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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Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Iowa Colony City Engineer

Service: Civil EngineeringService: Site DevelopmentService: Land Development & Master PlanningIndustry: EducationIndustry: CommercialType: Civil Engineering+40 more

CGC Geoservices, LLC

Newark, DE

Geotechnical drilling and engineering, led by engineers who know what engineers need.

WebsitePhone3 offices2 leaders13 credentialsFounded 2008Updated Jun 2026

Service detail: Geotechnical Drilling and Sampling

Service: Geotechnical Drilling and SamplingService: Rock CoringService: Roadway BoringsIndustry: TransportationIndustry: Environmental & RemediationType: Environmental Engineering+19 more

CJS Conveyance, PLLC

Cary, NC

Small Firm Service - Large Firm Experience

Website2 offices6 projects5 leaders1 credentialsFounded 2016Size Estimate: 10-20 employees

Project: NW Maynard Water Main Extension and Sidewalk

Service: Water System Planning and DesignService: Water system master planning and engineering studiesService: Water main replacement and trenchless rehabilitationIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+40 more

Coldwater Engineering

Helena, MT

Coldwater Engineering is a Helena, Montana-based civil engineering practice specializing in hydrology and hydraulics, railroad engineering, environmental permitting, and survey. Founded around railroad infrastructure, it has completed nearly a thousand Class I railroad projects across 23 states, with long-term master services agreements with Union Pacific Railroad and Kansas City Southern. Core capabilities include bridge opening analysis, scour analysis and countermeasure design, floodplain permitting, streambank stabilization, and wetland delineation.

WebsitePhone1 office4 projects4 leaders1 credentialsUpdated Jun 2026

Project: Union Pacific Railroad Bridge 59.43 - Milwaukee Subdivision, Wisconsin

Service: Hydrology and HydraulicsService: Bridge Opening Analysis and DesignService: Scour Analysis and Countermeasure DesignIndustry: RailIndustry: BridgesType: Civil Engineering+18 more

IAG Consulting, LLC

Hermitage, PA

Providing Civil Engineering and Consulting Services

WebsitePhone1 office6 projects2 leaders3 credentialsFounded 2021

Project: Baker Run Streambank Stabilization Project

Service: Municipal EngineeringService: Municipal Representation & Retainer ServicesService: Land Development Plan ReviewsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+28 more

Landmark Consultants, Inc.

Steamboat Springs, CO

More than a Civil Engineering and Surveying Firm

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design and GradingService: Grading PlansIndustry: CommercialIndustry: HospitalityType: Civil Engineering+74 more

M3 Engineering Group, P.C.

St. Louis, MO

M3 Engineering Group, P.C. is a civil and environmental engineering firm founded in 2009 and headquartered in St. Louis, Missouri, with offices in Chicago and St. Charles. M3EG provides engineering planning and design services for public and private clients in water and wastewater systems, stormwater management, stream restoration, site design, construction management, transportation, and asset management. Its engineers bring recognized expertise in streambank erosion, geomorphology, and force main rehabilitation, serving municipal utilities, local water resource agencies, and public works departments across the St. Louis and Chicago regions.

WebsitePhone3 officesFounded 2009Updated Jun 2026

Service detail: Stream Restoration

Service: Water and Wastewater EngineeringService: Stormwater ManagementService: Stream RestorationIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+11 more

McCormick Engineering, LLC

South Bend, IN

McCormick Engineering, LLC is a South Bend, Indiana civil engineering practice founded in 2008 with a primary mission to serve the public sector through civil engineering planning, design, and construction inspection. It focuses on water resources, stormwater management, drainage, flood control, and wastewater systems for cities, towns, counties, and state agencies. McCormick Engineering holds Indiana Department of Transportation prequalification for non-complex roadway design, drainage design, small structure and bridge hydraulic design, and construction inspection.

WebsitePhone1 office2 leaders8 credentialsFounded 2008Updated Jun 2026

Service detail: Planning Services

Service: Planning ServicesService: Water Resources PlanningService: Flood Protection StudiesIndustry: GovernmentIndustry: Stormwater & Flood ControlType: Civil Engineering+39 more

McMillen Engineering, Inc.

Uniontown, PA

Civil Engineering & Land Surveying in Uniontown, PA

WebsitePhone1 office1 credentialsFounded 1977Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design and DevelopmentService: Stormwater ManagementIndustry: GovernmentIndustry: ResidentialType: Civil Engineering+41 more

MeanderEng, LLC

Nature-based solutions to protect and enhance rivers and streams

Website6 projects1 leaders2 publicationsSize Estimate: 1 employeesUpdated Jun 2026

Project: Rainbow Bunny Creek Restoration Design

Service: Stream Assessment and SurveyService: Fluvial Geomorphology AssessmentService: Topographic and Channel SurveyIndustry: Water ResourcesIndustry: Environmental & RemediationType: Environmental Engineering+13 more

Miller Gray, LLC

Austin, TX

Civil Engineering Rooted in Central Texas

WebsitePhone1 office23 projects5 leaders2 credentialsFounded 2014

Project: Lakeway Police Station

Service: Transportation DesignService: Corridor and Planning Area StudiesService: Regional Roadway and Arterial DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+91 more

Modern Engineering Solutions

Golden, CO

Modern, Cost-Effective Water And Wastewater Engineering

WebsitePhone3 offices4 projectsUpdated Jun 2026

Project: Morrison Creek Metropolitan Water & Sanitation District Treatment Improvement

Service: Wastewater EngineeringService: Wastewater Collection SystemsService: Lift StationsIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+19 more

Oxbow Ecological Engineering, LLC

Flagstaff, AZ

river + riparian + wetland + wildland

WebsitePhone1 office6 projects1 leaders3 credentialsFounded 2013

Project: Sweetwater Creek Restoration Project

Service: Surveying and MappingService: Topographic Engineering and Supplemental SurveysService: Fluvial Geomorphic Surveys and AssessmentsIndustry: Natural ResourcesIndustry: Water ResourcesType: Civil Engineering+39 more

Questa Engineering Corporation

Point Richmond, CA

Civil, Environmental, and Water Resources Planning and Design

WebsitePhone1 office6 projects2 credentialsUpdated Jun 2026

Project: American Canyon Napa River & Bay Trail

Service: Environmental Planning and Landscape ArchitectureService: Park and Open Space Master PlansService: Habitat Restoration and EnhancementIndustry: Parks & Open SpaceIndustry: Water ResourcesType: Civil Engineering+36 more

River Focus, Inc.

Water Resource Consultants

Website17 leadersUpdated Jun 2026

Service detail: Hydraulic & Hydrologic Modeling

Service: Hydraulic & Hydrologic ModelingService: 2-D Floodplain StudiesService: Hydrologic AnalysisIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+22 more

Sustainable Streams, LLC

Louisville, KY

Science, Service, and Solutions for Rivers and Watersheds

WebsitePhone1 office5 projects7 leaders15 credentials2 publications

Project: Lick Run Stream Daylighting & Urban Renewal

Service: Stream RestorationService: Stream DaylightingService: Low Head Dam MitigationIndustry: Stormwater & Flood ControlIndustry: Water ResourcesType: Environmental Engineering+15 more

Thomas Engineering Group, LLC

Oak Park, IL

Delivering Small Firm Service and Expertise with Large Firm Experience and Innovation

WebsitePhone3 offices14 projects9 leaders6 credentialsFounded 2008

Project: Edens Spur Roadway and Bridge Reconstruction

Service: Transportation Planning and DesignService: State-led and locally-led Phase I studiesService: Feasibility studies and alternatives analysesIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+55 more