Public engineering firm directory

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AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders4 credentialsFounded 1989Updated Jun 2026

Service detail: Chemical and Process Design

Service: Chemical and Process DesignService: Documentation and AnalysisService: Specialized CalculationsIndustry: Oil & GasIndustry: PetrochemicalType: Chemical Engineering+64 more

Anchorpoint Engineering Inc

College Station, TX

Power Delivery Engineering built for real-world execution

Website4 officesUpdated Jun 2026

Service detail: Transmission Engineering

Service: Transmission EngineeringService: Line Design and ModelingService: PLS-CADD Modeling and AnalysisIndustry: Power Transmission & DistributionIndustry: Electric UtilitiesType: Power & Utility Engineering+39 more

Asplundh Engineering Services, LLC

Horsham, PA

The name you trust for power generation, transmission and distribution infrastructure engineering services

Website1 office4 projectsUpdated Jun 2026

Project: Eversource Utilities Distribution Services

Service: Distribution EngineeringService: Greenfield Distribution DesignService: System Investigation and NESC ComplianceIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+30 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 more

David Mason + Associates

St. Louis, MO

Exceptional Engineering. Innovative Construction Services. Dedicated to Our People.

WebsitePhone7 offices7 projectsFounded 1989Size Estimate: 100-250 employeesUpdated Jun 2026

Project: Jefferson National Expansion Memorial - Gateway Arch Grounds Renovations

Service: Civil EngineeringService: Structural EngineeringService: Survey and 3D ScanningIndustry: HealthcareIndustry: EducationType: Civil Engineering+20 more

ExecuPOWER

King of Prussia, PA

Powering our future through partnerships, principles, and passion.

WebsitePhone1 office5 leadersSize Estimate: 25-50 employeesUpdated Jun 2026

Service detail: Substation Engineering

Service: Substation EngineeringService: Protection and Control DesignService: Outdoor Electrical (Physical) Substation DesignIndustry: Electric UtilitiesIndustry: Renewable EnergyType: Power & Utility Engineering+43 more

GEI Consultants, Inc.

New York City, NY

Relentless seekers of the best solutions.

Website4 offices13 projects6 leaders3 credentialsUpdated Jun 2026

Project: Royse City, Texas Drainage Master Plan

Service: Geotechnical EngineeringService: Geostructural DesignService: Building Envelope ServicesIndustry: Water ResourcesIndustry: Water SupplyType: Geotechnical Engineering+40 more

GFT Infrastructure, Inc.

Chicago, IL

Ingenuity That Shapes Lives

WebsitePhone12 offices10 projects10 leaders8 credentials3 publications

Project: O'Hare International Airport Terminal 5 Expansion

Service: Transportation EngineeringService: Roadway Planning and EngineeringService: High-Availability Transit FacilitiesIndustry: TransportationIndustry: BridgesType: Architecture & Engineering+43 more

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 more

Helios Electric LLC

Washington, DC

Tailored Solutions for Complex Electrical Engineering and Construction Needs

Website4 officesUpdated Jun 2026

Service detail: Electrical Design Services

Service: Electrical Design ServicesService: Transmission & DistributionService: Railway ElectrificationIndustry: IndustrialIndustry: UtilitiesType: Electrical Engineering+18 more

Hive Power Engineering LLC

Allentown, PA

Engineering design and consulting for transmission and distribution

WebsitePhone1 officeFounded 2016Updated Jun 2026

Service detail: Substation Design

Service: Substation DesignService: Brownfield Substation ProjectsService: Greenfield Substation ProjectsIndustry: Power Transmission & DistributionIndustry: Electric UtilitiesType: Electrical Engineering+15 more

Primera Engineers, Ltd.

Chicago, IL

People-forward engineering design and consulting services

WebsitePhone5 offices4 projects16 leaders17 credentialsFounded 1987

Project: U.S. Navy Great Lakes Bachelor Enlisted Quarters

Service: Buildings EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: EducationIndustry: HealthcareType: Aviation Engineering+40 more

Stantec

Edmonton, AB

With every community, we redefine what's possible

WebsitePhone11 offices10 projects3 leaders2 credentials2 publications

Project: Pure Water Program

Service: BuildingsService: Building Design ConsultingService: Healthcare DesignIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+43 more

Substation Engineering Company

Reading, PA

Engineering Excellence

WebsitePhone5 officesFounded 2006Updated Jun 2026

Service detail: Substation Engineering

Service: Substation EngineeringService: Transmission EngineeringService: Distribution EngineeringIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+6 more

Verdanterra, LLC

Madison, WI

Dedicated Energy Infrastructure Specialists.

WebsitePhone2 offices6 leadersUpdated Jun 2026

Service detail: Environmental Assessment

Service: Environmental AssessmentService: Natural Resource Field AssessmentsService: Wetland and Waterway DelineationsIndustry: WindIndustry: SolarType: Civil Engineering+25 more