Public engineering firm directory

Find engineering consulting firms by capability and location.

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Amped I LLC

Chicago, IL

We engineer & design systems for the reliability of the power grid.

Website1 office4 projects2 leadersFounded 2010Updated Jun 2026

Project: Solar & Wind Interconnects

Service: Protection & ControlService: Relay ProtectionService: Relay CommunicationsIndustry: Power Transmission & DistributionIndustry: Electric UtilitiesType: Power & Utility Engineering+34 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

CDG Engineers, Inc.

St. Louis, MO

Engineering a better way.

WebsitePhone4 offices2 projects1 leadersFounded 1992Size Estimate: 100+ employees

Project: Cedar Rapids Reach 1 Flood Protection

Service: Architectural EngineeringService: Civil EngineeringService: Flood ProtectionIndustry: UtilitiesIndustry: Electric UtilitiesType: Civil Engineering+22 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

EnerconAmerica Inc

Chicago, IL

In Pursuit of Clean Energy

Website1 officeUpdated Jun 2026

Service detail: Plant Engineering and Design

Service: Plant Engineering and DesignService: Conceptual Design and Site SelectionService: Process and Instrumentation EngineeringIndustry: Power GenerationIndustry: Power Transmission & DistributionType: EPC+24 more

GERS USA LLC

Weston, FL

Generating comprehensive and innovative solutions for the energy sector

WebsitePhone3 officesFounded 1981Updated Jun 2026

Service detail: Power System Studies

Service: Power System StudiesService: Power Systems Planning (Generation and Transmission)Service: Power System Planning (Distribution)Industry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+30 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

Innovative Werks Inc

Naperville, IL

Unlock Real-Time Insight. SCADA & Pi Integration You Can Trust

WebsitePhone2 offices1 leaders2 credentialsFounded 2001Updated Jun 2026

Service detail: Industrial Automation & Control Systems

Service: Industrial Automation & Control SystemsService: New Control SystemsService: Existing Control System ModificationIndustry: Electric UtilitiesIndustry: ManufacturingType: Automation & Controls+30 more

K&A Engineering Consulting

Syracuse, NY

Powering Energy Solutions

WebsitePhone9 offices17 leaders3 credentialsFounded 2016Size Estimate: 400 employees

Service detail: Substation Services

Service: Substation ServicesService: Substation DesignService: Distribution ServicesIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+15 more

Kiran Consultants Inc

Downers Grove, IL

Reliable, innovative engineering expertise for the power generation industry

WebsitePhone1 office1 projectsUpdated Jun 2026

Project: Major Component Replacement Project EQ Documentation

Service: Civil and Structural EngineeringService: Structural Design and EvaluationService: Seismic Analysis and QualificationIndustry: NuclearIndustry: Power GenerationType: Civil Engineering+27 more

LUZCO Technologies, LLC

St. Louis, MO

Power Delivery, Construction Management, and Industrial & Corporate Consulting Solutions

WebsitePhone5 offices5 projects8 leaders13 credentialsSize Estimate: 10-100 employees

Project: 34kV Distribution Line Project - Arnold, MO

Service: Power DeliveryService: Transmission & Distribution Line DesignService: Transmission & Distribution Substation DesignIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+18 more

McGuire Engineers, Inc.

Chicago, IL

Excellence by Design, Sustainability by Commitment

WebsitePhone1 office15 projects3 leaders17 credentialsFounded 1986

Project: The Momentary

Service: MEP Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: Arts & CultureType: MEP+45 more

Mesa Associates, Inc.

Madison, AL

Engineers and Consultants

WebsitePhone18 offices2 leadersFounded 1988Size Estimate: 1,000+ employeesUpdated Jun 2026

Service detail: Engineering & Design Services

Service: Engineering & Design ServicesService: 3D ModelingService: UAV InspectionIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+18 more

PowerCom Corporation

Lake Zurich, IL

Experts In Electrical Testing, Maintenance, & Engineering Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electrical Testing & Maintenance

Service: Electrical Testing & MaintenanceService: Transformer TestingService: Circuit Breaker TestingIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+32 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

SPAAN Tech, Inc.

Chicago, IL

We Build Stronger Communities

WebsitePhone1 office6 projects7 leaders2 credentialsFounded 1998

Project: CTA Blue Line Rapid Transit Construction

Service: EngineeringService: Infrastructure PlanningService: Infrastructure DesignIndustry: TransportationIndustry: AirportsType: Civil Engineering+40 more

Sargent & Lundy

Chicago, IL

Bright ideas, real solutions.

WebsitePhone1 office3 projects4 leaders4 credentialsFounded 1891

Project: San Francisco BART Battery Storage Feasibility Study

Service: Nuclear PowerService: New Reactor LicensingService: Extended Power UprateIndustry: NuclearIndustry: Power GenerationType: Power & Utility Engineering+34 more

Sevee & Maher Engineers, Inc.

Cumberland, ME

Engineering Practical Solutions

WebsitePhone5 offices4 leadersFounded 1985Updated Jun 2026

Service detail: Civil Engineering and Permitting

Service: Civil Engineering and PermittingService: Site Planning and DesignService: Permitting and Regulatory ComplianceIndustry: IndustrialIndustry: CommercialType: Environmental Engineering+36 more

Trotter and Associates, Inc.

St. Charles, IL

Civil Engineering and Design for Municipal and Public Projects

WebsitePhone1 office6 projects1 credentialsUpdated Jun 2026

Project: Well No. 8 Water Treatment Plant Rehabilitation

Service: Civil Engineering DesignService: Water Distribution SystemsService: Sanitary Collection SystemsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+50 more