Public engineering firm directory

Find engineering consulting firms by capability and location.

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A. N. Watt Consulting Engineers, LLC

Orange Park, FL

Expertise You Can Trust

WebsitePhone1 office1 leaders6 credentials1 publicationsFounded 2015

Service detail: Mechanical, Plumbing & Fire Protection Engineering

Service: Mechanical, Plumbing & Fire Protection EngineeringService: HVAC system designService: Plumbing system designIndustry: DefenseIndustry: Intelligence & National SecurityType: Fire Protection Engineering+26 more

ARCCA LLC

Expert Forensic, Scientific and Engineering Solutions

Website2 projects7 leaders7 credentialsFounded 1987Updated Jun 2026

Project: School Bus and Tractor Collision Reconstruction

Service: Forensic Engineering & Expert Witness ConsultingService: Accident ReconstructionService: Biomechanics & Human FactorsIndustry: LegalIndustry: InsuranceType: Forensic Engineering+11 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

Advanced Consulting Solutions Group

Austin, TX

Innovating Solutions for a Safer Tomorrow.

Website4 offices2 projects13 leaders6 credentialsUpdated Jun 2026

Project: MGM Cotai Resort Commissioning

Service: Fire Protection ConsultingService: Fire Protection and Life Safety Code ConsultingService: Fire Protection ReportsIndustry: IndustrialIndustry: ManufacturingType: Fire Protection Engineering+24 more

Advanced Simulation Technology, Inc.

Aston, PA

Creatively combining classic and emerging engineering technologies

WebsitePhone1 officeUpdated Jun 2026

Service detail: Product Design

Service: Product DesignService: Computer-Aided Design (CAD)Service: Finite Element Analysis (FEA)Industry: GovernmentIndustry: DefenseType: Mechanical Engineering+20 more

Advanced Systems Technology, Inc.

Lawton, OK

Advanced Systems Technology, Inc. (AST) delivers defense engineering and simulation solutions, drawing on over 39 years of experience supporting the Department of Defense. It specializes in Live, Virtual, Constructive, and Gaming (LVC-G) training domains, Command, Control, Communications, Computer, and Intelligence (C4I) systems, and training aids, devices, simulators, and simulations (TADSS).

WebsitePhone2 officesUpdated Jun 2026

Service detail: LVC-G Training Systems Engineering

Service: LVC-G Training Systems EngineeringService: Live, Virtual, and Constructive SimulationService: Gaming and Training ApplicationsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+12 more

Advanced Technology Systems Company

McLean, VA

We build solutions.

WebsitePhone5 offices3 projects8 leaders2 credentialsUpdated Jun 2026

Project: Georgia Border Surveillance Program

Service: Systems IntegrationService: Security Surveillance SystemsService: Communications SystemsIndustry: DefenseIndustry: FederalType: Defense Engineering+18 more

Aeronautix

Wichita, KS

Aircraft Modification, Certification & Engineering Services

WebsitePhone1 office10 projectsFounded 2006Updated Jun 2026

Project: Supervan 900 Engine Conversion

Service: FAA ODA ServicesService: Turnkey STC approvalsService: STC project managementIndustry: AviationIndustry: AerospaceType: Aerospace Engineering+37 more

Aerospace Structural Research Corp

Milford, CT

Transforming Ideas into Reality with Engineering Expertise

WebsitePhone1 officeFounded 1995Updated Jun 2026

Service detail: Engineering Design Services

Service: Engineering Design ServicesService: Computer-Aided Design (CAD)Service: Solid ModelingIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+45 more

Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Airde Elevated Thinking LLC

Egg Harbor Township, NJ

Moving at the Speed of Business

Website1 office5 projects2 leadersFounded 2021Size Estimate: 1-10 employeesUpdated Jun 2026

Project: Cape-Atlantic UAS Test Range

Service: Advanced Air Mobility (AAM) Concepts and SolutionsService: Urban Air Mobility (UAM) / Urban Traffic Management (UTM) / Enhanced Traffic Management (ETM)Service: Cooperative OperationsIndustry: AviationIndustry: FederalType: Aviation Engineering+23 more

Albers Aerospace

McKinney, TX

American Made. Warfighter Ready.

WebsitePhone1 office5 leaders5 credentialsFounded 2015Updated Jun 2026

Service detail: Aerospace & Defense Manufacturing

Service: Aerospace & Defense ManufacturingService: Precision MachiningService: Complex AssemblyIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+13 more

American Infrastructure Development, Inc.

