Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

Bloom Companies, LLC

Milwaukee, WI

Bloom Companies, LLC is an engineering, architecture, and construction management practice founded in 1998 in Milwaukee, Wisconsin. Established by Mathew Tharaniyil, the organization initially focused on bridge and structural engineering, eventually expanding to cover transportation, architecture, electrical and controls, and design-build delivery. It has grown through key acquisitions, including Hay Dobbs in 2024 and Jendusa Design Build in 2025, and serves academic, municipal, transportation, industrial, and utility clients across multiple US offices and international locations.

WebsitePhone7 offices15 projects1 leaders12 credentialsFounded 1998

Project: Historic West Kilbourn Avenue Bascule Bridge Rehabilitation

Service: Bridge EngineeringService: New Bridge DesignService: Condition InspectionIndustry: BridgesIndustry: RailType: Civil Engineering+57 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

Chappell Engineering Associates, LLC

Marlborough, MA

Consulting Engineering and Land Surveying

WebsitePhone1 office9 projectsFounded 2004Size Estimate: 25 employeesUpdated Jun 2026

Project: Barre Common Traffic Improvements

Service: Transportation EngineeringService: Highway and Local Road DesignService: Highway Interchange DesignIndustry: RailIndustry: TelecommunicationsType: Civil Engineering+47 more

Chastain & Associates LLC

Creating infrastructure for 70 years.

Website1 projects3 leadersSize Estimate: 80+ employeesUpdated Jun 2026

Project: Village of Oak Park Right-of-Way Permitting Services

Service: Transportation EngineeringService: Expressways, Interstates, Tollways, and HighwaysService: Safety and Feasibility StudiesIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+52 more

Cooper Engineering Company, Inc.

Rice Lake, WI

Working with Communities

WebsitePhone1 office6 projectsUpdated Jun 2026

Project: Village of Dorchester Street Reconstruction

Service: Municipal EngineeringService: Community and Facility PlanningService: Grant Writing and AdministrationIndustry: GovernmentIndustry: IndustrialType: Civil Engineering+44 more

GEM Engineering

Cedar City, UT

You're on Solid Ground

WebsitePhone1 office4 leaders7 credentialsFounded 2005Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Site InvestigationsService: Distress InvestigationsIndustry: CommercialIndustry: ResidentialType: Environmental Engineering+31 more

Green Site Design, LLC

Norwich, CT

Civil engineering with a sustainable approach

WebsitePhone1 office1 leaders4 credentialsFounded 2009Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Feasibility StudiesService: Storm Water ManagementIndustry: CommercialIndustry: IndustrialType: Civil Engineering+28 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

Infra Tech Engineering, LLC

New York, NY

Let Us Show You How.

WebsitePhone1 office6 projects2 leaders1 credentialsFounded 1983

Project: NYSDOT - Route 347 Reconstruction

Service: Traffic and Transportation EngineeringService: Traffic Signal Design and AnalysisService: Transportation Management PlansIndustry: TransitIndustry: TransportationType: Civil Engineering+33 more

Kaskaskia Engineering Group, LLC

Belleville, IL

Exceptional, innovative, and comprehensive engineering and contracting solutions

WebsitePhone1 office5 projects2 leadersUpdated Jun 2026

Project: Troy O'Fallon Road Bridge Replacement

Service: Civil EngineeringService: Comprehensive Civil DesignService: Planning Services Tailored To MunicipalIndustry: GovernmentIndustry: FederalType: Civil Engineering+67 more

Madrid CPWG

Bartow, FL

Full-Service Design, Engineering, Geotechnical Firm

WebsitePhone1 office5 projects8 leaders7 credentialsFounded 1992

Project: Lake Lawne Stormwater Facility Design

Service: Civil EngineeringService: Municipal ServicesService: Land DevelopmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+54 more

OM Engineering Services, Inc.

Orlando, FL

Engineering Built on a Solid Structure and Strong Foundation

WebsitePhone1 office1 projects7 leadersFounded 2005Size Estimate: 1-10 employees

Project: Colonel Joe Kittinger Fighter Jet Monument

Service: Civil EngineeringService: Site Engineering ServicesService: Roadway DesignIndustry: CommercialIndustry: EducationType: Civil Engineering+41 more

Pond

Pioneering Innovation Since 1965

Website8 projects3 leaders2 credentialsFounded 1965Size Estimate: 850+ employeesUpdated Jun 2026

Project: Gary/Chicago Airport Air Cargo Development Services

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: AviationIndustry: DefenseType: Architecture & Engineering+101 more

Prein & Newhof

We See Farther

Website3 projects2 leadersFounded 1970Updated Jun 2026

Project: Bronson's Underground Revival: Tackling Aging Infrastructure Challenges

Service: Water and Wastewater EngineeringService: Water Supply EngineeringService: Wastewater EngineeringIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+35 more

Subsurface & Tunnel Engineering LLC

Gaithersburg, MD

Adaptive Engineering. Innovative Solutions.

WebsitePhone1 office5 projects1 leadersFounded 2016Updated Jun 2026

Project: Bergen Point WWTP Outfall Replacement

Service: Tunnel and Underground EngineeringService: Tunnel Design and RehabilitationService: Trenchless TechnologyIndustry: InfrastructureIndustry: MiningType: Civil Engineering+26 more

Thompson, Dreessen & Dorner, Inc.

Omaha, NE

Professionals at Every Turn

WebsitePhone2 offices8 projects11 leaders1 credentialsFounded 1967

Project: Nebraska Medicine Lauritzen Outpatient Center

Service: Civil EngineeringService: Site DesignService: Subdivision DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+36 more

iDesign Engineering Inc.

Beltsville, MD

Knowledge. Dedication. Reliability.

WebsitePhone2 offices24 projects11 leadersFounded 2012Size Estimate: 10-20 employees

Project: I-95 Section 200 Widening

Service: Water Resources EngineeringService: Low-Impact Development and ESDService: Hydrologic and Hydraulic ModelingIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+33 more