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

Ammonite Resources

Houston, TX

Ammonite Resources provides geotechnical and economic advisory services for the petroleum and mineral industries worldwide. Established in 1982, it assists clients with investment due diligence, strategic planning, international contract negotiations, corporate finance, and acquisitions and divestitures. It is headquartered in Connecticut with a network of associate offices across the United States, Canada, and the United Kingdom.

Website9 offices25 leadersFounded 1982Updated Jun 2026

Service detail: Investment Due Diligence

Service: Investment Due DiligenceService: First-Pass Opportunity ReviewsService: Joint Venture Evaluation and RepresentationIndustry: Oil & GasIndustry: MiningType: Geotechnical Engineering+19 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 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

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

Explico, Inc.

Detroit, MI

Accident Reconstruction | Biomechanics | Human Factors | Animation & Visualization

WebsitePhone8 offices6 leadersFounded 2013Size Estimate: 50-99 employeesUpdated Jun 2026

Service detail: Accident Reconstruction

Service: Accident ReconstructionService: Traffic Accident ReconstructionService: Marine Accident ReconstructionIndustry: LegalIndustry: TransportationType: Forensic Engineering+14 more

Hollingsworth Pack

Austin, TX

Hollingsworth Pack is a structural and civil engineering firm with offices in the United States and Europe. Hollingsworth Pack provides structural engineering, civil engineering, construction management, and project management services for commercial, hospitality, residential, institutional, and land development projects. Its Copenhagen office leads international work for US government clients including the Department of State, US Air Force, and US Navy NAVFAC across Western Europe.

WebsitePhone7 offices6 projects3 leadersUpdated Jun 2026

Project: New Live Oak Pavilion at Horseshoe Bay Resort

Service: Structural EngineeringService: Building Structural DesignService: Structural Assessment & RetrofitIndustry: CommercialIndustry: HospitalityType: Structural Engineering+14 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

Level Engineering & Architecture

Loveland, CO

Level Engineering and Architecture is a multidisciplinary civil and structural engineering and architecture firm headquartered in Loveland, Colorado, with 12 offices across 7 states. It serves homeowners, commercial building owners, contractors, developers, and local government clients with structural engineering, civil engineering, architecture, and inspection services. With over 25,000 projects completed and 500+ five-star reviews, Level provides stamped drawings and signed plans for permitting, structural inspections, load-bearing assessments, foundation engineering, and forensic reports. Civil services include hydraulic engineering, drainage engineering, water and wastewater, and bridge engineering.

WebsitePhone13 offices1 leaders1 credentialsUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Load Bearing Wall RemovalService: Foundation EngineeringIndustry: ResidentialIndustry: CommercialType: Structural Engineering+23 more

Michael Baker International

Louisville, KY

We Make a Difference

Website8 offices6 projects15 leaders15 credentialsFounded 1940Size Estimate: 5,001-10,000 employees

Project: Brent Spence Bridge Emergency Repair

Service: InfrastructureService: Transportation DesignService: Bridge DesignIndustry: TransportationIndustry: FederalType: Civil Engineering+31 more

Michael Baker International

Pittsburgh, PA

We Make a Difference

Website18 offices5 projects15 leaders5 credentials4 publicationsFounded 1940

Project: Fika Remote Footbridge Build

Service: Infrastructure EngineeringService: Roadway and Highway DesignService: Bridge Design and InspectionIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+46 more

RS&H

Jacksonville, FL

Creating Tomorrow, Together.

Website74 offices3 leaders2 credentialsFounded 1941Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Interior DesignService: Landscape ArchitectureIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+25 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

Whitman Requardt Associates Llp

Baltimore, MD

People Focused - Project Driven

Website28 officesFounded 1915Updated Jun 2026
Service: TransportationService: Building DesignService: Water and WastewaterIndustry: Environmental & RemediationIndustry: MarineType: Architecture & Engineering+12 more