Tampa, FL

Innovative Architectural and Engineering Solutions

WebsitePhone7 offices11 projects6 leadersFounded 2009Updated Jun 2026

Project: Henry E. Rohlsen International Airport (STX) - Terminal Improvements, Phase 1

Service: ArchitectureService: Airport Terminals, FBOs, and GA FacilitiesService: Hotels, Administrative Offices, and Public-Use BuildingsIndustry: AviationIndustry: AirportsType: Architecture & Engineering+26 more

Applied Research Associates, Inc.

Albuquerque, NM

Innovative Solutions to Complex Problems

Website1 office5 projects1 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Switchback Autonomous Ground Platform

Service: Integrated Systems EngineeringService: Assured Position Navigation and TimingService: Contract Manufacturing and EngineeringIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+47 more

Applied Sciences Consulting, LLC

Tampa, FL

Engineering a sustainable future

WebsitePhone1 office5 projects1 leaders18 credentials3 publications

Project: City of Tampa Vulnerability Assessment

Service: Watershed PlanningService: Watershed & Master PlansService: PD&E StudiesIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+29 more

Arrow's Edge

Huntsville, AL

Small Business Agility with Large Business Resources

WebsitePhone1 officeUpdated Jun 2026

Service detail: Base Operations

Service: Base OperationsService: Base Maintenance & SustainmentService: Range SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+14 more

Associated Technology, Incorporated

Fairfield, NJ

Engineering Design & Consulting

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Heating, Ventilation, and Air ConditioningService: Hydronic SystemsIndustry: CommercialIndustry: RetailType: MEP+55 more

Aviation Systems Engineering Company, Inc.

Lexington Park, MD

Supporting the Warfighter

WebsitePhone1 officeSize Estimate: 600 employeesUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Military Aircraft Mission SystemsService: Maritime Patrol and Reconnaissance SystemsIndustry: DefenseIndustry: AviationType: Aviation Engineering+21 more

Bethel Engineering & Consulting

Bethel, AK

Bethel Engineering & Consulting is an environmental consulting and engineering subsidiary of the Bethel Native Corporation (BNC), an Alaska Native Corporation founded in 1973. Operating as part of BNC's integrated family of companies, Bethel Engineering provides a broad range of professional consulting services in environmental science and engineering, including environmental assessment and investigation, environmental compliance, and environmental engineering. It serves federal clients including the FAA, US Air Force, US Army, US Navy, US Coast Guard, Army and Air National Guard, and Bureau of Land Management. BNC subsidiaries are headquartered in Anchorage, Alaska with strategic presences in San Diego and Seattle, and operate throughout North America and select locations in Asia and Europe.

Website4 officesFounded 1973Updated Jun 2026

Service detail: Engineering & Environmental Consulting

Service: Engineering & Environmental ConsultingService: Environmental Assessment & InvestigationService: Environmental ComplianceIndustry: FederalIndustry: DefenseType: Environmental Engineering+17 more

Biokinetics Associates Ltd

Protecting Those Who Protect Us

WebsiteUpdated Jun 2026

Service detail: Testing Services

Service: Testing ServicesService: Ballistic TestingService: Stab & Slash TestingIndustry: DefenseIndustry: Justice & CorrectionsType: Materials Testing+17 more

Black River Systems Company

Utica, NY

Rapidly Engineered Solutions That Work

WebsitePhone1 officeUpdated Jun 2026

Service detail: R&D Solutions

Service: R&D SolutionsService: Artificial Intelligence / Machine LearningService: Autonomous Resource ManagementIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+11 more

Bluefin Innovations LLC

Imagine. Invent. Innovate.

Website19 projectsSize Estimate: 1-24 employeesUpdated Jun 2026

Project: Airport Biometric Access Control Handheld

Service: Embedded Systems Design and DevelopmentService: PCB Design and LayoutService: Firmware DevelopmentIndustry: DefenseIndustry: Medical DevicesType: Defense Engineering+32 more

Brandes Associates, Inc.

Lone Tree, CO

Breadth. Agility. Innovation.

WebsitePhone2 officesFounded 1990Updated Jun 2026

Service detail: Agile Software Development

Service: Agile Software DevelopmentService: Agile Release Train IntegrationService: Microservices Architecture & OrchestrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+27 more

Bridgers & Paxton Consulting Engineers, Inc.

Albuquerque, NM

We make buildings come to life

WebsitePhone3 offices3 projects10 credentialsFounded 1951Updated Jun 2026

Project: Kirtland Air Force Base Microgrid Resiliency Project

Service: Mechanical EngineeringService: Heating, Ventilating, and Air Conditioning (HVAC)Service: Central Plant DesignIndustry: GovernmentIndustry: HealthcareType: MEP+45 more