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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154 Tech LLC

Santa Barbara, CA

Advanced systems engineering, geospatial intelligence, and end-to-end program lifecycle support

WebsitePhone1 office2 credentials
Service: Technical Program ManagementService: End-to-End Program ManagementIndustry: DefenseType: Defense Engineering+30 more

316 Product Development, LLC

Passionate and Creative

Website6 projects6 leadersSize Estimate: 1-9 employees
Service: Mechanical EngineeringService: Advanced Computer Aided Design (CAD)Industry: Medical DevicesType: Mechanical Engineering+36 more

3jk Engineering Consultants Llc

Espanola, NM

Solving demanding technical problems through engineering, analysis, prototyping, and testing.

WebsitePhone1 office1 leaders
Service: Engineering and DesignService: Custom Equipment Engineering and DesignIndustry: Oil & GasType: Acoustic Consulting+32 more

83 Ordinal Group

Pine Bluff, AR

Innovative Agritech & Engineering Solutions

WebsitePhone1 officeSize Estimate: 1-10 employees
Service: Agritech and Renewable Energy EngineeringService: Agrivoltaics and Clean Energy IntegrationIndustry: Renewable EnergyType: Owner's Engineer+24 more

AFORGE LLC

Lorton, VA

Accelerating the Speed of Knowledge to Support National Security

WebsitePhone3 offices6 credentials
Service: Strategy, Advisory, & ConsultingService: Strategic & Operational PlanningIndustry: DefenseType: Defense Engineering+30 more

ASG Solutions Corporation

San Diego, CA

ASG Solutions Corporation is a San Diego-based professional services provider supporting critical federal and military missions globally. It specializes in delivering tailored solutions across engineering, construction management, environmental services, information technology, and defense logistics.

WebsitePhone1 office10 projects
Service: Engineering ServicesService: Electrical EngineeringIndustry: DefenseType: Defense Engineering+25 more

ATALO Solutions, Inc.

St. Petersburg, FL

Transforming complex challenges into strategic technological opportunities

WebsitePhone1 office1 credentials
Service: Systems Integration and EngineeringService: System Requirements IdentificationIndustry: FederalType: Software Engineering+25 more

ATCSI LLC

Chesapeake, VA

ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.

Website1 office2 projects4 leaders
Service: Air Traffic Control Systems IntegrationService: Air Traffic Control Procedure and Policy DevelopmentIndustry: DefenseType: Aerospace Engineering+21 more

AVEC, Inc.

Blacksburg, VA

AVEC, Inc. provides expert technical assistance in the analysis and control of noise and vibration in mechanical systems. Capabilities span phased array design and software, tire-pavement noise measurement (OBSI), road surface sound absorption (ROSSA), propeller noise prediction, structural analysis using FEM and BEM, unsteady aerodynamics, and machinery fault diagnostics. Past clients include NASA Langley Research Center, the Japan Aerospace Exploration Agency, Boeing, Siemens, and the US Air Force.

WebsitePhone1 officeUpdated Jun 2026
Service: Noise and Vibration EngineeringService: Noise and Vibration Analysis, Prediction, and MeasurementIndustry: AerospaceType: Acoustic Consulting+20 more

AVH Technology Partners

Boston, MA

Your Partners in Technology.

WebsitePhone3 offices8 leaders
Service: Audiovisual StrategyService: Return-to-Work StrategiesIndustry: CommercialType: Telecom / RF Engineering+16 more

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects
Service: TransportationService: Roadway DesignIndustry: GovernmentType: Civil Engineering+53 more

Abraxas Energy Consulting

Energy Efficiency & Building Energy Audits

Website5 projects1 credentials2 publications
Service: Energy ConsultingService: Commercial Energy AuditsIndustry: CommercialType: Mechanical Engineering+29 more

Advanced Design Services, Inc.

Melbourne, FL

Bringing your ideas to life from concept to production.

WebsitePhone1 office3 credentials
Service: PCB Design and Reverse EngineeringService: RF, Digital, and High-Speed DesignIndustry: ElectronicsType: Electrical Engineering+19 more

Advanced Rotorcraft Technology Inc

Fremont, CA

A Leader in Rotorcraft Simulation

WebsitePhone1 office5 projects
Service: Aircraft Design and AnalysisService: Parametric StudiesIndustry: AerospaceType: Aerospace Engineering+28 more

AeroEngineering4.0

Aerospace Engineering Service Provider

Website3 projects13 leaders1 credentials
Service: Product Lifecycle ServicesService: New Product DevelopmentIndustry: AerospaceType: Aerospace Engineering+17 more

Afterburner Wind Tunnel Services LLC

Northern Virginia, VA

Afterburner Wind Tunnel Services LLC is a Northern Virginia engineering firm providing safety, systems, and weapons engineering support to Industry, Department of Defense agencies, and other federal entities. Its work spans aviation, weapons systems, research, testing, development and evaluation, and technology programs, with a team experienced in rapid-development defense programs.

Website1 office2 leadersUpdated Jun 2026
Service: Safety EngineeringService: System Safety Program DevelopmentIndustry: DefenseType: Defense Engineering+13 more

Akina Inc

Highland, MD

Smart solutions for smarter business.

WebsitePhone1 office1 credentials
Service: Project ManagementService: EngineeringIndustry: Intelligence & National SecurityType: Software Engineering+10 more

All About Pavements, Inc.

Chatham, IL

Leading the pavement consulting industry

WebsitePhone1 office3 leaders
Service: Nondestructive Deflection TestingService: Falling Weight Deflectometer (FWD) TestingIndustry: AirportsType: Civil Engineering+27 more

Alliance Automation & Control, Inc.

Rogersville, AL

No project too large, no requirement too detailed.

WebsitePhone1 office1 credentials
Service: Electrical EngineeringService: Electrical DesignIndustry: AutomotiveType: Automation & Controls+14 more

Allview Solutions

ELITE Aerospace Mission Systems Engineering

Website1 leadersFounded 2024Updated Jun 2026
Service: Mission OperationsService: Mission DesignIndustry: AerospaceType: Aerospace Engineering+11 more

Antillean Engineers Inc

St. Croix, VI

Engineering Quality in Every Project

WebsitePhone1 office5 projects
Service: Civil EngineeringService: Subdivision PlanningIndustry: AirportsType: Civil Engineering+29 more

Applied Research Associates, Inc.

Albuquerque, NM

Innovative Solutions to Complex Problems

Website1 office5 projects1 credentials
Service: Integrated Systems EngineeringService: Assured Position Navigation and TimingIndustry: DefenseType: Defense Engineering+49 more

Applied Systems Engineering, Inc.

Niceville, FL

Systems engineering for GPS/INS navigation, munition design, and defense platforms

WebsitePhone2 offices2 projects
Service: GPS and INS EngineeringService: Munition Navigation IntegrationIndustry: DefenseType: Aerospace Engineering+9 more

Argo Performance, Ltd.

San Diego, CA

Smart People Creating Smart Buildings

WebsitePhone1 office7 projects
Service: Building CommissioningService: Whole Building CommissioningIndustry: CommercialType: Automation & Controls+32 more