and plumbing (MEP) engineeringIndustry: Power GenerationIndustry: Power Transmission & DistributionType: Architecture & Engineering+29 more

Catalyst Design Group

Nashville, TN

Authentic | Innovative | Reliable

WebsitePhone4 offices6 projects11 leadersFounded 2017Size Estimate: 50-59 employees

Project: Thrive at City Heights

Service: PlanningService: Site analysis and selectionService: Rezoning and entitlementsIndustry: Multifamily ResidentialIndustry: EducationType: Civil Engineering+32 more

Columbia Telecommunications Corporation

Bethesda, MD

Closing the digital divide

WebsitePhone1 office1 projectsUpdated Jun 2026

Project: Oregon Statewide Broadband Expansion Partnership

Service: Network Engineering & DesignService: High-Level Network DesignService: Detailed Outside Plant (OSP) EngineeringIndustry: TelecommunicationsIndustry: GovernmentType: Telecom / RF Engineering+26 more

Cornerstone Earth Group, Inc.

Sunnyvale, CA

From the Ground Down - geotechnical, environmental, and construction services for the Bay Area development community.

WebsitePhone1 office6 projects15 leaders2 credentialsFounded 2007

Project: Overton Moore Properties - Oaks Business Park

Service: Environmental ServicesService: Phase I Environmental Site AssessmentsService: Preliminary Endangerment AssessmentsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+77 more

Cornerstone Engineering, Inc.

Bakersfield, CA

People, Processes, Technology

WebsitePhone1 office8 leadersFounded 1979Updated Jun 2026

Service detail: Regulatory, Permitting & Planning

Service: Regulatory, Permitting & PlanningService: Land, Energy & Carbon StrategyService: Land Development & Civil EngineeringIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+10 more

Coterie Environmental LLC

King of Prussia, PA

Leading the Way in Combustion and Air Pollution Control

Website1 office2 leaders1 credentialsFounded 2008Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Regulatory Gap Analysis

Service: Regulatory Gap AnalysisService: Conceptual Design SelectionService: Air Pollution Control Concept DevelopmentIndustry: ManufacturingIndustry: GovernmentType: Environmental Engineering+14 more

Crystallogy Engineering

Pasadena, CA

We get stuff Done!

WebsitePhone1 office12 projects1 leaders7 credentialsUpdated Jun 2026

Project: Microgrid Energy Storage Solutions Design-Build

Service: Construction ManagementService: Construction PermittingService: Dispenser Upgrade, Calibration & CertificationIndustry: Renewable EnergyIndustry: Energy StorageType: Design-Build+16 more

DAS Everywhere

Arlington, VA

Where Mobility, Productivity, and Security Converge

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Distributed Antenna Systems (DAS)

Service: Distributed Antenna Systems (DAS)Service: Public Safety DASService: Cellular DASIndustry: CommercialIndustry: FederalType: Telecom / RF Engineering+10 more

DEEDX, PLLC

Dedicated Engineering Environmental Design eXploring

WebsiteUpdated Jun 2026

Service detail: Environmental Site Assessments and Remediation

Service: Environmental Site Assessments and RemediationService: Environmental Site Assessments Phase I and IIService: Soil and Groundwater Sampling and AnalysisIndustry: IndustrialIndustry: ManufacturingType: Environmental Engineering+27 more

Dalton, Olmsted & Fuglevand

Seattle, WA

Environmental Engineering, Consulting & Strategy

WebsitePhone5 offices13 projects6 leadersFounded 1989Size Estimate: 11-50 employees

Project: Duwamish Waterway Sediment Remediation and Habitat Project

Service: Environmental Remediation & EngineeringService: Federal & State CleanupService: Field Investigation & Conceptual Site ModelingIndustry: Environmental & RemediationIndustry: Stormwater & Flood ControlType: Environmental Engineering+14 more