Public engineering firm directory

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A2 Efficiency

Santa Rosa, CA

Building performance consulting, from first principles to policy.

WebsitePhone1 officeUpdated Jun 2026

Service detail: MEP Basis of Design & Performance Consulting

Service: MEP Basis of Design & Performance ConsultingService: Early-Stage Energy & Comfort ModelingService: Mechanical System Concept & Basis of DesignIndustry: CommercialIndustry: EducationType: MEP+18 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

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

Avelar

Walnut Creek, CA

Collaborative & Innovative

WebsitePhone1 office5 projects6 leaders3 credentialsFounded 1976

Project: Combination of Condominium Units and Single-Family Homes

Service: Forensic and Litigation SupportService: Litigation Expert SupportService: Expert Witness TestimonyIndustry: ResidentialIndustry: Multifamily ResidentialType: Architecture & Engineering+38 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

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

Gilsanz Murray Steficek LLP

New York, NY

Structural Engineering and Building Envelope Solutions

WebsitePhone4 offices5 projectsUpdated Jun 2026

Project: Roku Office Fit-Out, 5 Times Square

Service: Structural EngineeringService: ConcreteService: SteelIndustry: CommercialIndustry: RetailType: Structural Engineering+27 more

Karagozian & Case, Inc.

Pasadena, CA

Science & Engineering for the Most Challenging Problems Since 1945

Website1 office7 projects7 leaders1 publicationsFounded 1945Updated Jun 2026

Project: FEMFRE Version 1.0 Release

Service: Protective DesignService: Blast-Resistant Building DesignService: Force Protection for Critical InfrastructureIndustry: DefenseIndustry: FederalType: Defense Engineering+25 more

MA Engineers, Inc.

San Diego, CA

San Diego's Largest MEP Consulting Firm

WebsitePhone2 offices16 leaders8 credentialsUpdated Jun 2026

Service detail: Mechanical & Plumbing Design

Service: Mechanical & Plumbing DesignService: HVAC DesignService: Fire Protection SystemsIndustry: EducationIndustry: HealthcareType: MEP+41 more

Nelson Forensics

Plano, TX

YOUR QUESTIONS. OUR PEOPLE. EXPERT SOLUTIONS.

WebsitePhone3 officesUpdated Jun 2026
Service: Structural, Architectural & Civil EngineeringService: Architecture & Building Envelope AssessmentService: Roofing System AssessmentIndustry: InsuranceIndustry: LegalType: Forensic Engineering+5 more

Partner Engineering and Science, Inc.

Pasadena, CA

Engineers Who Understand Your Business

WebsitePhone17 offices7 projects11 leadersSize Estimate: 1,500+ employeesUpdated Jun 2026

Project: Adaptive Reuse of North Riverfront Historic Industrial Portfolio

Service: Building Assessments & EngineeringService: Property Condition Assessment ReportsService: Commercial Building InspectionIndustry: CommercialIndustry: Multifamily ResidentialType: Environmental Engineering+53 more

Property Condition Assessments, LLC

Brea, CA

Property Condition Assessments: The Name That Has Set The Standard For Over 27 Years.

WebsitePhone1 office1 projects5 leadersFounded 1997Size Estimate: 50-199 employees

Project: 16718 Huffmeister Road

Service: Property Condition AssessmentsService: Acquisition AssessmentsService: Disposition AssessmentsIndustry: CommercialIndustry: RetailType: Architecture & Engineering+20 more

TLC Engineering Solutions

Sandy Springs, GA

Think. Listen. Create.

Website23 offices10 projectsFounded 1955Updated Jun 2026

Project: Tampa International Airport Curbside Expansion and Central Utility Plant

Service: Mechanical, Electrical, Plumbing (MEP)Service: Comprehensive Building Systems Engineering HeatingService: VentilationIndustry: HealthcareIndustry: AviationType: MEP+51 more

Thornton Tomasetti

New York, NY

When others say no, we say "Here's How"

WebsitePhone5 offices6 projects2 credentials3 publicationsFounded 1949

Project: Microsoft Mass Timber Data Centers

Service: Structural DesignService: Building Structural DesignService: Megatall, Supertall & Tall BuildingsIndustry: CommercialIndustry: AviationType: Acoustic Consulting+51 more

Walker Consultants

Chicago, IL

Bringing Life to the Built Environment

Website26 offices4 publicationsFounded 1965Size Estimate: 500+ employeesUpdated Jun 2026

Service detail: Parking Design

Service: Parking DesignService: Functional DesignService: Architecture DesignIndustry: AviationIndustry: ResidentialType: Forensic Engineering+44 more