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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ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

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

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects1 leaders2 credentials2 publications

Project: Calcium Carbonate Production Plant

Service: Process EngineeringService: PFD and P&ID DevelopmentService: Material and Energy Balance SimulationIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+73 more

Alliance Engineers & Project Consultants

Beaumont, TX

Multidisciplined EPCM

WebsitePhone1 office5 projects1 leadersSize Estimate: 50-200 employeesUpdated Jun 2026

Project: Bringing Ground-Breaking Water-from-Air Technology to Market

Service: Project DevelopmentService: Phased Front-End LoadingService: Front-End Engineering DesignIndustry: Carbon CaptureIndustry: ChemicalsType: Automation & Controls+43 more

Astra Engineering LLC

Twin Falls, ID

Industrial Design, Automation, and Engineering Solutions

WebsitePhone1 office2 projects4 credentialsSize Estimate: 10-50 employeesUpdated Jun 2026

Project: Heritage Academy Campus Expansion

Service: Construction EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: ManufacturingIndustry: MiningType: Civil Engineering+32 more

Byson Solutions Group Corp

Corpus Christi, TX

Multi-Discipline Engineering Solutions Built on Experience

WebsitePhone1 office2 leadersFounded 2019Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Pump and Mechanical SystemsService: Marine ApplicationIndustry: CommercialIndustry: GovernmentType: Automation & Controls+36 more

Cintar Inc.

Glenshaw, PA

Multidisciplinary Engineering & Consulting Services

Website1 office1 projects7 credentials5 publicationsFounded 1983Size Estimate: 100+ employees

Project: ATI Shanghai STAL Project

Service: Civil & Structural EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: MetalsIndustry: Power GenerationType: Civil Engineering+31 more

Claymore Group LLC

Daphne, AL

Multi-Discipline Engineering, Design, and Precision Fabrication

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Road and Bridge DesignService: Water Systems EngineeringIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+52 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

DC Engineering

Meridian, ID

Defining, refining, and implementing solutions.

Website4 offices2 projects6 leaders2 credentialsFounded 1998Updated Jun 2026

Project: City of Meridian Wastewater Treatment Plant

Service: Electrical EngineeringService: LightingService: PowerIndustry: RetailIndustry: Food & BeverageType: Electrical Engineering+18 more

Denali Engineering Services LLC

Denver, CO

Bringing Innovation to Today's Technical Challenges

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Structural EngineeringService: Electrical EngineeringIndustry: ManufacturingIndustry: NuclearType: Mechanical Engineering+30 more

EDM Services, Inc.

Simi Valley, CA

Exceptional Service is all we Sell

WebsitePhone1 office4 projects3 leadersFounded 1990Updated Jun 2026

Project: SoCalGas Senate Bill 1383 Dairy Biomethane Project (South Tulare)

Service: Pipeline EngineeringService: Pipeline Engineering and DesignService: Structural EngineeringIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+39 more

ENGlobal Corporation

Houston, TX

Delivering Innovation

WebsitePhone3 officesUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Program ManagementService: Front-End Engineering and Design (FEED)Industry: Oil & GasIndustry: PetrochemicalType: EPC+26 more

Gasteiger Engineering LLC

Beverly Hills, CA

We are your valued project partner.

WebsitePhone2 offices2 projects3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Hollywood Hills Hillside Retaining Wall

Service: Civil EngineeringService: Rough and precise grading plansService: Drainage and hydrology studiesIndustry: ResidentialIndustry: CommercialType: Automation & Controls+53 more

Guardian Engineering Enterprises LLC

Executing Mission Critical Design-Build Solutions for a Dynamic Future

Website1 credentialsSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Project Programming & PlanningService: Regulatory Compliance & SafetyIndustry: InfrastructureIndustry: Power GenerationType: Architecture & Engineering+39 more

Hirani Engineering and Land Surveying D.P.C.

Hirani Engineering and Land Surveying D.P.C. is a New York engineering practice delivering construction management and inspection, structural engineering, civil and site engineering, monitoring and instrumentation, construction engineering, and land surveying services. It serves a broad public client base across New York State and New York City, including NYC Department of Design and Construction, DASNY, NYC Department of Transportation, the Port Authority of NY & NJ, and multiple MTA agencies covering NYC Transit, Metro-North Railroad, Long Island Rail Road, and Bridges & Tunnels.

Website11 projects3 credentialsUpdated Jun 2026

Project: JFK Airport Redevelopment Program

Service: Construction Management & InspectionService: Design and Construction SchedulingService: Cost Estimating and Value AnalysisIndustry: EducationIndustry: HealthcareType: Civil Engineering+62 more

JBW Consulting Engineers

Duluth, MN

Removing Barriers

WebsitePhone4 offices4 projectsUpdated Jun 2026

Project: WIPP Nuclear Waste Facility

Service: Mechanical & Process EngineeringService: Process Design & ImprovementService: Industrial Ventilation & Dust CollectionIndustry: IndustrialIndustry: Oil & GasType: Civil Engineering+36 more

K&H Architectural & Engineering Services, LLC

Amherst, NY

Engineering, Architecture, Procurement and Construction Management

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering & Architecture

Service: Engineering & ArchitectureService: Architectural DesignService: Civil EngineeringIndustry: Power GenerationIndustry: MetalsType: Architecture & Engineering+33 more

Kleinfelder

San Diego, CA

Bright People. Right Solutions.

Website1 officeFounded 1961Updated Jun 2026

Service detail: Geotechnical

Service: EnvironmentalService: GeotechnicalService: Tailings Facility DesignIndustry: AviationIndustry: CommercialType: Automation & Controls+57 more

Larson Design Group, Inc.

Williamsport, PA

National Presence. Hyper-Local Focus.

WebsitePhone18 offices4 leadersFounded 1986Updated Jun 2026

Service detail: Civil Engineering

Service: Architecture & Interior DesignService: Civil EngineeringService: Site/Land DevelopmentIndustry: CommercialIndustry: EducationType: Architecture & Engineering+78 more

Live Oak Consultants LLC

North Charleston, SC

HDR | LOC provides full-service engineering and consulting from North Charleston, South Carolina. Disciplines span Civil, Structural, Mechanical, Electrical, Security, and Forensic Engineering, supported by project management and planning advisory services for clients in industrial, government, healthcare, commercial, and educational sectors.

WebsitePhone1 office22 projects1 leadersUpdated Jun 2026

Project: Solvay USA - Chemical Facility Security

Service: Civil EngineeringService: Site DevelopmentService: Utilities DesignIndustry: AutomotiveIndustry: CommercialType: Civil Engineering+39 more

MacConnell & Associates, P.C.

Cary, NC

Engineering Today For Tomorrow's Future

WebsitePhone1 office6 projects3 leadersFounded 1993Updated Jun 2026

Project: Heritage Pointe Subdivision - Drip Irrigation System

Service: Wastewater Collection and TreatmentService: Wastewater Treatment PlantsService: Biosolids, Residuals & Sludge ManagementIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+77 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