Public engineering firm directory

Find engineering consulting firms by capability and location.

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AESUS Design Group, LLC

Tempe, AZ

Integrated Architecture & Engineering

WebsitePhone3 offices12 projects2 leaders1 credentialsFounded 2014

Project: 5th Floor Med-Surg Inpatient Wing Gut & Remodel

Service: ArchitectureService: Architectural Concept DesignService: Design Development DocumentationIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+48 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

APEX Engineering

Los Gatos, CA

Responsive, reliable, and results-driven structural engineering.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Buildings and Foundations

Service: Buildings and FoundationsService: Structural Framing AssessmentService: Retaining Wall EngineeringIndustry: CommercialIndustry: Renewable EnergyType: Structural Engineering+10 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

Achates Power, Inc.

San Diego, CA

Fundamentally Better Engines

WebsitePhone2 offices4 projects2 credentialsFounded 2004Updated Jun 2026

Project: Ultralow NOx Diesel Heavy-Duty Engine Deployment

Service: Opposed-Piston Engine Technology LicensingService: Engine Design LicensingService: Development and Test ToolsIndustry: AutomotiveIndustry: DefenseType: Mechanical Engineering+14 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

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more

Alico Systems, Inc.

San Diego, CA

Alico 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 projects2 credentialsUpdated Jun 2026

Project: SAXBA Distributed Broadband SATCOM On-The-Move Terminal

Service: Systems EngineeringService: Communications and Network EngineeringService: Systems Integration of Mobile Wireless and Satellite NetworksIndustry: DefenseIndustry: GovernmentType: Electrical Engineering+26 more

Alter Engineers

Oakland, CA

Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: UC Berkeley Hildebrand Hall HVAC Modernization

Service: Mechanical, Plumbing, and Fire Protection EngineeringService: Mechanical and Plumbing Engineer of RecordService: Design Drawing CreationIndustry: EducationIndustry: Research FacilitiesType: Mechanical Engineering+23 more

Argos Engineers

Torrance, CA

We are solution forward.

WebsitePhone1 office5 projectsFounded 2003Updated Jun 2026

Project: Piping Design

Service: Solid MechanicsService: Stress AnalysisService: Fatigue AnalysisIndustry: Oil & GasIndustry: ChemicalsType: Mechanical Engineering+31 more

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects3 leaders1 credentials1 publications

Project: Mohs & GI Procedure Room Renovation

Service: Mechanical EngineeringService: Air Handling Unit DesignService: Central Utility PlantsIndustry: HealthcareIndustry: FederalType: MEP+51 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

Black Water Consulting Engineers, Inc.

Modesto, CA

Clean Water Shaping Stronger Communities

Website3 offices5 projects3 leaders1 credentialsFounded 2012Updated Jun 2026

Project: Oakdale Wastewater River Crossing

Service: Drinking Water EngineeringService: Hydraulic ModelingService: Water Treatment Plant DesignIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+26 more

Brandes Associates, Inc.

Lone Tree, CO

Breadth. Agility. Innovation.

WebsitePhone2 officesFounded 1990Updated Jun 2026

Service detail: Agile Software Development

Service: Agile Software DevelopmentService: Agile Release Train IntegrationService: Microservices Architecture & OrchestrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+27 more

CHS Consulting Group

Oakland, CA

Transportation Moves Us!

WebsitePhone4 offices4 projects1 leadersUpdated Jun 2026

Project: BART Oakland Airport Connector

Service: Transportation PlanningService: Areawide PlanningService: Corridor PlanningIndustry: AviationIndustry: GovernmentType: Transportation Engineering+30 more

Calichi Design Group

Oakland, CA

Site civil and dry utility engineering, from first feasibility sketch to final inspection.

WebsitePhone4 offices5 projects4 leaders6 credentialsFounded 2009

Project: Fremont High School Net-Zero Campus

Service: Site Civil EngineeringService: Due Diligence Reports & Constraints MapsService: Entitlement Coordination & DesignIndustry: EducationIndustry: Affordable HousingType: Civil Engineering+40 more

Capital Engineering Consultants, Inc.

Sacramento, CA

Bring Life to Buildings

Website5 offices11 projects5 leadersFounded 1947Updated Jun 2026

Project: California State Capitol Annex Replacement

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+24 more

Cerami & Associates

New York City, NY

Acoustic Design + Technology Consulting

WebsitePhone9 offices1 leadersFounded 1965Updated Jun 2026

Service detail: Acoustic Design

Service: Acoustic DesignService: Architectural, Building Services & Interior AcousticsService: Sound Masking and Acoustic PrivacyIndustry: CommercialIndustry: Arts & CultureType: Acoustic Consulting+24 more

Chen Ryan Associates, Inc.

San Diego, CA

Innovative Mobility Solutions For Our Changing World

WebsitePhone2 officesFounded 2011Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Civil and Traffic Engineering Design

Service: Civil and Traffic Engineering DesignService: Park and Recreation DesignService: Bicycle and Pedestrian DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+36 more

Code Consultants Inc

El Segundo, CA

Experts Responsive Solutions

WebsitePhone5 offices1 leaders4 credentialsFounded 1973Updated Jun 2026

Service detail: Fire Protection and Life Safety

Service: Fire Protection and Life SafetyService: Code ConsultationService: Fire and Egress ModelingIndustry: CommercialIndustry: RetailType: Fire Protection Engineering+48 more