3Vi, Inc.
San Ramon, CAEngineering Excellence for a Sustainable Future
WebsitePhone3 offices1 leaders
Service: Systems Engineering & IntegrationService: SCADA and Control SystemsIndustry: TransitType: Electrical Engineering+20 more
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.
Filters1
State
City
Services
Industries
Firm types
242 results
Showing 1-24 of 242
A2e Technologies
San Diego, CAElectronic Design Built for Critical Programs
WebsitePhone1 office9 projects
Service: Electronics Design ServicesService: Hardware DesignIndustry: DefenseType: Electrical Engineering+26 more
A3 Technology, Inc.
Egg Harbor City, NJThe 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
ACSSTechs, LLC
Harvest, ALExpert Engineering Consultants
WebsitePhone1 office5 credentials
Service: Software EngineeringService: Software Development EnvironmentsIndustry: SoftwareType: Software Engineering+8 more
ACSYeS Inc
Aberdeen Proving Ground, MDScientific and engineering consulting services for aerospace, defense, and commercial applications.
WebsitePhone2 officesUpdated Jun 2026
Service: Systems EngineeringService: Architecture DevelopmentIndustry: AerospaceType: Defense Engineering+25 more
ADDX Corporation
Alexandria, VATenacious by Nature
WebsitePhone1 officeUpdated Jun 2026
Service: Engineering Readiness and Lifecycle SupportService: Digital Engineering LaunchpadIndustry: DefenseType: Defense Engineering+25 more
AE Works
Sewickley, PAWe Make Building Projects a Better Value
WebsitePhone2 offices15 projects
Service: Architecture & Interior DesignService: Programming and Test FitsIndustry: CommercialType: Architecture & Engineering+48 more
AENY Engineering P.C.
Northport, NYCost Effective Engineering
WebsitePhone2 officesUpdated Jun 2026
Service: Naval Architecture and Marine EngineeringService: Vessel Design and Construction SupportIndustry: AirportsType: Naval Architecture+29 more
AEPC Group, LLC
Santa Clarita, CAWe build confidence
WebsitePhone1 office1 projects
Service: ArchitectureService: Schematic and Conceptual Design DevelopmentIndustry: AerospaceType: Architecture & Engineering+42 more
AMG, Inc.
Dayton, OHIndustrial Facility Engineering
WebsitePhone1 office12 projects
Service: Process EngineeringService: PFD and P&ID DevelopmentIndustry: ChemicalsType: Automation & Controls+75 more
ASG Solutions Corporation
San Diego, CAASG 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
ASR Engineering Inc.
Portland, MEPrecision Industrial Control and Automation Engineering
WebsitePhone1 office1 credentials
Service: Industrial Control Automation EngineeringService: PLC and PAC ProgrammingIndustry: Food & BeverageType: Automation & Controls+28 more
ATOLLO Technology Solutions, LLC
Fulton, MDSmarter Automation. Wider Integration. Smarter Decisions Made Quickly & Affordably.
WebsitePhone1 office4 leaders
Service: Strategic Planning (Security & Operations)Service: Systems Engineering & Technology InsertionIndustry: DefenseType: Automation & Controls+14 more
AUSGAR Technologies, Inc.
San Diego, CAInnovative, High-Quality Engineering Services
WebsitePhone2 offices4 projects
Service: CybersecurityService: Assessment and Authorization (A&A)Industry: DefenseType: Defense Engineering+21 more
Abonmarche Consultants, Inc.
Many Disciplines One Team
Website2 projects10 credentials2 publications
Service: Civil EngineeringService: Stormwater ManagementIndustry: GovernmentType: Architecture & Engineering+59 more
Accolade Technologies LLC
Annapolis Junction, MDEmpowering organizations through technology
Website1 office2 credentialsFounded 2019
Service: Software DevelopmentService: CybersecurityIndustry: GovernmentType: Software Engineering+28 more
Aditi Consulting
Bellevue, WAGlobal. Innovative. Transformative.
WebsitePhone1 office5 projects
Service: AI + Data TransformationService: Data Strategy & ArchitectureIndustry: Financial ServicesType: Software Engineering+25 more
Advanced Control Services Inc
Dorado, PREmpowering Your Automation Projects
WebsitePhone1 officeFounded 1999
Service: Controls and AutomationService: PLC and SCADA ProgrammingIndustry: CommercialType: Automation & Controls+20 more
Advanced Research and Technology Corporation
Oxnard, CAInnovations for a Better Tomorrow
WebsitePhone1 office3 projects
Service: Radar and Electronic Warfare SystemsService: Radar Cross Section Measurement and AnalysisIndustry: DefenseType: Defense Engineering+33 more
Advanced Systems Technology, Inc.
Lawton, OKAdvanced 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
Alares LLC
Sarasota, FLGreat experiences build great results
WebsitePhone2 offices4 projects
Service: Architectural DesignService: Healthcare Facility DesignIndustry: HealthcareType: Architecture & Engineering+32 more
Alico Systems, Inc.
San Diego, CAAlico 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
AlphaWave Technologies LLC
Engineering on a different wavelength
WebsiteUpdated Jun 2026
Service: Software EngineeringService: AI/ML SystemsIndustry: DefenseType: Software Engineering+11 more
American Innovation For International Development Inc
Washington, DCA Dedication to Development, People and the Future
Website1 office2 projects2 credentials
Service: TelecommunicationsService: Telecommunication EngineeringIndustry: CommercialType: Power & Utility Engineering+17 more