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

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects6 leaders2 credentialsUpdated Jun 2026

Project: Casper's West Belt Loop Road

Service: TransportationService: Roadway DesignService: Drainage DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+51 more

Antero Group

Chicago, IL

Authentic partnerships are the best way to design and deliver projects that create lasting value.

WebsitePhone4 offices5 projects6 leadersUpdated Jun 2026

Project: Barry County Broadband Assessment and Implementation Plan

Service: Civil EngineeringService: Site DevelopmentService: Construction Engineering and ManagementIndustry: TransportationIndustry: GovernmentType: Civil Engineering+47 more

Apex Consulting Engineers, LLC

Grand Junction, CO

Apex Consulting Engineers, LLC is a civil engineering and project management firm established in 2007 and based in Grand Junction, Colorado, serving the Western Slope of Colorado. Apex Consulting Engineers, LLC provides civil engineering, project management, traffic studies, and land development services, helping property owners and corporations find affordable solutions within city, county, and state regulatory requirements. Apex Consulting Engineers serves clients across Grand Junction, Delta, Montrose, Gunnison, Glenwood Springs, Rifle, Vail, and the wider Western Slope region.

WebsitePhone1 officeFounded 2007Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Project ManagementService: Traffic StudiesIndustry: CommercialIndustry: Land DevelopmentType: Civil Engineering+3 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

Bohannan Huston, Inc.

Albuquerque, NM

Bohannan Huston, Inc. is a multi-discipline civil engineering firm headquartered in Albuquerque, New Mexico, with offices in Las Cruces, NM, and Colorado. Its practice spans water resources, transportation, community development, structures, surveying, planning, aviation, and construction engineering for public and private clients in the southwestern United States. Its professional staff manages projects from initial planning through final construction phase engineering, with particular depth in water and wastewater systems serving the arid Southwest.

WebsitePhone4 offices2 projectsUpdated Jun 2026

Project: Paseo Del Norte/I-25 Interchange Extension

Service: Water Resources and SystemsService: Water ResourcesService: Water and Wastewater SystemsIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+15 more

Bridgefarmer & Associates, Inc.

Dallas, TX

Engineering reliable transportation and heavy civil infrastructure since 1976

WebsitePhone6 offices8 projectsFounded 1976Updated Jun 2026

Project: DFW Connector

Service: Roadway and Highway EngineeringService: Urban Freeways and InterchangesService: Major and Complex Highway DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+30 more

CONNECT Engineering LLC

Miami, FL

Elevating the Engineering Experience for our Clients, Colleagues, and Communities.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Structures

Service: StructuresService: Specialty Design For Miscellaneous StructuresService: Sign StructuresIndustry: Land DevelopmentIndustry: Parks & Open SpaceType: Civil Engineering+50 more

Canyon Engineering Group

Denver, CO

Construction Management, Structural Design, and Roadway & Transportation Design for Colorado

Website1 office12 projectsFounded 2018Updated Jun 2026

Project: North I-25 Express Lanes Project

Service: Construction Management and InspectionService: Field Quality AssessmentService: Project Documentation ServicesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+18 more

Civil Innovations, LLC

Loveland, CO

Aviation, Infrastructure, Engineering

WebsitePhone1 office6 projects1 leadersUpdated Jun 2026

Project: United Airlines Flight Training Center

Service: Program Management and Owner's RepresentationService: Infrastructure Program ManagementService: Owner's Representative ServicesIndustry: AviationIndustry: AirportsType: Civil Engineering+30 more

Clanton & Associates

Boulder, CO

Clanton & Associates is an award-winning lighting design and engineering practice that has been transforming spaces and changing industry norms with sustainable, creative design for over 40 years.

WebsitePhone1 office16 projects19 leadersFounded 1981Updated Jun 2026

Project: Apple Campus 3

Service: Architectural LightingService: Daylighting DesignService: Dark Skies LightingIndustry: TransportationIndustry: GovernmentType: Architecture & Engineering+16 more

DESMAN

Boston, MA

Client-Focused Parking Solutions

WebsitePhone9 offices5 projects3 leaders3 credentialsFounded 1973

Project: Ft. Duquesne and Sixth Parking Garage Facade and Renovation

Service: Parking ConsultingService: Supply and Demand StudiesService: Concept PlanningIndustry: EducationIndustry: HealthcareType: Structural Engineering+30 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

Dibble

Phoenix, AZ

Focus on Quality. Multi Discipline. Culture of Caring.

