Public engineering firm directory

Find engineering consulting firms by capability and location.

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3 Rocks Engineering & Surveying

CaƱon City, CO

Colorado Civil, Structural, & Land Surveying Experts

WebsitePhone3 offices9 projects2 leadersSize Estimate: 11-50 employeesUpdated Jun 2026

Project: Love's Travel Stop & RV Park Designs

Service: Civil EngineeringService: Residential and Commercial Site DevelopmentService: Oil and Gas Civil SupportIndustry: CommercialIndustry: ResidentialType: Civil Engineering+28 more

Aguirre & Fields

Sugar Land, TX

Engineering Innovators

WebsitePhone4 offices3 projectsFounded 1999Updated Jun 2026

Project: SH 130

Service: Transportation EngineeringService: Streets and HighwaysService: Bridges and Retaining WallsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+23 more

Baseline Engineering Corporation

Golden, CO

The #1 Civil Engineering Firm in Colorado

WebsitePhone4 offices9 projects2 leaders5 credentials3 publications

Project: Snow Bowl Building Addition

Service: Civil EngineeringService: Site developmentService: Infrastructure designIndustry: CommercialIndustry: ResidentialType: Civil Engineering+35 more

Basis Partners

Colorado Springs, CO

Professional transportation engineering, bridge inspection, and construction management services.

WebsitePhone2 offices17 projects1 leadersUpdated Jun 2026

Project: Powers Boulevard (CO 21) and Research Parkway Interchange

Service: Bridge InspectionService: Bridge, Wall, and Ancillary Structure InspectionService: Asset and Program ManagementIndustry: TransportationIndustry: GovernmentType: Structural Engineering+22 more

C. H. Fenstermaker & Associates, L.L.C.

Lafayette, LA

Surveying. Engineering. Environmental Consulting.

WebsitePhone9 offices10 projectsFounded 1950Updated Jun 2026

Project: Louisiana Watershed Initiative - Topographic and Bathymetric Data Collection

Service: Surveying & MappingService: Topographic & Boundary SurveysService: Construction Surveys & StakeoutIndustry: Oil & GasIndustry: PetrochemicalType: Land Surveying+30 more

CBS Squared, Inc.

Minneapolis, MN

Engineers, Architects, Surveyors & Grant Writers

WebsitePhone5 offices5 projects2 leadersSize Estimate: 10-50 employeesUpdated Jun 2026

Project: Milwaukee Readiness Center

Service: Municipal EngineeringService: Water system design and improvementsService: Wastewater collection and treatment designIndustry: GovernmentIndustry: Highways & RoadsType: Architecture & Engineering+71 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

CrossRoad Engineers, P.C.

Beech Grove, IN

Transportation & development consultants

WebsitePhone1 office1 leadersFounded 1995Updated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Road DesignService: Bridge DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+35 more

DLZ Corporation

Columbus, OH

Innovative Ideas | Exceptional Design | Unmatched Client Service

WebsitePhone1 office9 projects3 leaders5 credentialsSize Estimate: 500+ employees

Project: SR 161 at Maple Canyon Avenue

Service: Transportation EngineeringService: Interchange and Highway DesignService: Bridge Design and RestorationIndustry: Highways & RoadsIndustry: TransportationType: Architecture & Engineering+73 more

Fehr Graham

Freeport, IL

To improve the communities where our clients live and work.

WebsitePhone12 offices8 projects5 credentialsFounded 1973Size Estimate: 100-500 employees

Project: 11th Street Reconstruction, Rockford

Service: Water and Wastewater EngineeringService: Water supply and treatmentService: Wastewater collection and treatmentIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+45 more

GRW Engineers, Inc.

Lexington, KY

engineering | architecture | geospatial

WebsitePhone8 offices10 projects7 leaders13 credentialsFounded 1964

Project: LFUCG Town Branch 22 MG Wet Weather Flow Storage and 56 MGD Pumping Facilities

Service: Water and Wastewater EngineeringService: Water Treatment Plant DesignService: Wastewater Treatment Plant DesignIndustry: GovernmentIndustry: DefenseType: Architecture & Engineering+39 more

Gibbs & Olson, Inc.

Immersed in the communities we serve

Website4 projectsUpdated Jun 2026

Project: Wastewater Treatment Plant Improvements

Service: Land SurveyingService: Topographic and Boundary SurveysService: GPS / RTK SurveysIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+13 more

Isani Consultants, L.P.

Houston, TX

Designing What Matters

WebsitePhone1 office17 projects5 credentialsFounded 2000Size Estimate: 1-25 employees

Project: Enabling Utilities Landside, George Bush Intercontinental Airport

Service: Transportation EngineeringService: Urban and rural highway designService: Geometric design, driveways, and sidewalksIndustry: InfrastructureIndustry: TransportationType: Aviation Engineering+94 more

Jones Petrie Rafinski

South Bend, IN

Your Single Source

WebsitePhone2 offices5 projects1 leadersUpdated Jun 2026

Project: UPMC Park Renovations

Service: ArchitectureService: Municipal BuildingsService: Institutional FacilitiesIndustry: GovernmentIndustry: EducationType: Architecture & Engineering+55 more

LJB Inc.

Lima, OH

Improving the quality of life for the clients, communities and individuals we serve.

Website10 offices5 projects1 leaders4 credentialsFounded 1966Updated Jun 2026

Project: Woodland Avenue Pump Station Rehab

Service: Structural EngineeringService: Tilt-Up Concrete DesignService: Composite Bridge DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+45 more

OHM Advisors

Exceptional Design with a Purpose

Website12 projects8 leaders3 credentials6 publicationsUpdated Jun 2026

Project: The Pavilion and Skating Ribbon at Jeanne Stine Park

Service: ArchitectureService: Site & Facility EvaluationService: Facility Master PlanningIndustry: CommercialIndustry: Mixed-UseType: Architecture & Engineering+50 more

RJM Engineering, Inc.

Ellicott City, MD

Integrated Approach. Smarter Solutions.

WebsitePhone1 office12 projects1 credentialsFounded 1991Updated Jun 2026

Project: McKenzie Road Preliminary and Final Design

Service: Transportation EngineeringService: Roads and HighwaysService: Rail and TransitIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+23 more

Reid Middleton, Inc.

Everett, WA

People Engineering for People.

WebsitePhone3 offices1 projects1 credentialsFounded 1953Size Estimate: 600 employees

Project: Burj Khalifa Seismic Design

Service: Airport EngineeringService: Civil EngineeringService: Roadway and Utility InfrastructureIndustry: AviationIndustry: AirportsType: Civil Engineering+32 more

Robinson Engineering, Ltd.

Frankfort, IL

Beyond Engineering

WebsitePhone1 office14 projectsFounded 1937Size Estimate: 100-499 employeesUpdated Jun 2026

Project: Downtown Streetscape

Service: Municipal EngineeringService: Infrastructure Master PlanningService: Financing & Grant AssistanceIndustry: GovernmentIndustry: TransportationType: Civil Engineering+50 more

SBB Engineering

Topeka, KS

Accurate high-quality civil engineering and surveying services

WebsitePhone2 offices8 projects5 leadersFounded 2012Updated Jun 2026

Project: SW Gage Boulevard Maintenance Project

Service: Transportation EngineeringService: Roadway and highway designService: Traffic analysis and traffic impact studiesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+33 more