Public engineering firm directory

Find engineering consulting firms by capability and location.

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3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power System CalculationsService: Arc Flash AnalysisIndustry: UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+31 more

4D Site Solutions Inc.

Fayetteville, NC

On time, every time.

WebsitePhone1 officeFounded 2002Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Erosion Control DesignService: Grading and Drainage DesignIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+12 more

ABQ Engineering, Inc.

Albuquerque, NM

Cost-effective, one-stop engineering, surveying, and planning services

WebsitePhone1 office5 projects1 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Los Alamos County Golf Course Community Building

Service: Civil EngineeringService: Drainage and Hydrology AnalysisService: Grading and Drainage DesignIndustry: CommercialIndustry: RetailType: Civil Engineering+38 more

AE Dynamics LLC

Bozeman, MT

Your Partner for Efficient and Effective Design

WebsitePhone2 offices4 projectsUpdated Jun 2026

Project: Belmont University Massey Center

Service: Structural EngineeringService: Primary Structure DesignService: Specialty System EngineeringIndustry: CommercialIndustry: EducationType: Structural Engineering+13 more

AKEA Design, Inc.

Gainesville, FL

Architectural, MEP, and Civil Design Solutions

Website1 office6 projects1 leaders2 credentialsFounded 2011Updated Jun 2026

Project: Ironwood Golf Course Clubhouse HVAC System Replacement

Service: Architectural DesignService: BIM & 3D ModelingService: Interior DesignIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+16 more

ARUSI, LLC

Phoenix, AZ

Powering Your Vision With 35 Years of Experience

WebsitePhone1 office2 projects1 leadersFounded 1987Updated Jun 2026

Project: Sky Harbor International Airport Utility Services

Service: Utility Engineering, Coordination & ConsultingService: System StudiesService: Utility CoordinationIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+21 more

ASI Solutions, Inc.

Full-service aviation and aerospace engineering house specializing in modifications and 24/7 AOG support

Website2 projects2 leadersFounded 2003Updated Jun 2026

Project: C-130 Center Wing Replacement Engineering

Service: Aircraft ModificationsService: Cabin ReconfigurationsService: LOPA and PSU Layout DrawingsIndustry: AviationIndustry: DefenseType: Aerospace Engineering+19 more

AVH Technology Partners

Boston, MA

Your Partners in Technology.

WebsitePhone3 offices8 leaders2 credentialsFounded 2003Updated Jun 2026

Service detail: Audiovisual Strategy

Service: Audiovisual StrategyService: Return-to-Work StrategiesService: Global StandardizationIndustry: CommercialIndustry: PharmaceuticalType: Telecom / RF Engineering+14 more

Access Engineering LLC

Denver, CO

On-Demand CAD/CAE/Manufacturing

WebsitePhone1 office6 projects4 leaders3 credentialsUpdated Jun 2026

Project: Chemical Surface Detector (CSD)

Service: Design and EngineeringService: CAD and DraftingService: Design DocumentationIndustry: AerospaceIndustry: SpaceType: Mechanical Engineering+16 more

Advanced Design Services, Inc.

Melbourne, FL

Bringing your ideas to life from concept to production.

WebsitePhone1 office3 credentialsFounded 1994Updated Jun 2026

Service detail: PCB Design and Reverse Engineering

Service: PCB Design and Reverse EngineeringService: RF, Digital, and High-Speed DesignService: Product Reverse EngineeringIndustry: ElectronicsIndustry: DefenseType: Electrical Engineering+17 more

Advanced Integration Group, Inc.

McKees Rocks, PA

Be in Control.

WebsitePhone1 office2 projects5 credentialsUpdated Jun 2026

Project: Lock and Dam Control Systems - Ohio River

Service: Control Systems Design and ImplementationService: PLC ProgrammingService: SCADA DevelopmentIndustry: Power GenerationIndustry: ManufacturingType: Automation & Controls+37 more

Advenser

Trevose, PA

VDC / BIM / CAD Services & Consulting

WebsitePhone8 officesFounded 2007Size Estimate: 100-999 employeesUpdated Jun 2026

Service detail: VDC & BIM Services

Service: VDC & BIM ServicesService: Architectural BIM ServicesService: Structural BIMIndustry: HealthcareIndustry: InfrastructureType: Architecture & Engineering+32 more

