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

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

Advance Design Consultants Inc

San Jose, CA

Experience. Passion. Excellence.

WebsitePhone1 office7 projects2 leadersFounded 1984Updated Jun 2026

Project: BD Utility Chiller Plant (Project Granite)

Service: Architecture & PlanningService: Architectural DesignService: Architectural PlanningIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+38 more

Allana Buick & Bers, Inc.

Palo Alto, CA

Making Buildings Perform Better

WebsitePhone1 office3 leaders14 credentials3 publicationsFounded 1987

Service detail: Building Envelope

Service: Building EnvelopeService: Curtain Wall & GlazingService: Roofing & WaterproofingIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+25 more

Applied Power Technologies, Inc

San Jose, CA

Powering Insights, Empowering Solutions

WebsitePhone2 offices2 credentialsUpdated Jun 2026

Service detail: EPMS Design

Service: EPMS DesignService: Requirements AnalysisService: Engineering & DesignIndustry: HealthcareIndustry: EducationType: Electrical Engineering+22 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

Artin Engineering Design

Irvine, CA

Bringing Vision to Reality Since 2014

WebsitePhone3 offices25 projects2 leadersFounded 2014Updated Jun 2026

Project: The Rochester at Blue Parkway

Service: Structural EngineeringService: Building Structural DesignService: Seismic Analysis and RetrofittingIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+43 more

BELDEN Consulting Engineers

Pleasanton, CA

Over 50 years of expert consulting solutions

WebsitePhone1 officeSize Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power distributionService: Lighting designIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+28 more

Buro Happold Consulting Engineers PC

Bath, NY

Buro Happold is a global practice of engineers, designers, and advisors committed to delivering elegant, sustainable solutions that positively impact communities and the environment. It provides integrated consulting engineering and advisory services across buildings, cities, and infrastructure, with US offices in New York, Los Angeles, Washington DC, Chicago, and Boston. Projects span aviation, urban resilience, electrification, and data infrastructure, with work including Pittsburgh International Airport and other major US and international projects.

Website6 officesUpdated Jun 2026

Service detail: Integrated Engineering Consulting

Service: Integrated Engineering ConsultingService: Aviation EngineeringService: Urban Resilience & PlanningIndustry: AirportsIndustry: InfrastructureType: Civil Engineering+8 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 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

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

Cooper Preuit Engineers, Inc.

San Jose, CA

Mechanical and electrical engineering for buildings, industrial facilities, and process systems

WebsitePhone1 officeFounded 1986Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC SystemsService: Domestic PlumbingIndustry: SemiconductorsIndustry: ManufacturingType: MEP+24 more

Cornerstone Earth Group, Inc.

Sunnyvale, CA

From the Ground Down - geotechnical, environmental, and construction services for the Bay Area development community.

WebsitePhone1 office6 projects15 leaders2 credentialsFounded 2007

Project: Overton Moore Properties - Oaks Business Park

Service: Environmental ServicesService: Phase I Environmental Site AssessmentsService: Preliminary Endangerment AssessmentsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+77 more

DCI Engineers

Seattle, WA

Service. Innovation. Value.

WebsitePhone22 offices1 projects4 leadersFounded 1988Size Estimate: 350+ employees

Project: The Artise

Service: Structural EngineeringService: High-rise and performance-based designService: Seismic and adaptive renovationIndustry: CommercialIndustry: Multifamily ResidentialType: Structural Engineering+36 more

DeSimone Consulting Engineering

New York, NY

Bridging science and humanity

Website11 offices1 projects3 leaders10 credentialsFounded 1969Updated Jun 2026

Project: Terminal Warehouse

Service: Structural DesignService: Facade and Building EnvelopeService: RestorationIndustry: AviationIndustry: TransportationType: Structural Engineering+23 more

Design West Engineering

San Bernardino, CA

Engineering Excellence Since 2000

WebsitePhone2 offices12 projects11 leaders12 credentials1 publications

Project: SBCUSD Páxam Páxam Welcome Center

Service: Mechanical EngineeringService: Central utility plant engineeringService: HVAC retrofits and equipment upgradesIndustry: EducationIndustry: Data CentersType: MEP+37 more

E&S Grounding Solutions, Inc.

Laguna Niguel, CA

The World Standard in Electrical Grounding Engineering

WebsitePhone1 office1 leaders1 credentialsFounded 2002Updated Jun 2026

Service detail: Grounding System Design

Service: Grounding System DesignService: Substation GroundingService: Industrial Facility GroundingIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+24 more

ECOM Engineering, Inc.

Sacramento, CA

Designing Solutions Today, to Support the Possibilities of Tomorrow

WebsitePhone1 office3 projects8 leadersFounded 1997Size Estimate: 10-49 employees

Project: Yolo County Administration Building

Service: Electrical Engineering Design & EvaluationService: Arc Flash Safety AnalysisService: Emergency Backup & UPS SystemsIndustry: CommercialIndustry: HealthcareType: Electrical Engineering+21 more

Electrical Design Technology Inc

Sacramento, CA

Leading provider of power distribution equipment and services.

WebsitePhone2 offices4 projectsFounded 1984Updated Jun 2026

Project: SFMTA King Street Mobile Substation

Service: Project DesignService: Technical Specification WritingService: Component ListsIndustry: AirportsIndustry: Data CentersType: Electrical Engineering+24 more

Engineous Group, Inc.

Pasadena, CA

Sustainable - Cost Effective - Engineered Design

WebsitePhone1 office9 projects4 leaders2 credentialsUpdated Jun 2026

Project: AT&T Offices

Service: MEP EngineeringService: Mechanical systemsService: Electrical systemsIndustry: CommercialIndustry: GovernmentType: MEP+50 more

FGC Engineers

Fullerton, CA

Engineering Solutions Built Around Your Project

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Performance ImprovementsService: Efficiency ImprovementsIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+48 more

Faith Group

St. Louis, MO

Delivering innovative solutions for clients around the world.

WebsitePhone6 offices9 leadersUpdated Jun 2026

Service detail: Information and Communications Technology

Service: SecurityService: Information and Communications TechnologyService: AudiovisualIndustry: AviationIndustry: CommercialType: Fire Protection Engineering+16 more

Fidus Systems

Ottawa, CA

Trusted. Proven.

WebsitePhone3 officesUpdated Jun 2026

Service detail: Embedded Systems Engineering

Service: Embedded Systems EngineeringService: Embedded Systems DesignService: Embedded SoftwareIndustry: AerospaceIndustry: Consumer ProductsType: Electrical Engineering+22 more