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 credentialsUpdated Jun 2026

Service detail: Technical Program Management

Service: Technical Program ManagementService: End-to-End Program ManagementService: Risk ManagementIndustry: DefenseIndustry: FederalType: Defense Engineering+28 more

A.M. Engineering

Elko, NV

Civil Engineering, Surveying, and Project Management Services in Nevada

WebsitePhone2 offices1 projects2 credentialsUpdated Jun 2026

Project: NGM Cortez Hills Underground and Goldrush Master Survey Control Networks

Service: Civil EngineeringService: Streets and Highway DesignService: Aviation InfrastructureIndustry: GovernmentIndustry: FederalType: Civil Engineering+45 more

A2 Efficiency

Santa Rosa, CA

Building performance consulting, from first principles to policy.

WebsitePhone1 officeUpdated Jun 2026

Service detail: MEP Basis of Design & Performance Consulting

Service: MEP Basis of Design & Performance ConsultingService: Early-Stage Energy & Comfort ModelingService: Mechanical System Concept & Basis of DesignIndustry: CommercialIndustry: EducationType: MEP+18 more

ABD Engineers & Surveyors, LLP

Schenectady, NY

ABD Engineers & Surveyors, LLP is a civil engineering and land surveying firm founded in 1987 and headquartered in Schenectady, New York. Serving clients throughout Upstate New York and the Capital Region, it has built its reputation on residential, commercial, and municipal projects including subdivisions, site developments, senior housing, hotels, schools, correctional facilities, and commercial parks. ABD's partners bring deep expertise in the New York State permitting process, working with NYSDEC, NYSDOT, USACE, FEMA, and local municipal boards.

WebsitePhone1 office2 leadersFounded 1987Size Estimate: 15 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design & DevelopmentService: Stormwater Management & Drainage DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+17 more

ACSYeS Inc

Aberdeen Proving Ground, MD

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

WebsitePhone2 officesUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Architecture DevelopmentService: Requirements EngineeringIndustry: AerospaceIndustry: CommercialType: Defense Engineering+23 more

ADO Engineering, Inc.

South Elgin, IL

Specialized electrical engineering for aviation, transportation, and facilities projects

WebsitePhone1 officeFounded 2011Updated Jun 2026

Service detail: Electrical Systems Design

Service: Electrical Systems DesignService: Facility Electrical EngineeringService: Power Distribution DesignIndustry: AviationIndustry: TransportationType: Electrical Engineering+9 more

AE Works

Sewickley, PA

We Make Building Projects a Better Value

WebsitePhone2 offices15 projects1 leaders23 credentials3 publications

Project: Bay Pines VA Medical Center, Electronic Health Records Modernization

Service: Architecture & Interior DesignService: Programming and Test FitsService: Master Planning and Space ConsolidationIndustry: CommercialIndustry: Multifamily ResidentialType: Architecture & Engineering+46 more

AFuzion Inc.

Carlsbad, CA

When Safety Is Critical.

WebsitePhone1 office1 projects1 credentialsFounded 1989Size Estimate: 50-100 employees

Project: Applied Avionics DCU120 DAL A Certification Support

Service: Safety-Critical EngineeringService: Aviation Systems EngineeringService: Aviation Software EngineeringIndustry: AviationIndustry: AerospaceType: Aerospace Engineering+31 more

AHBL, Inc.

Tacoma, WA

Shaping Stronger Communities

WebsitePhone4 offices14 projects8 leaders27 credentialsFounded 1969

Project: Carla Peperzak Middle School

Service: Civil EngineeringService: Site Development SolutionsService: Stormwater Management SystemsIndustry: EducationIndustry: HealthcareType: Civil Engineering+41 more

ARKS Enterprises, Inc.

Ensure Customer Success Through Knowledge and Technology

Website1 projects1 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Project: US Navy Combatant Craft Division AES Order

Service: Government Engineering ServicesService: Position Navigation and Time (PNT) SolutionsService: C2 and Sensor IntegrationIndustry: DefenseIndustry: MarineType: Defense Engineering+6 more

ARRO Consulting, Inc.

Lititz, PA

Your trusted partner for municipal engineering.

WebsitePhone13 offices8 projects4 leadersFounded 1946Size Estimate: 100-300 employees

Project: Upper Uwchlan Township Municipal Authority Administrator

Service: Civil & MunicipalService: Appointed Engineer representationService: Roadway and Infrastructure RehabilitationIndustry: GovernmentIndustry: UtilitiesType: Civil Engineering+50 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

ATT Metrology Solutions

Issaquah, WA

Shaping the future of accuracy one measurement at a time.