AeroEngineering4.0

Aerospace Engineering Service Provider

Website3 projects13 leaders1 credentialsUpdated Jun 2026

Project: Hydraulic Control Unit (HCU) Development

Service: Product Lifecycle ServicesService: New Product DevelopmentService: Rapid PrototypingIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+15 more

Alexander Structures, LLC

Conifer, CO

Log and Wood Structural Engineering

WebsitePhone1 office3 projects1 leaders2 credentialsFounded 2002

Project: Trinidad Hunting Cabin

Service: Structural Engineering for Log and Wood FramesService: Log Truss DesignService: Log Span Table DevelopmentIndustry: ResidentialIndustry: CommercialType: Structural Engineering+20 more

AlfaTech

Harmonizing Relationships, Sustainability and Innovation

Website10 projects13 leadersUpdated Jun 2026

Project: The Lucas Museum of Narrative Art

Service: MEP EngineeringService: Mechanical Engineering DesignService: Electrical Engineering DesignIndustry: CommercialIndustry: RetailType: MEP+65 more

Alpha Engineering, Inc.

Indianapolis, IN

Innovative Power Solutions

WebsitePhone1 office3 leadersFounded 1979Updated Jun 2026

Service detail: Power Systems Engineering

Service: Power Systems EngineeringService: Substation EngineeringService: Line DesignIndustry: CommercialIndustry: EducationType: Electrical Engineering+22 more

Altitude Engineering

Hamilton, MT

Altitude Engineering is a structural engineering firm located in the Bitterroot Valley, just south of Missoula, Montana. Altitude Engineering specializes in steel and aluminum structures and provides economical designs using precast and cast-in-place concrete, masonry, timber, and log framing. Altitude Engineering holds professional engineering registrations in thirteen states: Montana, Colorado, Wyoming, Idaho, Nevada, Alaska, Washington, Utah, Oregon, Arizona, Arkansas, Vermont, and Oklahoma. Representative project experience includes waterpark enclosure structures, aviation hangars, industrial crane pedestals, hospital expansions, and commercial facilities.

WebsitePhone1 office4 projects1 leadersUpdated Jun 2026

Project: Jay Peak Waterpark Enclosure

Service: Structural Engineering DesignService: Steel and aluminum structuresService: Precast and cast-in-place concreteIndustry: HealthcareIndustry: CommercialType: Structural Engineering+13 more

Altura Engineering & Design LLC

Amarillo, TX

Engineering, Architecture, Procurement, and Construction

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Services

Service: Engineering ServicesService: Mechanical Engineering & DesignService: Civil Engineering & DesignIndustry: Oil & GasIndustry: PetrochemicalType: Mechanical Engineering+16 more

American Engineering Group LLC

Akron, OH

Fast-Track Your Product From Concept To Reality

WebsitePhone1 office5 projects11 credentialsUpdated Jun 2026

Project: Pressure Zero Tire Development

Service: Product Design & DevelopmentService: Product ideation and concept testingService: Industrial product designIndustry: DefenseIndustry: HealthcareType: Mechanical Engineering+35 more

Architectural Wall Systems Inc

Smart design, stronger building envelopes

Website10 projectsUpdated Jun 2026

Project: Texas Children's Hospital

Service: Building Envelope and Facade EngineeringService: Curtain Wall and Storefront SystemsService: Specialty and Structural Glass DesignIndustry: HealthcareIndustry: EducationType: Structural Engineering+15 more

Armstrong & Brooks Consulting Engineers, Inc.

Corona, CA

Dependable and cost-effective professional engineering services

WebsitePhone1 office2 leadersFounded 2000Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site and Infrastructure EngineeringService: Domestic WaterIndustry: CommercialIndustry: IndustrialType: Civil Engineering+27 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

Athena Consulting, Inc.

Tomball, TX

Engineering Leaders in Offshore Decommissioning

WebsitePhone1 officeFounded 2010Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Structural Design & Analysis

Service: Structural Design & AnalysisService: Offshore Jackets, Decks & Helidecks DesignService: Pipeline Riser DesignIndustry: Oil & GasType: Structural Engineering+41 more

Axiom Black

Engineering & Technology Consulting For A Sustainable Future

Website3 projects3 leadersUpdated Jun 2026

Project: IoT Vehicle Tracking System Project

Service: Water Engineering & ManagementService: Asset Management and Lifecycle OptimizationService: GIS Mapping and Spatial AnalysisIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+26 more