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 credentialsUpdated Jun 2026

Service detail: Technical Program Management

Service: Technical Program ManagementService: End-to-End Program ManagementService: Risk ManagementIndustry: DefenseIndustry: FederalType: Defense Engineering+28 more

A2e Technologies

San Diego, CA

Electronic Design Built for Critical Programs

WebsitePhone1 office9 projects8 credentialsUpdated Jun 2026

Project: 600W Power Factor Corrector

Service: Electronics Design ServicesService: Hardware DesignService: PCB Design and LayoutIndustry: DefenseIndustry: AerospaceType: Electrical Engineering+24 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

AEi Systems, Inc.

Centennial, CO

Analytical HEAVY Lifting

WebsitePhone2 offices9 publicationsFounded 1995Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Worst-Case Circuit Analysis (WCCA)

Service: Worst-Case Circuit Analysis (WCCA)Service: Pre-WCCA design review and assessmentService: WCCA document reviewIndustry: ElectronicsIndustry: SpaceType: Electrical Engineering+38 more

AFuzion Inc.

Carlsbad, CA

When Safety Is Critical.

WebsitePhone1 office1 projects1 credentialsFounded 1989Size Estimate: 50-100 employees

Project: Applied Avionics DCU120 DAL A Certification Support

Service: Safety-Critical EngineeringService: Aviation Systems EngineeringService: Aviation Software EngineeringIndustry: AviationIndustry: AerospaceType: Aerospace Engineering+31 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 projects1 leadersFounded 2005Updated Jun 2026

Project: Technical Support Services for NAVFAC SE DCBL/DC 4

Service: Engineering ServicesService: Electrical EngineeringService: Engineering TechniciansIndustry: DefenseIndustry: FederalType: Defense Engineering+23 more

AVIAN

Lexington Park, MD

We empower our people to do good and help others with simple solutions.

Website8 offices3 leaders1 credentialsUpdated Jun 2026

Service detail: Test & Evaluation

Service: Test & EvaluationService: Test Program ManagementService: UAS Test FlightIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+16 more

Advanced Research and Technology Corporation

Oxnard, CA

Innovations for a Better Tomorrow

WebsitePhone1 office3 projects1 leaders8 credentials2 publications

Project: Navy Threat Simulator Validation Contract

Service: Radar and Electronic Warfare SystemsService: Radar Cross Section Measurement and AnalysisService: Radar Signature ControlIndustry: DefenseIndustry: AerospaceType: Defense Engineering+31 more

Advanced Rotorcraft Technology Inc

Fremont, CA

A Leader in Rotorcraft Simulation

WebsitePhone1 office5 projects21 leadersFounded 1982Size Estimate: 10-49 employees

Project: AVCATT Simulator Model Development

Service: Aircraft Design and AnalysisService: Parametric StudiesService: Performance AnalysisIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+26 more

Aerospace Technical Services LLC

Boston, MA

Best-in-Class Data Science Solutions for Aerospace, Energy, and Health Systems

Website4 offices7 projects5 leadersFounded 2015Updated Jun 2026

Project: Optimizing Satellite Constellations: ATS MDP Model Application

Service: Data ScienceService: Machine LearningService: Predictive Asset ManagementIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+11 more

Agilis Engineering Inc

Palm Beach Gardens, FL

We provide revolutionary insight into the engines that move and power our world.

WebsitePhone5 officesUpdated Jun 2026

Service detail: Measurement Systems

Service: Advanced Turbine Engine Design and DevelopmentService: Measurement SystemsIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+4 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical System DesignService: HVAC Systems DesignIndustry: AerospaceIndustry: NuclearType: Civil Engineering+46 more

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects3 credentialsFounded 1978Size Estimate: 25-50 employees

Project: Town of Windsor SCADA System

Service: Electrical EngineeringService: Lighting Design and ModelingService: Power System StudiesIndustry: WastewaterIndustry: Water SupplyType: Automation & Controls+33 more

Argo Performance, Ltd.

San Diego, CA

Smart People Creating Smart Buildings

WebsitePhone1 office7 projects2 leaders4 credentialsUpdated Jun 2026

Project: Gilead Sciences Building 800 Reef TI GMP Plant

Service: Building CommissioningService: Whole Building CommissioningService: RetrocommissioningIndustry: CommercialIndustry: Life SciencesType: Automation & Controls+30 more

Arrow Engineering Services, Inc.

