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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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

HED

Boston, MA

Because great design is more than what we do. It's who we are.

Website8 officesUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Electrical EngineeringService: Mechanical & Plumbing EngineeringIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+18 more

Interface Engineering, Inc.

Portland, OR

Optimal Environments for Life

Website9 offices8 projects3 leaders3 credentialsFounded 1969Size Estimate: 220+ employees

Project: Hood River Middle School Music & Science Building

Service: Mechanical EngineeringService: Electrical EngineeringService: Plumbing DesignIndustry: EducationIndustry: HealthcareType: MEP+13 more

KPFF Consulting Engineers

Portland, OR

KPFF exists to engineer opportunities that have a positive impact on people, places, and the planet.

Website33 offices5 projectsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Portland International Airport (PDX), Terminal Core Redevelopment

Service: Structural EngineeringService: Bridge EngineeringService: Protective DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+39 more

ME Engineers

Denver, CO

The Difference Is ME

Website16 offices1 credentialsUpdated Jun 2026

Service detail: Mechanical, Electrical, Plumbing Design

Service: Mechanical, Electrical, Plumbing DesignService: Fire ProtectionService: Technology DesignIndustry: Sports & RecreationIndustry: EducationType: MEP+24 more

Martin/Martin, Inc.

Denver, CO

Structures that Inspire

WebsitePhone9 offices4 leaders1 credentialsFounded 1946Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Bridge Design & InspectionService: Mass Timber DesignIndustry: HealthcareIndustry: EducationType: Structural Engineering+14 more

PAE Consulting Engineers, Inc.

Portland, OR

Engineering that matters

Website11 offices6 projects3 credentialsUpdated Jun 2026

Project: PAE Living Building

Service: Mechanical EngineeringService: Electrical EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: MEP+22 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

Shen Milsom & Wilke

New York, NY

Acoustic, Audiovisual & Technology Design Consultants

WebsitePhone13 offices6 projects36 leadersFounded 1986Size Estimate: 230+ employees

Project: U.S. Embassy in London

Service: AcousticsService: Architectural AcousticsService: Acoustics AssessmentsIndustry: Arts & CultureIndustry: AviationType: Acoustic Consulting+61 more

Stantec

Edmonton, AB

With every community, we redefine what's possible

WebsitePhone11 offices10 projects3 leaders2 credentials2 publications

Project: Pure Water Program

Service: BuildingsService: Building Design ConsultingService: Healthcare DesignIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+43 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

Telgian Engineering & Consulting

Atlanta, GA

Engineering, Consulting & Risk Management

WebsitePhone8 offices8 leaders10 credentialsFounded 1985Size Estimate: 100-999 employees

Service detail: Fire Protection Engineering & Consulting

Service: Fire Protection Engineering & ConsultingService: Fire Sprinkler System DesignService: Fire and Building Plan ReviewIndustry: CommercialIndustry: Freight & LogisticsType: Fire Protection Engineering+21 more

Toole Design

Silver Spring, MD

Groundbreaking Work That Moves People

Website18 offices4 projects4 leadersFounded 2003Size Estimate: 300-500 employeesUpdated Jun 2026

Project: AASHTO Guide for the Development of Bicycle Facilities

Service: EngineeringService: Conceptual DesignService: Construction AdministrationIndustry: GovernmentIndustry: FederalType: Civil Engineering+40 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

Wiss, Janney, Elstner Associates, Inc.

Northbrook, IL

Solutions for the Built World

WebsitePhone30 offices5 projects5 credentials5 publicationsFounded 1956

Project: Washington Monument

Service: Structural EngineeringService: Bridge EngineeringService: Heavy Movable StructuresIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+54 more