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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2M Associates, LLC

Dallas, TX

Best Engineering Solutions to Build Your Dreams

WebsitePhone1 office5 projects
Service: Water and Wastewater DesignService: Hydrologic/hydraulic AnalysisIndustry: Water SupplyType: Civil Engineering+59 more

3Bears Technical Services

Hixson, TN

Experts in Nuclear Operations and Waste Management Solutions

WebsitePhone1 office2 credentials
Service: Engineering and Project ManagementService: Mechanical EngineeringIndustry: NuclearType: Environmental Engineering+33 more

A1 Consulting Group, Inc.

Raleigh-Durham, NC

Leaders in Design, Construction, and Environmental Services

WebsitePhone1 office8 projects
Service: Engineering and Design ServicesService: Geotechnical and Geological EngineeringIndustry: AirportsType: Civil Engineering+43 more

A2e Technologies

San Diego, CA

Electronic Design Built for Critical Programs

WebsitePhone1 office9 projects
Service: Electronics Design ServicesService: Hardware DesignIndustry: DefenseType: Electrical Engineering+26 more

ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects
Service: Civil EngineeringService: Water Resources EngineeringIndustry: InfrastructureType: Civil Engineering+43 more

AE2S

Bismarck, ND

Empowering People. Enhancing Lives.

Website22 offices6 leadersFounded 1991
Service: Water and Wastewater EngineeringService: WaterIndustry: Automation & ControlsType: Civil Engineering+31 more

AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders
Service: Chemical and Process DesignService: Documentation and AnalysisIndustry: Oil & GasType: Chemical Engineering+66 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects
Service: ArchitectureService: Schematic and Conceptual Design DevelopmentIndustry: AerospaceType: Architecture & Engineering+42 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects
Service: Process EngineeringService: PFD and P&ID DevelopmentIndustry: ChemicalsType: Automation & Controls+75 more

AMS Corporation

Knoxville, TN

Innovating Nuclear Technology

WebsitePhone1 office10 leaders
Service: I&C Performance TestingService: Online Monitoring (OLM)Industry: NuclearType: Automation & Controls+22 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

Abi Engineering Consultants Inc

Santa Ana, CA

Geotechnical, Civil, and Structural Engineering Across California and the Western States

WebsitePhone1 office10 projects
Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationIndustry: CommercialType: Civil Engineering+41 more

Acropolis Engineers

Raleigh, NC

Engineering. Delivered.

WebsitePhone2 offices1 projects
Service: Equipment Optimization & MaintenanceService: Equipment Installation & CommissioningIndustry: Automation & ControlsType: Automation & Controls+16 more

Adley Services, LLC

Lafayette, LA

Onshore or offshore. Upstream, midstream, or downstream.

WebsitePhone1 office4 leaders
Service: Facilities Engineering and DesignService: Offshore and Onshore Facilities DesignIndustry: Oil & GasType: Process Safety Engineering+29 more

Advanced Control Services Inc

Dorado, PR

Empowering Your Automation Projects

WebsitePhone1 officeFounded 1999
Service: Controls and AutomationService: PLC and SCADA ProgrammingIndustry: CommercialType: Automation & Controls+20 more

Advanced Research and Engineering Integrated Solutions LLC

Niceville, FL

Engineering solutions for unmanned and embedded systems

WebsitePhone1 office1 leaders
Service: Unmanned Systems EngineeringService: Unmanned Aerial VehiclesIndustry: AerospaceType: Aerospace Engineering+25 more

Affiliated Engineering Laboratories, Inc.

Edison, NJ

Forensic engineering and materials testing

WebsitePhone1 officeUpdated Jun 2026
Service: Forensic Engineering InvestigationsService: Automotive Failure AnalysisIndustry: LegalType: Forensic Engineering+35 more

Agapito Associates LLC

Grand Junction, CO

Technical expertise and sound analysis for your mining project, both large and small.

WebsitePhone3 offices3 projects
Service: Mining EngineeringService: Mine PlanningIndustry: MiningType: Mining Engineering+29 more

Aimone-Martin Associates, LLC

Lemitar, NM

Blast Consulting and Monitoring Services

WebsitePhone1 office8 projects
Service: Blast ConsultingService: Blast OptimizationIndustry: MiningType: Mining Engineering+12 more

Airflow Sciences Corporation

Livonia, MI

Engineered CFD Solutions

WebsitePhone1 officeFounded 1975
Service: Computational Fluid Dynamics (CFD) ModelingService: Combustion ModelingIndustry: Emissions ControlType: Mechanical Engineering+55 more

Alan Plummer And Associates Inc Tx

Water-focused. People-driven.

Website21 leadersFounded 1978Updated Jun 2026
Service: Construction ManagementService: Electrical, Instrumentation and ControlsIndustry: TelecommunicationsType: Automation & Controls+19 more

Albacore Aerospace LLC

Melbourne, FL

High-Performance VTOL Aircraft & Launch Vehicles

Website1 office2 projectsUpdated Jun 2026
Service: VTOL Aircraft Design & PrototypingService: Aquilon VTOL Jet InterceptorIndustry: AerospaceType: Aerospace Engineering+20 more

Aldrich + Elliott, PC

Essex Junction, VT

Innovative Water Resource Engineering

WebsitePhone1 office5 projects
Service: Drinking Water SystemsService: System assessmentsIndustry: Water SupplyType: Water / Wastewater Engineering+25 more

Allan Integrated Control Systems, Inc.

East Troy, WI

Intelligent Automation Solutions

WebsitePhone1 office2 leaders
Service: SCADA SystemsService: Conceptual and Functional DesignIndustry: Water SupplyType: Automation & Controls+26 more