Public engineering firm directory

Find engineering consulting firms by capability and location.

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A & S Engineers, Inc.

San Francisco, CA

Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm

Website1 office6 leadersUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC & Hydronic SystemsService: Energy Modeling & AnalysisIndustry: Multifamily ResidentialIndustry: Data CentersType: MEP+18 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

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

Acoustic Distinctions, Inc.

New York, NY

Design in Harmony

WebsitePhone4 offices3 leadersUpdated Jun 2026

Service detail: Acoustics Consulting

Service: Acoustics ConsultingService: Architectural AcousticsService: Room Acoustics DesignIndustry: Arts & CultureIndustry: EducationType: Acoustic Consulting+18 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

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

Anderson Structural Group

Sacramento, CA

Anderson Structural Group is a structural engineering firm based in Sacramento, California, founded in September 2009 by John D. Anderson, SE. The practice specializes in structural design for education facilities, multi-family and affordable housing, commercial buildings, and telecommunications infrastructure. It has extensive experience with California Division of the State Architect (DSA) projects for K-12 schools and is an approved DSA structural plan check consultant. The practice also designs telecom shelters, rooftop equipment platforms, monopoles, and lattice towers for carriers including Verizon, AT&T, and T-Mobile, and provides specialty ceiling engineering for commercial ceiling subcontractors.

WebsitePhone1 office3 projects1 leaders9 credentialsFounded 2009

Project: La Valentina Station

Service: Structural EngineeringService: New Building DesignService: Remodels & Tenant ImprovementsIndustry: EducationIndustry: Multifamily ResidentialType: Structural Engineering+17 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

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

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

Axiom Engineering Group

Missoula, MT

Dream Bigger, Build Better

WebsitePhone4 offices5 projects1 credentialsFounded 2004Size Estimate: 11-50 employees

Project: Simms Fishing Corporate Headquarters

Service: Structural EngineeringService: Structural Designing, Planning & DraftingService: Industrial Structures Design & AnalysisIndustry: CommercialIndustry: ResidentialType: Structural Engineering+60 more

B&C Transit Inc.

Oakland, CA

Engineering Human Solutions

WebsitePhone4 officesUpdated Jun 2026

Service detail: Train Control Systems

Service: Train Control SystemsService: Networked Central Control SystemsService: Train Local Control Panel SystemsIndustry: TransitIndustry: RailType: Automation & Controls+16 more

Burns Engineering, Inc.

Philadelphia, PA

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety

Website6 offices14 projects12 leaders15 credentials5 publicationsFounded 1960

Project: Pittsburgh International Airport Terminal Modernization Program

Service: Electrical EngineeringService: Power Infrastructure RenewalService: Campus Electrical ModernizationIndustry: AviationIndustry: RailType: Aviation Engineering+52 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

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

Centurum

McLean, VA

End-to-End Life Cycle Solutions for Defense and Federal Networks

WebsitePhone5 offices3 projects1 credentialsFounded 2004Size Estimate: 400+ employees

Project: AN/USQ-82(V) Data Multiplex System (xDMS) Engineering Support

Service: Cybersecurity and Information AssuranceService: CMMC Level 2 ComplianceService: Integrated Product SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+22 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

Cogenia Partners, LLC

Petaluma, CA

Complete, Correct, Consistent

WebsitePhone1 office2 leadersFounded 2001Updated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: System Design and AnalysisService: Concept of Operations DevelopmentIndustry: TransportationIndustry: AutomotiveType: Transportation Engineering+11 more

ColeBreit Engineering

Bend, OR

Quality. Integrity. Expertise.

WebsitePhone6 offices1 leaders2 credentialsFounded 2013Size Estimate: 10-50 employees

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC system designService: Indoor air quality (IAQ) and advanced ventilationIndustry: EducationIndustry: HealthcareType: Fire Protection Engineering+45 more

Complete Project Solutions, Inc.

Pasadena, CA

Engineering project vision into reality

WebsitePhone2 officesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading And UtilitiesIndustry: CommercialIndustry: RetailType: Civil Engineering+54 more

Cosentini Associates

New York, NY

Future-focused, cost-effective engineering solutions for building systems.

WebsitePhone12 offices6 projects16 leaders4 credentialsFounded 1952

Project: The Solaire

Service: MEP EngineeringService: Mechanical/HVAC EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: Mixed-UseType: MEP+24 more

Custom Silicon Solutions, Inc.

Irvine, CA

Empowering Success Through Custom ASICs

WebsitePhone1 office7 projectsFounded 1996Updated Jun 2026

Project: 6-Axis Inertial Motion Unit (MEMS Gyroscope)

Service: Turnkey ASIC DevelopmentService: High-Voltage IC DesignService: Sensors and MEMS InterfacingIndustry: IndustrialIndustry: Medical DevicesType: Electrical Engineering+13 more

Cyra Engineers, Inc.

San Diego, CA

Engineering Performance. Delivering Innovation.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC Design & EngineeringService: Energy Analysis & Sustainability ConsultingIndustry: HealthcareIndustry: CommercialType: MEP+27 more

D'Leon Consulting Engineers Corporation

Long Beach, CA

DLCE Is Driving Change for Our Communities

Website3 offices12 projects6 leadersFounded 1987Updated Jun 2026

Project: SMForward at Sacramento International Airport

Service: Civil EngineeringService: Civil DesignService: Environmental PlanningIndustry: AviationIndustry: TransitType: Civil Engineering+12 more