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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3Bears Technical Services

Hixson, TN

Experts in Nuclear Operations and Waste Management Solutions

WebsitePhone1 office2 credentials
Service: Engineering and Project ManagementService: Mechanical EngineeringIndustry: NuclearType: Environmental Engineering+33 more

A.T.E. Solutions, Inc.

El Segundo, CA

When All Systems Must be Ready to Go

WebsitePhone2 offices1 projects
Service: Test Engineering ConsultingService: Automated Test Equipment SelectionIndustry: ElectronicsType: Electrical Engineering+25 more

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

ABF Solutions

ABF Solutions provides engineering services in electromechanical design andspecialty flame retardant coatings and services.

WebsiteUpdated Jun 2026
Service: Electromechanical DesignService: Specialty Flame Retardant Coatings and ServicesIndustry: GovernmentType: Electrical Engineering+6 more

ADDX Corporation

Alexandria, VA

Tenacious by Nature

WebsitePhone1 officeUpdated Jun 2026
Service: Engineering Readiness and Lifecycle SupportService: Digital Engineering LaunchpadIndustry: DefenseType: Defense Engineering+25 more

AFVET Solutions, LLC

Warner Robins, GA

Providing responsive, innovative solutions in aviation, engineering, logistics, and program management services.

WebsitePhone2 offices1 leaders
Service: Engineering SupportService: Systems Engineering and IntegrationIndustry: AviationType: Aviation Engineering+32 more

AMS Corporation

Knoxville, TN

Innovating Nuclear Technology

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

Altagrove LLC

Herndon, VA

Built for speed. Engineered to deliver.

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

Altron, Inc.

Mount Pleasant, SC

Trusted Service - Proven Results

WebsitePhone2 offices2 projects
Service: Systems and Software EngineeringService: AI and Machine LearningIndustry: DefenseType: Defense Engineering+27 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

Analytical Services and Materials, Inc. (AS&M)

Hampton, VA

Total Customer Satisfaction

WebsitePhone1 office2 projects
Service: Engineering ServicesService: Aeronautics EngineeringIndustry: AerospaceType: Aerospace Engineering+34 more

Apertus Solutions, LLC

Severna Park, MD

Open source engineering for trusted computing and embedded systems

Website1 office3 projectsUpdated Jun 2026
Service: Trusted Systems ResearchService: Linux Kernel DevelopmentIndustry: DefenseType: Software Engineering+10 more

Applied Chemical Technology, Inc.

Florence, AL

Applied Chemical Technology (ACT) is a one-stop engineering, research and development, and fabrication firm founded in 1981 and headquartered in Florence, Alabama. ACT specializes in chemical process scale-up, providing integrated engineering, laboratory and pilot plant R&D, and custom equipment fabrication for clients in the chemical, fertilizer, agriculture, and mining industries. Its 84,500-square-foot Florence campus includes office, laboratory, fabrication, and pilot plant facilities, and its ASME VIII Div 1 pressure vessel shop supports design and build of custom reactors and process systems.

WebsitePhone1 office1 credentials
Service: EngineeringService: Process EngineeringIndustry: ChemicalsType: Chemical Engineering+23 more

Attollo, LLC

New Bern, NC

Technically Proficient & Operationally Relevant

WebsitePhone2 offices3 leaders
Service: Engineering ServicesService: Model-Based Systems EngineeringIndustry: DefenseType: Defense Engineering+22 more

AvanTech Strategies Corporation

Hume, VA

Material solutions and technical consulting for defense applications.

Website1 officeUpdated Jun 2026
Service: Science & Technology AssessmentsService: Electro-Mechanical ConsultingIndustry: DefenseType: Defense Engineering+10 more

Barone Intelligence & Defense LLC

Innovation in Support of the National Defense

Website1 credentialsFounded 2009Updated Jun 2026
Service: Operational Engineering SupportService: Research and DevelopmentIndustry: DefenseType: Defense Engineering+24 more

BoldRF LLC

Boulder, CO

Innovative Microwave Solutions for the Future

WebsitePhone1 office1 projects
Service: Product DevelopmentService: Active Microwave CircuitsIndustry: DefenseType: Electrical Engineering+16 more

Bravo Team LLC

Cornelius, NC

Engineering Excellence that Drives Breakthroughs

WebsitePhone1 office2 projects
Service: Research & DevelopmentService: Rapid PrototypingIndustry: AerospaceType: Electrical Engineering+19 more

Burfitt Engineering LLC

Transforming Ideas Into Reality

Website1 leadersUpdated Jun 2026
Service: Aerospace Test and EvaluationService: Gas Turbine, Ramjet, and Scramjet Engine Ground TestingIndustry: AerospaceType: Aerospace Engineering+13 more

Carollo Engineers, Inc.

Walnut Creek, CA

Working Wonders with Water

WebsitePhone1 office12 projects
Service: Water InfrastructureService: Drinking WaterIndustry: UtilitiesType: Water / Wastewater Engineering+25 more

Cedarwood Engineering & Cedarwood Environmental Services

Saratoga Springs, NY

Cedarwood Engineering & Environmental Services is a New York-based organization consisting of two related entities: Cedarwood Engineering Services PLLC, a full-service engineering design firm, and Cedarwood Environmental Services, Inc., which provides contract operations for municipal and private drinking water and wastewater systems across New York State and within the New York City Watershed. Together, the two entities serve both municipal and private clients with civil, environmental, and water/wastewater engineering design and operations services from offices in Saratoga Springs, Watertown, Warrensburg, and Walton, New York.

WebsitePhone4 officesUpdated Jun 2026
Service: Water & Wastewater EngineeringService: Civil EngineeringIndustry: GovernmentType: Civil Engineering+8 more

Centuria Corporation

Reston, VA

A Data Driven Company

WebsitePhone2 offices3 projects
Service: Engineering & Scientific ServicesService: Systems EngineeringIndustry: FederalType: Aerospace Engineering+63 more

Chartis Federal

McLean, VA

Mission-critical solutions for the Federal Government

WebsitePhone1 office3 projects
Service: Engineering & IntegrationService: Enterprise ArchitectureIndustry: FederalType: Defense Engineering+30 more

Collectif Engineering PLLC

New York, NY

Unifying Minds, Engineering Our Future

Website1 office3 leaders1 credentials
Service: MEP-FP DesignService: Mechanical and HVAC DesignIndustry: CommercialType: MEP+18 more