Public engineering firm directory

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Abraxas Energy Consulting

Energy Efficiency & Building Energy Audits

Website5 projects1 credentials2 publicationsUpdated Jun 2026

Project: FBI Headquarters Energy Audit

Service: Energy ConsultingService: Commercial Energy AuditsService: Retro-CommissioningIndustry: CommercialIndustry: FederalType: Mechanical Engineering+27 more

Dominion Due Diligence Group

Midlothian, VA

Navigating pathways to affordable, available, and resilient housing through expert environmental, engineering, and energy due diligence.

WebsitePhone3 offices2 projects11 leaders1 credentialsFounded 1994

Project: Transforming Affordable Housing in Virginia: A RAD/LIHTC Renovation

Service: Environmental Due Diligence & ComplianceService: Phase I & II Environmental Site AssessmentsService: HEROS Environmental ReviewsIndustry: Affordable HousingIndustry: Multifamily ResidentialType: Environmental Engineering+31 more

GHT Limited

Arlington, VA

Engineering that Transforms Architecture.

Website1 office10 projects4 leaders3 credentialsFounded 1965Updated Jun 2026

Project: Amazon HQ2 Metropolitan Park

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: GovernmentType: MEP+46 more

Giffels Webster

Detroit, MI

Integrated Solutions. Stronger Communities.

WebsitePhone1 office3 projects15 leadersFounded 1952Updated Jun 2026

Project: Gordie Howe International Bridge, U.S. Port of Entry

Service: Civil EngineeringService: Site Feasibility StudiesService: Roadway and Site Grading DesignIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+32 more

Globetrotters Engineering Corporation

Chicago, IL

Architecture, Engineering, Technology

WebsitePhone3 offices9 projects6 leaders10 credentialsFounded 1974

Project: O'Hare International Airport Terminal 5

Service: ArchitectureService: Condition AssessmentService: Spatial and Building DesignIndustry: TransitIndustry: TransportationType: Architecture & Engineering+48 more

Gross & Co., LLC

Achieve Project Excellence with Gross & Co.

Website3 projects4 leadersUpdated Jun 2026

Project: Biomass to Sustainable Aviation Fuel (SAF) Feasibility Study

Service: Engineering Design and EstimatingService: Front-End Engineering Design (FEED) and detailed designService: Process Flow Diagrams (PFDs) and P&IDsIndustry: Biomass & BioenergyIndustry: Waste-to-EnergyType: Process Engineering+18 more

JSD Professional Services, Inc.

Madison, WI

Planning, Engineering, Surveying, Landscape Architecture, Development Services

Website7 offices5 projects5 leaders14 credentialsFounded 1998Size Estimate: 50-150 employees

Project: Nativity Jesuit Academy Pedestrian Mall

Service: Civil EngineeringService: Site grading and earthworkService: Utility designIndustry: Multifamily ResidentialIndustry: Senior LivingType: Civil Engineering+40 more

KATZEN International, Inc.

Cincinnati, OH

Technology, process design, and consulting engineering for biofuels and process industries.

Website1 office6 projectsUpdated Jun 2026

Project: Bioagra S.A. Goswinowice Ethanol Plant Expansion

Service: Process Design and Technology DevelopmentService: Process Design Package DevelopmentService: Technology Research and DevelopmentIndustry: Biomass & BioenergyIndustry: Renewable EnergyType: Process Engineering+13 more

SRK Consulting

Denver, CO

Mining & Exploration Consultants

Website1 office6 projects6 leaders9 publicationsFounded 1974Size Estimate: 200-1,000 employees

Project: Deer Creek Coal Mine Ventilation Planning

Service: Mineral ExplorationService: Geological InterpretationService: Resource EstimationIndustry: MiningIndustry: MetalsType: Civil Engineering+59 more

Tri-State Light & Energy, Inc.

New Brunswick, NJ

We Know the Science of Energy

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Lighting Engineering

Service: Lighting EngineeringService: Lighting Assessment & AnalysisService: Lighting Design & SpecificationIndustry: CommercialIndustry: EducationType: Design-Build+17 more

Weston & Sampson

Your world is always changing, & so are we.

Website8 projects6 credentialsUpdated Jun 2026

Project: Church Creek Drainage Basin Flood Reduction Study

Service: PlanningService: Community & Comprehensive PlanningService: Zoning & DevelopmentIndustry: GovernmentIndustry: UtilitiesType: Architecture & Engineering+79 more