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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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

ADCOMM Engineering LLC

Woodinville, WA

We Bridge The Gap Between Operations and Technology.

WebsitePhone2 offices1 credentials
Service: Systems EngineeringService: Public Safety Systems EngineeringIndustry: Public SafetyType: Owner's Engineer+32 more

AIM Engineering & Surveying, Inc.

Fort Myers, FL

Innovative Engineering Solutions Since 1980

WebsitePhone5 offices8 projects
Service: Transportation Engineering & DesignService: RoadwaysIndustry: TransportationType: Transportation Engineering+35 more

AVT Simulation

Orlando, FL

Improving Readiness Through Training

WebsitePhone1 office4 projects
Service: Flight Simulator DevelopmentService: Rotary Wing TrainersIndustry: DefenseType: Defense Engineering+48 more

Abonmarche Consultants, Inc.

Many Disciplines One Team

Website2 projects10 credentials2 publications
Service: Civil EngineeringService: Stormwater ManagementIndustry: GovernmentType: Architecture & Engineering+59 more

Abysmal Corporation LLC

Integrated Engineering, Environmental, and IT Solutions for Efficiency, Safety, and Sustainability

Website6 projectsUpdated Jun 2026
Service: Engineering ServicesService: Chemical EngineeringIndustry: Environmental & RemediationType: Environmental Engineering+24 more

Acela Architects + Engineers, PC

Allentown, PA

Innovation. Integrated

WebsitePhone1 office4 projects
Service: ArchitectureService: Conceptual and schematic designIndustry: ResidentialType: Civil Engineering+30 more

Adobe Associates, Inc.

Santa Rosa, CA

Recognized as one of the top Civil Engineering and Land Surveying firms in the North Bay, Adobe Associates, Inc. provides Civil Engineering, Land Surveying, Land Planning, and Wastewater and Septic Design services for the development of private and public projects. Since 1982, Adobe Associates has helped thousands of clients maximize the value of their projects by finding potential opportunities others often miss, creating practical, accurate design solutions, and guiding projects through the regulatory process. Adobe Associates is a family business built on honesty, integrity, and dependability, with project experience spanning residential development, commercial, affordable housing, hospitality, agricultural, and public infrastructure work across Northern California.

WebsitePhone1 office7 projects
Service: Civil EngineeringService: Feasibility StudiesIndustry: ResidentialType: Civil Engineering+39 more

Advanced Automation Corporation

Rome, NY

Confidence in the Future: Emerging Technologies to Support the Warfighter

WebsitePhone1 office3 projects
Service: Systems EngineeringService: Requirements Definition and ManagementIndustry: AerospaceType: Defense Engineering+32 more

Advanced Infrastructure Design, Inc.

Hamilton, NJ

Advanced Infrastructure Design, Inc. (AID) is a consulting engineering practice established in 1998. Headquartered in Hamilton, New Jersey, with an office in Philadelphia, Pennsylvania, it is staffed by licensed Professional Engineers, scientists, researchers, and technicians. The practice specializes in transportation infrastructure preservation, deploying advanced non-destructive testing (NDT) technologies to evaluate and design solutions for roads, bridges, tunnels, airports, substructures, foundations, and parking structures. It is led by President Mojgan Mohtashami, PhD, MBA.

Website2 offices1 leadersFounded 1998
Service: Pavement EngineeringService: Comprehensive Non-Destructive Field TestingIndustry: GovernmentType: Civil Engineering+59 more

Advanced Technology & Research Corporation

Beltsville, MD

Fifty Years of Engineering Excellence

WebsitePhone1 office2 projects
Service: Engineering ServicesService: Ship Signatures TechnologyIndustry: DefenseType: Defense Engineering+11 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects
Service: Planning & SchedulingService: CPM Schedule DevelopmentIndustry: InfrastructureType: Owner's Engineer+31 more

AeroMech Incorporated

Mukilteo, WA

Precision aerospace engineering, FAA certification, and inflight connectivity solutions.

WebsitePhone3 offices2 projects
Service: FAA STC DevelopmentService: Inflight Connectivity STCsIndustry: AviationType: Aerospace Engineering+15 more

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

Alico Systems, Inc.

San Diego, CA

Alico Systems is an innovative product development practice that designs solutions for consumer, industrial, government, and military markets. Its expertise spans mobile wireless computing platforms for image, voice, video, and data communications, alongside phased array beam steered antennas, RF transceivers, microprocessor and FPGA electronics, and wireless sensor networks for remote monitoring and control. Key systems include mobile satellite communications terminals, VoIP PBX systems, broadband wireless networks, and motion sensor platforms.

WebsitePhone1 office1 projects
Service: Systems EngineeringService: Communications and Network EngineeringIndustry: DefenseType: Electrical Engineering+28 more

Alta Environmental & Infrastructure

Tucson, AZ

Partnering to Build & Protect What Matters Most

WebsitePhone5 offices10 projects
Service: Civil EngineeringService: Site Civil DesignIndustry: InfrastructureType: Civil Engineering+32 more

Altagrove LLC

Herndon, VA

Built for speed. Engineered to deliver.

WebsitePhone3 offices6 projects
Service: CyberService: Cyber Security EngineeringIndustry: DefenseType: Software Engineering+26 more

Alytic, Inc.

King George, VA

Government Contractor, Seaport-e Prime Contract Holder and Experts on Navy Energy Conservation

WebsitePhone1 office3 leaders
Service: Engineering Services and Technical SupportService: Concept Definition and RefinementIndustry: DefenseType: Defense Engineering+28 more

Application Technology Strategy, LLC

Georgetown, TX

Satellite and space consulting firm specializing in satellite communications and space systems technology consulting. ATS is led by Bruce Elbert with over 50 years of space industry experience, offering technical and management consulting, systems architecture, broadband and wireless consulting, RF and interference resolution, and expert witness services for legal proceedings involving satellite and radio communications.

Website1 office1 leaders5 credentials
Service: Technical & Management Consulting in Satellite CommunicationsService: Space Segment ConsultingIndustry: AerospaceType: Telecom / RF Engineering+16 more

Applied Automation and Controls, Inc.

Expert Automation & Control Solutions for Oil & Gas

Website5 credentialsUpdated Jun 2026
Service: Automation & Control Systems EngineeringService: Data Acquisition SystemsIndustry: Oil & GasType: Automation & Controls+29 more

Argis Solutions, Inc.

Aurora, CO

The no-nonsense spatial partner.

Website1 office5 projects1 leaders
Service: GIS Assessments & System Health ChecksService: Services for ArcGIS OnlineIndustry: GovernmentType: Software Engineering+15 more

Arrington Engineering & Land Surveying Inc.

Birmingham, AL

Innovation Runs In Our Blood

WebsitePhone1 officeFounded 1985
Service: Land SurveyingService: Boundary surveysIndustry: GovernmentType: Civil Engineering+19 more

Athena Engineering & Environmental

Nashville, TN

Practical environmental and engineering solutions, delivered with precision and integrity.

WebsitePhone4 offices9 projects
Service: Geotechnical EngineeringService: Subsurface Exploration (Soil and Rock)Industry: FederalType: Environmental Engineering+95 more

Aumakua Technical Solutions, LLC

Glen Burnie, MD

Bridging the Gap Between Operations and Technology

WebsitePhone1 office2 projects
Service: Systems Integration & TestingService: Radio Frequency Engineering & OperationsIndustry: DefenseType: Defense Engineering+21 more