Public engineering firm directory

Find engineering consulting firms by capability and location.

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AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 more

ANS

Scotch Plains, NJ

Engineering with integrity & purpose.

WebsitePhone1 office7 projects12 leadersSize Estimate: 100-300 employeesUpdated Jun 2026

Project: The Virginia Vanguard

Service: Civil, Site & Land DevelopmentService: Site Development & PermittingService: Regulatory Coordination & RepresentationIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+57 more

Aari Engineering LLC

Wylie, TX

Innovative and sustainable engineering solutions

Website1 office9 projectsUpdated Jun 2026

Project: Michoacan Ice Cream Shop

Service: MEP DesignService: HVAC and Mechanical SystemsService: Plumbing and Piping SystemsIndustry: CommercialIndustry: ResidentialType: MEP+16 more

Aesthetic Engineering

Reno, NV

Every structure needs a permit, and every permit needs an engineer's certified stamp.

WebsitePhone1 office4 leadersUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Foundation PlansIndustry: CommercialIndustry: ResidentialType: Civil Engineering+18 more

Briggs Engineering, Inc.

Garden City, ID

Comprehensive civil engineering, structural engineering, and land surveying services

WebsitePhone1 office15 credentialsFounded 1986Size Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Topographic SurveysIndustry: CommercialIndustry: RetailType: Civil Engineering+37 more

CHA Consulting, Inc.

Albany, NY

Creating solutions. Helping people. Improving our world.

Website2 offices4 projects10 leaders5 credentialsFounded 1952Size Estimate: 2,100+ employees

Project: I-91 Interchange 29 Flyover Bridge and Charter Oak Bridge

Service: Transportation SolutionsService: Bridge design, analysis, and reconstructionService: Highway and roadway designIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+96 more

CHA Consulting, Inc.

Albany, NY

Finding a better way.

Website1 office10 leaders3 credentialsFounded 1952Size Estimate: 2,100 employeesUpdated Jun 2026

Service detail: Transportation Solutions

Service: Transportation SolutionsService: Accelerated Bridge Construction (ABC) Design & ConsultingService: Bridge Design & AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+182 more

Carubba Engineering, Inc.

Metairie, LA

Driving Client Success through Technical Expertise

WebsitePhone1 office12 projects2 leaders1 credentialsFounded 1994

Project: NOLA Motorsports Park

Service: Civil EngineeringService: Site Development and Master PlanningService: Comprehensive Drainage Studies and Stormwater ManagementIndustry: CommercialIndustry: RetailType: Civil Engineering+40 more

Cedar Corporation

Cedarburg, WI

Community Infrastructure, Architectural & Environmental Services

WebsitePhone5 offices8 projects7 leadersUpdated Jun 2026

Project: iMark Molding Site Design

Service: Municipal EngineeringService: Industrial Park and Commercial Site DesignService: Capital Improvement PlansIndustry: GovernmentIndustry: Highways & RoadsType: Architecture & Engineering+54 more

Ceed Civil Engineering

Vienna, VA

Licensed Civil & Structural Engineers | Nationwide Engineering Services

WebsitePhone5 officesUpdated Jun 2026

Service detail: Site Planning

Service: Site PlanningService: Standard Site PlansService: Grading PlansIndustry: ResidentialIndustry: CommercialType: Civil Engineering+21 more

Chayah Consulting Group, LLC

Loveland, CO

We handle all your civil/structural engineering & consulting needs!

WebsitePhone3 offices1 projects1 leaders1 credentialsUpdated Jun 2026

Project: Chayah Children's Home Master Plan

Service: Structural EngineeringService: Commercial & Industrial Structural PlansService: Residential Structural Plans & CalculationsIndustry: CommercialIndustry: HospitalityType: Civil Engineering+32 more

Clapsaddle-Garber Associates, Inc.

