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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AE2S

Bismarck, ND

Empowering People. Enhancing Lives.

Website22 offices6 leadersFounded 1991Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: WaterService: WastewaterIndustry: Automation & ControlsIndustry: Environmental & RemediationType: Civil Engineering+29 more

Cushing Terrell

Billings, MT

Imagine. Create. Improve.

WebsitePhone17 offices7 projects2 leaders4 credentialsFounded 1938

Project: Google Henderson Hub

Service: ArchitectureService: Historic PreservationService: Adaptive ReuseIndustry: CommercialIndustry: EducationType: Architecture & Engineering+38 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

DJ&A, P.C.

Missoula, MT

Engineering, Surveying, Environmental & Planning Services

WebsitePhone3 officesFounded 1973Size Estimate: 150+ employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway and Highway DesignService: Logging Road EngineeringIndustry: FederalIndustry: GovernmentType: Civil Engineering+43 more

Dibble

Phoenix, AZ

Focus on Quality. Multi Discipline. Culture of Caring.

Website7 offices1 projectsUpdated Jun 2026

Project: Chandler's 66-Inch Sewer Interceptor Rehabilitation

Service: Airport DevelopmentService: Airport PlanningService: Airport DesignIndustry: AirportsIndustry: GovernmentType: Civil Engineering+51 more

Drexel, Barrell & Co.

Boulder, CO

Quality land surveying and civil engineering solutions since 1949

Website6 offices7 projects7 leadersFounded 1949Updated Jun 2026

Project: US Air Force Academy Cadet Chapel Restoration

Service: Land SurveyingService: Boundary and ALTA SurveysService: Topographic and Design SurveysIndustry: GovernmentIndustry: FederalType: Civil Engineering+61 more

EVstudio, LLC

Denver, CO

Delivering 360-degree expertise in architecture and engineering

WebsitePhone3 offices1 leaders1 credentialsFounded 2006Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Multifamily DesignService: Residential DesignIndustry: Multifamily ResidentialIndustry: ResidentialType: Architecture & Engineering+44 more

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 more

HKS Civil

Phoenix, AZ

HKS Civil (Harris-Kocher Engineering Group, Inc.) is a multi-disciplined civil engineering, land surveying, subsurface utility engineering, and UAV/drone services firm with offices in Arizona, Colorado, and Texas. It provides comprehensive design services including natural channel design, build-to-rent engineering, and subsurface utility engineering for public and private clients.

WebsitePhone3 offices2 projectsUpdated Jun 2026

Project: Ascend Little Valley

Service: Civil EngineeringService: Land SurveyingService: Subsurface Utility EngineeringIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+5 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

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

Matrix Design Group, Inc.

Colorado Springs, CO

Excellence by Design

Website4 offices12 projects9 leaders25 credentialsFounded 1999Updated Jun 2026

Project: Westminster Regional Rail Transit-Oriented Design

Service: Civil EngineeringService: Site DevelopmentService: Grading & EarthworkIndustry: GovernmentIndustry: FederalType: Civil Engineering+66 more

Merrick & Company

Greenwood Village, CO

Engineering, Architecture, Geospatial.

WebsitePhone28 offices8 projects2 leaders1 credentialsFounded 1954

Project: Frozen Food Production Facility Master Planning

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: AerospaceIndustry: Power GenerationType: Architecture & Engineering+46 more

Olsson

Lincoln, NE

Engineering trust.

Website10 offices5 projects10 leaders16 credentials2 publicationsFounded 1956

Project: Baylor Scott & White Medical Center and Clinic in Pflugerville

Service: Civil & Site EngineeringService: Site Design and DevelopmentService: Land SurveyingIndustry: CommercialIndustry: ResidentialType: Civil Engineering+39 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

R&R Engineers-Surveyors, Inc.

Denver, CO

Value-Added Solutions from Concept through Construction

WebsitePhone1 office8 projectsFounded 1988Updated Jun 2026

Project: Monterey Community School

Service: Civil EngineeringService: Site Planning and EvaluationService: Water, Sanitary, and Storm Sewer DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+27 more

RESPEC Company LLC

Rapid City, SD

Practical Outcomes From Complex Challenges

WebsitePhone19 offices3 leadersUpdated Jun 2026

Service detail: Infrastructure Resiliency and Modernization

Service: Infrastructure Resiliency and ModernizationService: Transportation NetworksService: Water SystemsIndustry: MiningIndustry: TransportationType: Civil Engineering+43 more

RLF Consulting

Chandler, AZ

The Trusted Leader for all Engineering Support Services

WebsitePhone3 offices1 leadersFounded 2006Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: ALTA/NSPS Land Title SurveysService: Boundary SurveyingIndustry: TelecommunicationsIndustry: UtilitiesType: Land Surveying+14 more

Renaissance Infrastructure Consulting

Lenexa, KS

Creative ideas Practical solutions

WebsitePhone5 offices3 projectsFounded 2010Updated Jun 2026

Project: Lake Winnebago Lake & Community Expansion

Service: Site/Civil DevelopmentService: Early Due DiligenceService: Site Planning and DesignIndustry: CommercialIndustry: IndustrialType: Civil Engineering+65 more

Schemmer

Omaha, NE

People Creating Places for People

WebsitePhone9 offices2 projects10 leadersFounded 1959Updated Jun 2026

Project: Capehart Road Overpass at 228th Street

Service: ArchitectureService: Interior DesignService: BIM CoordinationIndustry: CommercialIndustry: HealthcareType: Architecture & Engineering+33 more

Short Elliott Hendrickson Inc.

Saint Paul, MN

Where Innovation Meets Sustainable Impact

WebsitePhone5 offices9 leadersUpdated Jun 2026

Service detail: Architecture and Building Design

Service: Architecture and Building DesignService: Fire Stations and Public Safety FacilitiesService: Hotels and HospitalityIndustry: ResidentialIndustry: AirportsType: Architecture & Engineering+63 more

Summit Design and Engineering Services

Raleigh, NC

Impactful Project Solutions

WebsitePhone12 offices4 projects5 leaders3 credentialsFounded 1997

Project: 1000 Social Office Building & Parking Garage

Service: ArchitectureService: Architectural DesignService: New ConstructionIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+81 more

V3 Companies

Chicago, IL

The Vision to Transform with Excellence

Website14 offices7 projects15 leaders2 credentialsFounded 1983Updated Jun 2026

Project: Elgin O'Hare Western Access Project

Service: Land DevelopmentService: Site Civil EngineeringService: Environmental ConsultingIndustry: CommercialIndustry: EducationType: Civil Engineering+49 more

Wallace Design Collective, PC

Tulsa, OK

dedicated to the art of possibility.

WebsitePhone8 offices6 projects5 leaders3 publicationsFounded 1981

Project: Petersen Automotive Museum

Service: Building Engineering & InspectionService: Structural EngineeringService: Special InspectionsIndustry: Arts & CultureIndustry: CommercialType: Structural Engineering+21 more