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 credentials
Service: Technical Program ManagementService: End-to-End Program ManagementIndustry: DefenseType: Defense Engineering+30 more

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

4D Tech Solutions, LLC

Fairmont, WV

Mission-Driven Design and Development

WebsitePhone1 office5 projects
Service: Technology DevelopmentService: MEMS-Mirror LiDAR SystemsIndustry: DefenseType: Aerospace Engineering+21 more

ABD Tech Solutions, LLC

Achieving military interoperability

Website2 leaders1 credentialsUpdated Jun 2026
Service: Foreign Military Sales SupportService: Pre-Letter of Request SupportIndustry: DefenseType: Defense Engineering+26 more

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

ADAPT Technology

Auburn Hills, MI

Engineering from Concept to Production

WebsitePhone2 offices1 projects
Service: Engineering DesignService: CAD/CAE DesignIndustry: AerospaceType: Mechanical Engineering+29 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

AFORGE LLC

Lorton, VA

Accelerating the Speed of Knowledge to Support National Security

WebsitePhone3 offices6 credentials
Service: Strategy, Advisory, & ConsultingService: Strategic & Operational PlanningIndustry: DefenseType: Defense Engineering+30 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

AM Pierce & Associates, Inc.

California, MD

AM Pierce & Associates, Inc. is a Maryland-based technical services company supporting Department of Defense customers with engineering, research, cyber, C5ISR, program, and acquisition capabilities. Its team works on sensor and data fusion, autonomy, unmanned systems, interoperability, systems engineering, modeling and simulation, warfare analysis, data links, electronic warfare, security systems engineering, and NAVAIR data fusion programs.

WebsitePhone2 offices3 leaders
Service: Engineering and ResearchService: Sensor and Data FusionIndustry: DefenseType: Defense Engineering+23 more

AMT Corporation

Madison, AL

Absolute accuracy. Proven reliability.

WebsitePhone1 office1 leaders
Service: Systems Engineering and CADService: Mechanical system and component designIndustry: DefenseType: Defense Engineering+22 more

APEX Defense

Huntsville, AL

Elevate Your Defense Strategy

Website1 office1 credentialsUpdated Jun 2026
Service: Program ManagementService: Strategic PlanningIndustry: DefenseType: Defense Engineering+14 more

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

ASI Partners Inc.

Huntsville, AL

Engineering Capability and Talent for What Comes Next

WebsitePhone1 officeUpdated Jun 2026
Service: Systems EngineeringService: Architecture Development and MBSEIndustry: DefenseType: Defense Engineering+22 more

ATALO Solutions, Inc.

St. Petersburg, FL

Transforming complex challenges into strategic technological opportunities

WebsitePhone1 office1 credentials
Service: Systems Integration and EngineeringService: System Requirements IdentificationIndustry: FederalType: Software Engineering+25 more

ATCSI LLC

Chesapeake, VA

ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.

Website1 office2 projects4 leaders
Service: Air Traffic Control Systems IntegrationService: Air Traffic Control Procedure and Policy DevelopmentIndustry: DefenseType: Aerospace Engineering+21 more

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

Acceleration Engineering, LLC

Greenville, SC

Acceleration Engineering, LLC is an engineering and government contracting services firm with offices in Greenville, South Carolina, and Norton, Massachusetts, whose team draws on experience across the U.S. Navy, Special Forces, and Intelligence community. Its practice covers proposal development, government contractor onboarding, contract and proposal management, quality compliance auditing, and engineering and program support for defense and shipbuilding clients.

WebsitePhone2 officesUpdated Jun 2026
Service: Proposal and Solicitation SearchService: Government Contractor OnboardingIndustry: DefenseType: Defense Engineering+4 more

Accolade Technologies LLC

Annapolis Junction, MD

Empowering organizations through technology

Website1 office2 credentialsFounded 2019
Service: Software DevelopmentService: CybersecurityIndustry: GovernmentType: Software Engineering+28 more

Acquisition Systems Associates

Combining expertise and proven methodologies to optimize technology transition

Website5 projects2 credentialsUpdated Jun 2026
Service: Acquisition Strategy and SupportService: Requirements DevelopmentIndustry: DefenseType: Defense Engineering+21 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 Concepts in Engineering & Science, LLC

Colorado Springs, CO

Strategic Solutions delivered with Tactical Speed and Innovation

WebsitePhone1 officeUpdated Jun 2026
Service: Engineering Services and Applied ScienceService: Conceptual Solution DesignIndustry: DefenseType: Defense Engineering+10 more

Advanced Logistics Support (ALS) Corporation

Albuquerque, NM

Delivering consistent high standard results

WebsitePhone2 offices4 projects
Service: Engineering and Technical ServicesService: Electronic Warfare & SATCOM Systems EngineeringIndustry: DefenseType: Defense Engineering+18 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: LVC-G Training Systems EngineeringService: Live, Virtual, and Constructive SimulationIndustry: DefenseType: Defense Engineering+14 more