Public engineering firm directory

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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

Brudis & Associates, Inc.

Columbia, MD

Innovative, high quality, and responsive engineering solutions

WebsitePhone4 offices8 projects4 leaders6 credentialsFounded 1992

Project: MD 180 / MD 351 Highway Improvements

Service: Highway & PlanningService: Roadway Geometrics, Widening, Reconstruction & ImprovementsService: Streetscape DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+70 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

Cook, Flatt & Strobel Engineers

Topeka, KS

One Vision. One Team. One Call.

Website7 officesFounded 1961Updated Jun 2026

Service detail: Transportation

Service: TransportationService: Roadway and Highway DesignService: Complete StreetsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 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

Dokken Engineering

Folsom, CA

Transforming design.

WebsitePhone4 offices7 projects12 leaders3 credentialsFounded 1986

Project: Zittle Family Amphitheater Shade Structure

Service: Feasibility & FundingService: Grant Writing SupportService: Preliminary Engineering & Environmental ServicesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+24 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

Felsburg Holt & Ullevig

Connecting and Enhancing Communities

Website4 projects4 leaders1 credentialsFounded 1984Size Estimate: 200-400 employeesUpdated Jun 2026

Project: Transforming 30th Street at Garden of the Gods

Service: Transportation PlanningService: Multimodal PlanningService: Transit Planning & DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+38 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

Hampton, Lenzini and Renwick, Inc.

Elgin, IL

Engineering the Success of Our Communities

WebsitePhone4 offices5 projects9 leaders5 credentialsFounded 1965

Project: Tudor Court Street and Streetscape Improvements

Service: Preliminary EngineeringService: Feasibility AnalysisService: Agency CoordinationIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+52 more

Infrastructure Consulting & Engineering, LLC

West Columbia, SC

A Full Service Transportation Consulting and Design Firm

WebsitePhone15 offices6 projects5 credentialsFounded 2005Size Estimate: 500-1,000 employees

Project: NC-540 (Triangle Expressway SE Extension)

Service: Roadway and Highway DesignService: Roadway widening and extensionService: Major interchange and intersection designIndustry: TransportationIndustry: GovernmentType: Civil Engineering+85 more

JVA, Incorporated

Boulder, CO

Engineering Excellence Since 1956

Website6 offices7 projects4 leaders1 credentials1 publicationsFounded 1956

Project: Sperry Chalet Restoration

Service: Structural EngineeringService: New constructionService: Renovation and retrofitsIndustry: EducationIndustry: GovernmentType: Civil Engineering+42 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

Kisinger Campo & Associates, Corp.

Tampa, FL

Trusted Partner on High-Priority Transportation Projects

WebsitePhone1 office14 projects1 credentialsFounded 1976Size Estimate: 100-500 employees

Project: I-4 Mainline from East of World Drive to East of US 192 (MPDB)

Service: Roadway DesignService: Arterial Highway DesignService: Interchange ReconstructionIndustry: TransportationIndustry: GovernmentType: Civil Engineering+43 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

Lochner

Chicago, IL

Trusted Infrastructure Services for Aviation, Transportation, and Water

WebsitePhone1 office8 projects6 leaders4 credentialsFounded 1944

Project: DFW On-Call Signage Implementation Support

Service: AviationService: Airport PlanningService: Airport Engineering and DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+41 more

Luchs Consulting Engineers / DeCarlo & Doll

Meriden, CT

Reliable. Respected. Responsive. One Integral Team Providing Excellent Project Delivery.

Website1 office6 projects2 credentialsFounded 1980Updated Jun 2026

Project: Interstate I-91 Bradley Airport Connector

Service: Civil EngineeringService: Site EngineeringService: Utility EngineeringIndustry: GovernmentIndustry: TransportationType: Civil Engineering+61 more

Mattern & Craig

Roanoke, VA

Engineering Solutions for Change & Growth

WebsitePhone6 offices1 projects13 leaders10 credentialsFounded 1978

Project: King University Topographic and Utility Survey

Service: Survey & MappingService: Civil EngineeringService: Site Planning & DevelopmentIndustry: GovernmentIndustry: FederalType: Civil Engineering+37 more

Patel, Greene and Associates, LLC

Bartow, FL

We Exist to Elevate Our Families, Communities, and Profession.

WebsitePhone7 offices5 projects5 leaders2 credentialsFounded 2011

Project: Polk Parkway Resurfacing (AMG/3D Pilot)

Service: RoadwayService: Minor highway designService: Major highway designIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+66 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