Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016
Service: Electrical EngineeringService: Power System CalculationsIndustry: UtilitiesType: Electrical Engineering+33 more

A.W. Schultz Inc.

Shawnee, KS

Trusted Engineering and Integration Since 1977

WebsitePhone1 office3 credentials
Service: Process Control and SCADA SystemsService: Process Visualization & HMI/OITIndustry: Water SupplyType: Automation & Controls+27 more

AM Power Solutions & Services LLC

Liberty Lake, WA

AM Power Solutions & Services LLC is an engineering and consulting practice specializing in tailored power and automation solutions. It serves power generation, utility, and industrial clients with a team of field-experienced engineers. In addition to traditional utility networks, the practice possesses specialized experience in isolated power systems and microgrid applications.

WebsitePhone1 office1 leaders
Service: Substation and Plant InstallationsService: Plant InstallationsIndustry: Power GenerationType: Automation & Controls+30 more

ARM EnerTech Associates, LLC

Johnstown, PA

Precise. Responsive. Solutions.

WebsitePhone4 offices4 projects
Service: Automation & Control ServicesService: Supervisory Control & Data Acquisition (SCADA)Industry: ManufacturingType: Automation & Controls+33 more

Amped I LLC

Chicago, IL

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

Website1 office4 projects2 leaders
Service: Protection & ControlService: Relay ProtectionIndustry: Power Transmission & DistributionType: Power & Utility Engineering+36 more

Ampirical

Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.

Website3 projects1 credentialsSize Estimate: 250-500 employees
Service: Substation EngineeringService: Full physical, civil, structural, and P&C designIndustry: Electric UtilitiesType: Automation & Controls+60 more

Amtech Aeronautical Limited

Medicine Hat, AB

Aeronautical Design, Defence R&D, and Industrial Automation

Website1 office5 projects2 credentials
Service: Aeronautical Engineering and CertificationService: Aircraft Modifications and Repairs DesignIndustry: AerospaceType: Aerospace Engineering+21 more

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects
Service: Electrical EngineeringService: Lighting Design and ModelingIndustry: WastewaterType: Automation & Controls+35 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
Service: Distribution EngineeringService: Greenfield Distribution DesignIndustry: Electric UtilitiesType: Power & Utility Engineering+32 more

Automation Control Service LLC

Pensacola, FL

Control System Integrator specializing in Automation & Information Systems

WebsitePhone1 office8 credentials
Service: Municipal & Industrial AutomationService: PLC & HMI ProgrammingIndustry: GovernmentType: Automation & Controls+25 more

Bath Group, LLC

Corpus Christi, TX

A quality-conscious engineering practice dedicated to achieving client expectations through responsible engineering

Website3 offices4 leaders12 credentials
Service: Electrical EngineeringService: Low Voltage SystemsIndustry: CommercialType: Electrical Engineering+27 more

Bowman, Foster & Associates

Norfolk, VA

Mechanical, Electrical, and Plumbing Professional Engineers

WebsitePhone1 office9 projects
Service: Mechanical EngineeringService: HVAC design for system replacements and upgradesIndustry: FederalType: MEP+61 more

CDM Smith

Boston, MA

CDM Smith is an engineering, construction, and environmental consulting firm headquartered in Boston, Massachusetts, with over 7,000 colleagues and 120+ offices worldwide. With 79 years of impact (founded circa 1947 as Camp, Dresser & McKee), it delivers engineering, construction, and environmental services spanning water and wastewater infrastructure, environmental remediation, transportation, energy, and federal and commercial facilities. CDM Smith's practices include drinking water, conveyance, wastewater, stormwater, environmental emerging contaminants, geotechnical and tunnels, MEP and fire protection, architecture, automation, transportation, energy, and climate resilience. It operates Trinnex, a wholly-owned software subsidiary offering the dataCAST SaaS platform and advanced analytics for environmental and infrastructure data management.

Website1 office6 projectsFounded 1947
Service: Water and Wastewater EngineeringService: Drinking WaterIndustry: Water SupplyType: Civil Engineering+32 more

Camp Engineering Corporation

Competent, integrated, practical design solutions tailored to your project needs.

Website1 leadersUpdated Jun 2026
Service: Electrical Engineering & DesignService: Power Distribution DesignIndustry: Water SupplyType: Electrical Engineering+24 more

Control Engineers

Boise, ID

Industrial Electrical and Control Systems Engineering

WebsitePhone1 office7 projects
Service: Electrical EngineeringService: Power Distribution DesignIndustry: Water SupplyType: Electrical Engineering+19 more

Covert Defenses

Lexington, KY

Not a question of if but when

Website1 officeUpdated Jun 2026
Service: Prognostics & Health ManagementService: Self-Healing CybersecurityIndustry: ManufacturingType: Automation & Controls+10 more

DST Engineers

Powering a Reliable, Renewable Future

WebsiteUpdated Jun 2026
Service: Distribution EngineeringService: Distribution System Planning, Design and Engineering (OH/UG to 35 kV)Industry: Electric UtilitiesType: Power & Utility Engineering+36 more

Davies Engineering Group

Cincinnati, OH

Engineering for Everything.

WebsitePhone4 offices1 projects
Service: MEP EngineeringService: HVAC designIndustry: IndustrialType: MEP+40 more

E.C. Fennell, Inc.

West Palm Beach, FL

Electrical and mechanical engineering solutions for energy, utility, and infrastructure projects

WebsitePhone3 offices10 leaders
Service: Power Delivery EngineeringService: Transmission LinesIndustry: Electric UtilitiesType: Electrical Engineering+29 more

EBL Engineers, LLC

Baltimore, MD

Engineering Excellence for over 50 years.

WebsitePhone1 office3 projects
Service: Mechanical EngineeringService: HVAC SystemsIndustry: CommercialType: MEP+53 more

ELECSYS Engineering Group

Valhalla, NY

End-to-End Engineering Solutions for Public Infrastructure and the Built Environment

WebsitePhone2 offices12 projects
Service: Electrical EngineeringService: Medium- and Low-Voltage Power DistributionIndustry: CommercialType: MEP+60 more

Eelat Pte Ltd

Singapore

Marine & Power Generation

WebsitePhone2 offices5 credentials
Service: Engine and Genset ServicesService: Engine and Genset Overhaul, Repair, and TroubleshootingIndustry: MarineType: Automation & Controls+30 more

Electric Power Systems, Inc.

Anchorage, AK

Powerful ideas. Practical results. On time delivery.

Website1 office5 projectsUpdated Jun 2026
Service: EngineeringService: Electrical EngineeringIndustry: Electric UtilitiesType: Power & Utility Engineering+52 more

Electrical Consultants, Inc.

Billings, MT

Engineering with Distinction

WebsitePhone1 office3 projects
Service: Transmission EngineeringService: Overhead and Underground TransmissionIndustry: Electric UtilitiesType: Electrical Engineering+38 more