Marshalltown, IA

Engineers, Surveyors, and Architects

WebsitePhone6 offices6 projects35 leaders6 credentialsFounded 1959

Project: Grand Crossing PICP Parking Lot

Service: Civil EngineeringService: Site DesignService: Streets and TransportationIndustry: AviationIndustry: GovernmentType: Architecture & Engineering+34 more

Colorado Geoscience & Design

Franktown, CO

The Science of Design

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Soil TestingService: Percolation & Pit TestingIndustry: CommercialIndustry: Land DevelopmentType: Architecture & Engineering+35 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

DelTorre Engineering LLC

Manatí, PR

Designing with purpose - your goals are Our Priority

WebsitePhone1 office5 projects3 leadersUpdated Jun 2026

Project: Libertad Street Parking Project

Service: UtilitiesService: Water and Sewer DistributionService: Gas and Electrical Utility CoordinationIndustry: UtilitiesIndustry: TransportationType: Civil Engineering+28 more

Delta Engineering Group, LLC

Chicago, IL

Engineering a Better Tomorrow

WebsitePhone1 office4 projects8 credentialsFounded 1987Updated Jun 2026

Project: Metra Consolidated Control Facility

Service: Civil EngineeringService: Roads and StreetsService: FreewaysIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+50 more

Eastern Engineering Group

Doral, FL

Building Moments

WebsitePhone1 office4 projects3 leaders1 credentialsFounded 2005

Project: Royal Blues Hotel

Service: Structural EngineeringService: Commercial and Residential Structural DesignService: Custom and Specialty Structure DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+25 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

HMB Professional Engineers, LLC

Frankfort, KY

HMB Delivers Quality Solutions

WebsitePhone1 office1 projects12 leaders1 credentialsSize Estimate: 100+ employees

Project: Millersburg Road Tank Project

Service: Highways & RoadsService: Highway DesignService: Highway SafetyIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+32 more

KL&A Engineers and Builders

Golden, CO

KL&A Engineers and Builders is a Rocky Mountain-based engineering and construction practice founded in 1994. Operating across six offices in Colorado, Wyoming, and Utah, it integrates structural engineering, civil engineering, land surveying, steel construction, mass timber design, and embodied carbon life cycle assessment under one roof. With more than 7,000 projects completed and 120-plus team members, KL&A serves commercial, education, cultural, residential, industrial, and energy markets and is recognized as the premier structural designer of mass timber in the Rocky Mountain region.

WebsitePhone6 offices6 projects16 leaders5 credentials3 publications

Project: Aspen Art Museum

Service: Structural EngineeringService: Mass TimberService: New Construction in All MaterialsIndustry: CommercialIndustry: Mixed-UseType: Structural Engineering+82 more

Knapp and Associates Consulting Engineers

Littleton, CO

Civil Engineering, Structural Engineering, and Forensic Engineering in Colorado and Arizona

WebsitePhone1 office1 leaders2 credentialsSize Estimate: 1-5 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Stamped Plans for Public Agency ApprovalService: Building Code Variance RequestsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+37 more

Martin/Martin Wyoming, Inc.

Cheyenne, WY

Engineering expertise and superior client service

WebsitePhone4 offices10 projects18 leaders3 credentialsFounded 2011

Project: Buchanan Center for the Performing Arts

Service: Structural EngineeringService: Blast Resistant DesignService: BuildingsIndustry: EducationIndustry: GovernmentType: Civil Engineering+25 more

Nelson Engineering

Jackson, WY

Quality of Life Through Excellence in Engineering

WebsitePhone3 offices6 projects6 credentialsFounded 1964Size Estimate: 40-60 employees

Project: Teton Village Wastewater Treatment Plant

Service: Civil EngineeringService: Civil engineering services for publicService: Private clients on municipalIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+68 more

Rist-Frost-Shumway Engineering

Boston, MA

Better systems, better places.

WebsitePhone3 offices9 projects10 leadersFounded 1957Size Estimate: 100-150 employees

Project: Hursey Center for Advanced Engineering and Health Professions

Service: Mechanical EngineeringService: HVAC DesignService: High-Performance Building SystemsIndustry: EducationIndustry: Research FacilitiesType: Civil Engineering+44 more