Website7 offices1 projectsUpdated Jun 2026

Project: Chandler's 66-Inch Sewer Interceptor Rehabilitation

Service: Airport DevelopmentService: Airport PlanningService: Airport DesignIndustry: AirportsIndustry: GovernmentType: Civil Engineering+51 more

Drexel, Barrell & Co.

Boulder, CO

Quality land surveying and civil engineering solutions since 1949

Website6 offices7 projects7 leadersFounded 1949Updated Jun 2026

Project: US Air Force Academy Cadet Chapel Restoration

Service: Land SurveyingService: Boundary and ALTA SurveysService: Topographic and Design SurveysIndustry: GovernmentIndustry: FederalType: Civil Engineering+61 more

Engineering Inc Mt

Concord, CA

Intelligent Infrastructure. Enduring Communities.

Website14 offices2 leadersFounded 2023Updated Jun 2026

Service detail: Transportation Engineering

Service: Civil EngineeringService: Transportation EngineeringService: Traffic EngineeringIndustry: MiningType: Civil Engineering+12 more

Engineering Operations, LLC

Littleton, CO

We are your trusted engineering experts!

WebsitePhone1 office3 projects13 leaders2 credentialsFounded 2016

Project: Wyoming Department of Transportation On-System & Off-System Underwater Bridge Inspections

Service: Structural InspectionsService: Routine Bridge InspectionService: Underwater Bridge InspectionIndustry: GovernmentIndustry: TransportationType: Civil Engineering+24 more

Escalante Construction Management and Engineering, Inc.

Grand Junction, CO

Your Strategic Partner

WebsitePhone1 office1 projectsUpdated Jun 2026

Project: US 6 Clifton Reconstruct

Service: Construction ManagementService: Construction InspectionService: Project SchedulingIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+7 more

Galloway & Company, LLC

Greenwood Village, CO

Nationally recognized. Locally preferred.

WebsitePhone16 offices1 projects1 leaders2 credentialsUpdated Jun 2026

Project: Future Legends Sports Complex

Service: ArchitectureService: New ConstructionService: Renovation & ExpansionIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+48 more

George & Associates, Consulting Engineers, Inc.

Tallahassee, FL

A local firm with regional experience

WebsitePhone2 offices5 projects2 credentialsFounded 1997Updated Jun 2026

Project: Southwest Greenways & Debbie Lightsey Nature Park

Service: Civil EngineeringService: Project PlanningService: Design and PermittingIndustry: TransportationIndustry: GovernmentType: Civil Engineering+8 more

Giangrande Engineering and Planning (GEP)

Stuart, FL

Planning and Engineering expertly delivered to the Treasure Coast and the entire Florida

WebsitePhone2 offices7 projects2 leaders3 credentialsFounded 2014

Project: The Sand Pine Park

Service: Site Civil EngineeringService: Paving, Grading, and Drainage PlansService: Site Utilities InfrastructureIndustry: GovernmentIndustry: CommercialType: Civil Engineering+44 more

Goodrich Engineering LLC

Grand Junction, CO

Goodrich Engineering LLC is a geotechnical and mining engineering consultancy in Grand Junction, Colorado, with 40 years of geoscience and geoengineering experience. Services span soil and rock mechanics, foundation design, slope stability, rock mechanics, mining engineering, transportation and road engineering, geology, hydrology, and environmental consulting. An in-house soils and rock mechanics lab supports subsurface characterization and drilling program work for residential, commercial, and mining clients across Colorado, Utah, Texas, New Mexico, and Idaho.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundations and Earth RetentionService: Slope Stability and Hazard AnalysisIndustry: MiningIndustry: Oil & GasType: Geotechnical Engineering+20 more

ICON Engineering, Inc.

Centennial, CO

Blending Innovation with Experience to Find the Best Solutions

WebsitePhone1 office12 projects2 leaders2 credentialsFounded 1997

Project: Brighton North Outfall, Phases 1-3

Service: Stormwater EngineeringService: Storm Sewer and Culvert SystemsService: Water Quality Planning and DesignIndustry: Stormwater & Flood ControlIndustry: Water ResourcesType: Civil Engineering+27 more