WebsitePhone1 office3 projects7 credentialsUpdated Jun 2026

Project: Robotic Material Application Path Correction

Service: On-Site Metrology ServicesService: CalibrationService: On-Site MeasurementIndustry: ManufacturingIndustry: AerospaceType: Automation & Controls+24 more

Acquisition Systems Associates

Combining expertise and proven methodologies to optimize technology transition

Website5 projects2 credentialsUpdated Jun 2026

Project: DEVCOM Armaments Center Technology Transition Support

Service: Acquisition Strategy and SupportService: Requirements DevelopmentService: Acquisition Strategy DevelopmentIndustry: DefenseIndustry: AerospaceType: Defense Engineering+19 more

Adacel Systems, Inc.

Orlando, FL

Adacel Systems, Inc. supports aviation and defense customers from Orlando with air traffic management, digital tower, simulation, and training technology. Adacel combines REVAL digital ATC tower consulting, system design, development, deployment, and support; Aurora air traffic management system engineering, software development, test, and verification; MaxSim air traffic control simulation; and ICE aviation phraseology training tools.

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Digital ATC Tower Systems

Service: Digital ATC Tower SystemsService: Aerodrome System IntegrationService: Remote Tower ArchitectureIndustry: AviationIndustry: AirportsType: Aviation Engineering+19 more

Advanced Automation Corporation

Rome, NY

Confidence in the Future: Emerging Technologies to Support the Warfighter

WebsitePhone1 office3 projects6 leaders3 credentialsSize Estimate: 25-50 employees

Project: Integrated Electronic Data Environment (IEDE) for Plutonium Processing Facility

Service: Systems EngineeringService: Requirements Definition and ManagementService: Conceptual and Preliminary DesignIndustry: AerospaceIndustry: DefenseType: Defense Engineering+30 more

Advanced Sciences and Technologies

Advanced Sciences and Technologies delivers systems engineering, test and evaluation, software development, and systems integration services for mission-critical defense, aviation, aerospace, and naval programs. The practice supports major federal agencies including the FAA, Department of Defense, and Department of Homeland Security, providing advanced combat systems development, air traffic management support, and complex software integration.

Website2 projects4 leaders1 credentialsUpdated Jun 2026

Project: US Navy Integrated Combat System Systems Engineering and Software Integration

Service: Systems EngineeringService: Systems Engineering Services Focused On The DesignService: ManagementIndustry: FederalIndustry: DefenseType: Defense Engineering+23 more

AeroShield Consulting

Tucson, AZ

Expert Counter-UAS Consulting Services

WebsitePhone1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Threat Assessment & Risk Analysis

Service: Threat Assessment & Risk AnalysisService: Technology Evaluation & ProcurementService: System Selection & IntegrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+18 more

AirLandSeah

All domain mobility

Website1 projects1 leaders3 credentials1 publicationsUpdated Jun 2026

Project: FAA UAS Detection and Mitigation Aviation Rulemaking Committee

Service: Aviation and Defense Advisory ServicesService: Strategic Development and IntelligenceService: Regulatory and Lifecycle AdvisoryIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+6 more

Albacore Aerospace LLC

Melbourne, FL

High-Performance VTOL Aircraft & Launch Vehicles

Website1 office2 projectsUpdated Jun 2026

Project: Aquilon VTOL Jet Interceptor

Service: VTOL Aircraft Design & PrototypingService: Aquilon VTOL Jet InterceptorService: Skorpion Compact VTOL QuadplaneIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+18 more

Altron, Inc.

Mount Pleasant, SC

Trusted Service - Proven Results

WebsitePhone2 offices2 projects5 leaders1 credentialsUpdated Jun 2026

Project: Department of State Passport Processing Operations

Service: Systems and Software EngineeringService: AI and Machine LearningService: Systems Integration and TestIndustry: DefenseIndustry: FederalType: Defense Engineering+25 more

Anacapa Engineering and Design, Inc.

Bakersfield, CA

Transform Your Vision with Our Professional Engineering Team.

WebsitePhone1 office2 projects8 leadersFounded 2017Updated Jun 2026

Project: Springville Library

Service: Mechanical EngineeringService: System Design From Prototyping To ProductionService: Creating Reliable Configurations That Optimize PerformanceIndustry: IndustrialIndustry: Renewable EnergyType: Civil Engineering+36 more

Anchor Innovation, Inc.

Virginia Beach, VA

From the Waterfront to Operational Edge

WebsitePhone1 office1 credentialsFounded 2002Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Direct Operations Support

Service: Direct Operations SupportService: Port OperationsService: Maritime SecurityIndustry: DefenseIndustry: Public SafetyType: Defense Engineering+28 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 more