Public engineering firm directory

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Systems Engineering27Electrical Engineering25Project Management24Mechanical Engineering21Construction Management16

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Defense128Government102Aerospace87Industrial81Federal79

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Software Engineering98Electrical Engineering93Defense Engineering85Mechanical Engineering79Automation & Controls78

297 results

Showing 1-24 of 297

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28 Gorilla Engineering

Chandler, AZ

Ruggedized product engineering for the field and the future.

WebsitePhone1 office8 projects
Service: Mechanical Engineering DesignService: Assembly-aware mechanical designIndustry: DefenseType: Defense Engineering+51 more
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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
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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
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A&B Foundry, Machining, and Fabrications

Franklin, OH

Engineering Excellence + Inspiring Innovation

WebsitePhone1 officeUpdated Jun 2026
Service: CastingsService: Air Set MoldingIndustry: AerospaceType: Industrial Engineering+32 more
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A3 Technology, Inc.

Egg Harbor City, NJ

The people you know... The results you expect... The team you trust!

WebsitePhone2 offices3 projects
Service: Information Technology Infrastructure & OperationsService: Network SupportIndustry: GovernmentType: Software Engineering+20 more
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ACSYeS Inc

Aberdeen Proving Ground, MD

Scientific and engineering consulting services for aerospace, defense, and commercial applications.

WebsitePhone2 officesUpdated Jun 2026
Service: Systems EngineeringService: Architecture DevelopmentIndustry: AerospaceType: Defense Engineering+25 more
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AEi Systems, Inc.

Centennial, CO

Analytical HEAVY Lifting

WebsitePhone2 offices9 publications
Service: Worst-Case Circuit Analysis (WCCA)Service: Pre-WCCA design review and assessmentIndustry: ElectronicsType: Electrical Engineering+40 more
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AFuzion Inc.

Carlsbad, CA

When Safety Is Critical.

WebsitePhone1 office1 projects
Service: Safety-Critical EngineeringService: Aviation Systems EngineeringIndustry: AviationType: Aerospace Engineering+33 more
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AMG, Inc.

Dayton, OH

Industrial Facility Engineering

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

Knoxville, TN

Innovating Nuclear Technology

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

Baltimore, MD

Innovative Construction Solutions

WebsitePhone6 offices1 credentials
Service: Program and Project ManagementService: Project Planning and SchedulingIndustry: GovernmentType: Electrical Engineering+28 more
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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
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AUSGAR Technologies, Inc.

San Diego, CA

Innovative, High-Quality Engineering Services

WebsitePhone2 offices4 projects
Service: CybersecurityService: Assessment and Authorization (A&A)Industry: DefenseType: Defense Engineering+21 more
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Acclaim Collier Engineering PLLC

Chicago, IL

Taking Your Transit and Transportation Programs to the Next Level

WebsitePhone1 office2 projects
Service: Project and Program ManagementService: Civil Project OversightIndustry: TransitType: Civil Engineering+16 more
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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
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Advanced Consulting Solutions Group

Austin, TX

Innovating Solutions for a Safer Tomorrow.

Website4 offices2 projects13 leaders
Service: Fire Protection ConsultingService: Fire Protection and Life Safety Code ConsultingIndustry: IndustrialType: Fire Protection Engineering+26 more
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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
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Advanced Fracture Mechanics Associates, LLC

Lebanon, CT

Helping you engineer your fatigue and fracture test program for efficiency and accuracy.

WebsitePhone1 office2 projects
Service: Fatigue and Fatigue Crack Growth TestingService: Custom Test DevelopmentIndustry: IndustrialType: Materials Testing+22 more
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Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentials
Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionIndustry: CommercialType: MEP+48 more
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Advenser

Trevose, PA

VDC / BIM / CAD Services & Consulting

WebsitePhone8 officesFounded 2007
Service: VDC & BIM ServicesService: Architectural BIM ServicesIndustry: HealthcareType: Architecture & Engineering+34 more
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Aerospace Structural Research Corp

Milford, CT

Transforming Ideas into Reality with Engineering Expertise

WebsitePhone1 officeFounded 1995
Service: Engineering Design ServicesService: Computer-Aided Design (CAD)Industry: AerospaceType: Aerospace Engineering+47 more
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Agarabi Engineering PLLC

New York, NY

Energy efficiency engineering and clean energy design for the built environment

WebsitePhone1 office3 projects
Service: MEP & Enclosure DesignService: Air-Source Heat Pump DesignIndustry: Multifamily ResidentialType: Mechanical Engineering+32 more
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Air Resource Specialists, Inc.

Fort Collins, CO

A leader in the field of air quality for over 40 years.

Website1 office8 projects1 leaders
Service: Air MonitoringService: Criteria Pollutants MonitoringIndustry: GovernmentType: Environmental Engineering+35 more
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Allerion Consulting Group Inc

We build quality into every project.

Website6 projects2 leaders2 credentials
Service: Quality ControlService: Quality Control ManagementIndustry: Highways & RoadsType: Geotechnical Engineering+22 more
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