3 Phase Associates LLC
Chattanooga, TNElectrical Engineering and Consulting Services
Website1 office2 credentialsFounded 2016
Service: Electrical EngineeringService: Power System CalculationsIndustry: UtilitiesType: Electrical Engineering+33 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.
Filters2
State
City
Services
Industries
Firm types
52 results
Showing 1-24 of 52
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
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
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
Applied Power Technologies, Inc
San Jose, CAPowering Insights, Empowering Solutions
WebsitePhone2 offices2 credentials
Service: EPMS DesignService: Requirements AnalysisIndustry: HealthcareType: Electrical Engineering+24 more
Blue Sky Scientific LLC
San Diego, CADelivering creative solutions to your hardest problems
Website1 office6 projectsFounded 2006
Service: Embedded Systems EngineeringService: Firmware and Operating System DevelopmentIndustry: CommercialType: Automation & Controls+18 more
Bridge View Resources, LLC
Vacaville, CAOptimized and Sustainable Infrastructure Systems
WebsitePhone1 office3 projects
Service: Water & Wastewater System EngineeringService: Utility System Privatization & AcquisitionIndustry: DefenseType: Power & Utility Engineering+29 more
CR Access Consulting, LLC
Virginia Beach, VATailored Solutions for Government and Industry Excellence
WebsitePhone1 office3 projects
Service: Project and Program ManagementService: Resource ManagementIndustry: DefenseType: Defense Engineering+26 more
Cantada Inc
Fort Meade, MDEngineering Your Future
WebsitePhone2 offices3 leaders
Service: Engineering ServicesService: Hardware EngineeringIndustry: DefenseType: Electrical Engineering+7 more
Claymore Group LLC
Daphne, ALMulti-Discipline Engineering, Design, and Precision Fabrication
WebsitePhone1 office1 credentials
Service: Civil EngineeringService: Road and Bridge DesignIndustry: IndustrialType: Civil Engineering+54 more
Cybioms Corporation
Transforming aerospace systems and services with innovative AI and automation solutions.
Website5 projectsSize Estimate: 1-25 employeesUpdated Jun 2026
Service: Aerospace EngineeringService: Aerospace system designIndustry: AerospaceType: Aerospace Engineering+46 more
DUO Technology, LLC
Naples, FLFusing design and engineering to eliminate conflicts between elegance and functionality.
WebsitePhone1 office1 leaders
Service: Mechanical EngineeringService: Mechanical Design and Component EngineeringIndustry: GovernmentType: Mechanical Engineering+35 more
E3R Inc
San Diego, CAExceptional Employees for Exceptional Results
WebsitePhone1 office4 leaders
Service: Program ManagementService: Cost, schedule, performance, and risk managementIndustry: DefenseType: Defense Engineering+22 more
Ecompex, Inc.
Arlington, VAKey to the Right Intelligence
WebsitePhone1 office1 credentials
Service: Civil Engineering & Facilities ManagementService: Building Management & InspectionIndustry: DefenseType: Civil Engineering+12 more
Engineering Dynamics
Silver Spring, MDEngineering is a People Problem.
WebsitePhone1 office14 credentials
Service: Human Factors EngineeringService: Cognitive EngineeringIndustry: DefenseType: Defense Engineering+38 more
Enyuare LLC
Lexington, MAAdvanced Engineering Solutions
Website1 officeFounded 2021Updated Jun 2026
Service: Design EngineeringService: Software EngineeringIndustry: AerospaceType: Automation & Controls+15 more
Equator Corporation
Washington, DCStrength of Team, Depth of Capability
WebsitePhone3 offices1 projects
Service: Executive, Program, and Project ManagementService: Strategic Planning and Policy DevelopmentIndustry: DefenseType: Defense Engineering+45 more
Excellerix LLC
Elmsford, NYExcellence in Innovation & Research
WebsitePhone1 officeFounded 2020
Service: Hardware Product DevelopmentService: Software & Firmware DevelopmentIndustry: GovernmentType: Defense Engineering+8 more
Exponent
Hard Questions. Tough Challenges. Bring It.
Website5 projects4 leaders12 credentials
Service: Accident & Failure InvestigationService: Failure AnalysisIndustry: ChemicalsType: Forensic Engineering+50 more
Fresh Consulting
Seattle, WAWe design digital and physical products
WebsitePhone2 offices5 projects
Service: StrategyService: Innovation SprintsIndustry: IndustrialType: Electrical Engineering+48 more
H10 Capital
Seattle, WAConsultation and Engineering Services
WebsitePhone1 officeFounded 2007
Service: Mechanical EngineeringService: Assists Clients From Initial Concept To ProductionIndustry: ElectronicsType: Electrical Engineering+56 more
HEKA Aero, LLC
Melbourne, FLAdvanced Aerospace & Defense Solutions
WebsitePhone1 office3 projects
Service: Software EngineeringService: Certifiable Flight SoftwareIndustry: AerospaceType: Aerospace Engineering+21 more
Henderson Engineers
Lenexa, KSHenderson Engineers is a national building systems engineering design and facility consulting firm headquartered in Lenexa, Kansas, with 15 offices across the United States. Its team of more than 1,000 engineers provides mechanical, electrical, plumbing, fire and life safety, refrigeration, telecommunications, security, acoustics, and commissioning services for retail, healthcare, commercial, grocery and distribution, sports venue, and data center markets.
Website15 offices4 leaders2 credentials
Service: Mechanical EngineeringService: HVAC SystemsIndustry: CommercialType: MEP+31 more
Ingenix Technologies LLC
Engineering Systems That Move From Concept to Deployment
Website2 projects2 leadersSize Estimate: Up to 25 employees
Service: CybersecurityService: Hardware Security AnalysisIndustry: DefenseType: Defense Engineering+23 more