Lancaster, CA

Serving California & Nevada for over 31 years

WebsitePhone1 office6 projects2 credentialsUpdated Jun 2026

Project: Avenue K Overpass

Service: Civil EngineeringService: Roadway and overpass engineeringService: Commercial site developmentIndustry: TransportationIndustry: CommercialType: Civil Engineering+8 more

Atea Technologies LLC

Westlake Village, CA

High-Tech Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Engineering and Product Development

Service: Engineering and Product DevelopmentService: Concept DevelopmentService: Design and OptimizationIndustry: DefenseIndustry: AerospaceType: Defense Engineering+6 more

Atugan

Carlsbad, CA

Engineering for unlimited possibilities.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Wireless Communications

Service: Wireless CommunicationsService: Satellite and Terrestrial System DesignService: Wideband and Narrowband RF EngineeringIndustry: TelecommunicationsIndustry: DefenseType: Telecom / RF Engineering+19 more

Aurex

Huntsville, AL

Engineering the Edge of Possible

WebsitePhone6 offices2 projects18 leadersUpdated Jun 2026

Project: Heavy Demonstrator Mission

Service: Hypersonic Systems EngineeringService: Modeling and SimulationService: Engineering Design TradesIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+42 more

CaVU Consulting, Inc.

San Diego, CA

Ceiling and Visibility Unlimited

Website2 officesUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Systems Life-Cycle EngineeringService: Balanced Technical SolutionsIndustry: DefenseIndustry: FederalType: Defense Engineering+25 more

Cannon Corporation

Irvine, CA

Reliable. Responsive. Solutions.

Website6 offices4 projectsFounded 1976Updated Jun 2026

Project: Space Launch Complex Structural Upgrades, Cape Canaveral

Service: Engineering & DesignService: Structural EngineeringService: Electrical EngineeringIndustry: AerospaceIndustry: DefenseType: Civil Engineering+18 more

Canyon

El Segundo, CA

Canyon is an El Segundo, California defense engineering and acquisition consulting firm founded in 2006 that supports U.S. Space Force, Air Force, and Department of Defense program offices in GPS and positioning, navigation, and timing (PNT) programs. Canyon's engineers and acquisition specialists bring over 100 combined years of program management, systems engineering, and test and evaluation experience to space vehicle, ground, and user equipment programs. Canyon holds a patent on a Steerable Antenna System (US 12,562,472 B2) and has provided broad expertise in GPS-III satellite development and the Modernized GPS User Equipment (MGUE) program.

WebsitePhone1 office2 projects5 leadersFounded 2006Updated Jun 2026

Project: GPS-III Navigation Satellite Program Support

Service: Acquisition Engineering SupportService: Systems EngineeringService: Requirements DevelopmentIndustry: DefenseIndustry: SpaceType: Defense Engineering+6 more

Carine, Inc.

Los Alamitos, CA

Carine, Inc. is a commercial project management firm based in Los Alamitos (Southern California), founded in 2012 by Andrew Trost, P.E. It provides turnkey owner's agent project and construction management services from inception through commissioning and turnover. Carine serves local, national, and international clients across a wide range of market sectors including aerospace, automotive, industrial/manufacturing, material handling and warehouse, food/pharma/process, commercial, healthcare, hospitality, and education. Services include project management, construction management, technical design management, fire protection services, and cost estimating. Named projects include a $150MM multi-phased manufacturing plant expansion for a major US aeronautics manufacturer in Georgia, a 160,000 SF automated storage and retrieval system (ASRS) installation for Niagara Bottling in Rialto CA, and a laboratory testing facility in Irvine CA.

WebsitePhone1 office3 projectsFounded 2012Updated Jun 2026

Project: Major US Aeronautics Manufacturer: Multi-Phased Manufacturing Plant Expansion

Service: Project ManagementService: Owner's RepresentativeService: Project Charter & Program DevelopmentIndustry: AerospaceIndustry: AutomotiveType: Owner's Engineer+19 more

Celeris Systems, Inc.

Anaheim, CA

Your Mission, Our Purpose

WebsitePhone3 offices1 leaders1 credentialsFounded 2005Updated Jun 2026

Service detail: Engineering & Mission Integration Services

Service: Engineering & Mission Integration ServicesService: Systems EngineeringService: Integration & TestIndustry: DefenseIndustry: AerospaceType: Defense Engineering+20 more

Clay Allen Design

Sacramento, CA

From napkin sketches to production, delivering mechanical engineering and industrial design to bring complex products to market.

WebsitePhone1 office1 leadersSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Mechanical Engineering & Product Design

Service: Mechanical Engineering & Product DesignService: Industrial Design ServicesService: Aerospace & Defense Spec DesignIndustry: AerospaceIndustry: DefenseType: Mechanical Engineering+15 more