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

AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders4 credentialsFounded 1989Updated Jun 2026

Service detail: Chemical and Process Design

Service: Chemical and Process DesignService: Documentation and AnalysisService: Specialized CalculationsIndustry: Oil & GasIndustry: PetrochemicalType: Chemical Engineering+64 more

AES Group, Inc.

Parker, CO

Providing Engineering and Architecture Services Since 2002

WebsitePhone1 office4 projects5 leaders20 credentialsFounded 1988

Project: Pikes Peak National Cemetery Master Plan & Design

Service: Civil EngineeringService: Site DesignService: GradingIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+38 more

Access Engineering LLC

Denver, CO

On-Demand CAD/CAE/Manufacturing

WebsitePhone1 office6 projects4 leaders3 credentialsUpdated Jun 2026

Project: Chemical Surface Detector (CSD)

Service: Design and EngineeringService: CAD and DraftingService: Design DocumentationIndustry: AerospaceIndustry: SpaceType: Mechanical Engineering+16 more

Advanced Engineering and Academic Sciences (AEAS)

Denver, CO

Experts in Water Resources Consulting and Engineering

Website1 office2 projects1 leadersUpdated Jun 2026

Project: Railroad Embankment Failure Forensic Analysis

Service: Water Resources EngineeringService: Hydrologic AnalysisService: Hydraulic AnalysisIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Water / Wastewater Engineering+31 more

Aeroscope, Inc.

Broomfield, CO

Expert engineering consulting and investigation services for aircraft accident investigation and reconstruction.

WebsitePhone2 offices16 projects2 leaders7 credentialsFounded 1988

Project: TWA Flight 800

Service: Aircraft Accident InvestigationService: Forensic Wreckage AnalysisService: Computer Modeling and ReconstructionIndustry: AviationIndustry: LegalType: Forensic Engineering+13 more

Anvyl Technologies

Denver, CO

Forging Innovative Solutions for National Security

WebsitePhone1 officeUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Model-Based Systems Engineering (MBSE)Service: Requirements DevelopmentIndustry: AerospaceIndustry: DefenseType: Defense Engineering+17 more

Apogee Consulting Group, P.A.

Cary, NC

Elevating lives through effective design

WebsitePhone6 offices6 projectsSize Estimate: 100-199 employeesUpdated Jun 2026

Project: Durham Cancer Center

Service: PlanningService: Master PlanningService: Scenario Planning and CharrettesIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+38 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical System DesignService: HVAC Systems DesignIndustry: AerospaceIndustry: NuclearType: Civil Engineering+46 more

Ascent Design, Inc.

Boulder, CO

Mechanical engineering and product development services

WebsitePhone1 office1 projects1 leadersFounded 2002Updated Jun 2026

Project: Dual Dose Syringe

Service: Product DevelopmentService: Concept FeasibilityService: Requirement SpecificationIndustry: Medical DevicesIndustry: AerospaceType: Mechanical Engineering+11 more

Atkinson-Noland & Associates

Lafayette, CO

Specialty Structural Engineering, Nondestructive Testing & Diagnostics

WebsitePhone2 offices5 projectsFounded 1975Updated Jun 2026

Project: Tumacacori Mission

Service: Diagnostics & TestingService: Borescope AnalysisService: Bridge Load RatingIndustry: Historic PreservationIndustry: GovernmentType: Structural Engineering+19 more

Atlas Technical Consultants

Denver, CO

Uniting People, Places and Possibilities

Website3 offices4 projects10 leaders3 credentialsSize Estimate: 3,300+ employeesUpdated Jun 2026

Project: Foresthill Bridge Weld Inspections

Service: Testing, Inspection and CertificationService: Pavement TestingService: Weld and Materials InspectionIndustry: InfrastructureIndustry: IndustrialType: Environmental Engineering+18 more

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders8 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Walmart Metro Atlanta Drone Delivery Operations Support

Service: Program & Development ServicesService: Program ManagementService: Owner's Representative ServicesIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+38 more

Aurex

Huntsville, AL

Engineering the Edge of Possible

WebsitePhone6 offices2 projects18 leadersUpdated Jun 2026

Project: Heavy Demonstrator Mission

Service: Hypersonic Systems EngineeringService: Modeling and SimulationService: Engineering Design TradesIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+42 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 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

Brandes Associates, Inc.

Lone Tree, CO

Breadth. Agility. Innovation.

WebsitePhone2 officesFounded 1990Updated Jun 2026

Service detail: Agile Software Development

Service: Agile Software DevelopmentService: Agile Release Train IntegrationService: Microservices Architecture & OrchestrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+27 more

Bridge Diagnostics, Inc.

Louisville, CO

Protecting What You Build

WebsitePhone6 offices1 projects2 publicationsFounded 1989Size Estimate: 50-100 employees

Project: Runway Pavement Sensor System at Charlotte Douglas International Airport

Service: Diagnostic Load TestingService: Structural Health MonitoringService: Nondestructive Evaluation (NDE) and TestingIndustry: TransportationIndustry: Power GenerationType: Civil Engineering+23 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

Bridgers & Paxton Consulting Engineers, Inc.

Albuquerque, NM

We make buildings come to life

WebsitePhone3 offices3 projects10 credentialsFounded 1951Updated Jun 2026

Project: Kirtland Air Force Base Microgrid Resiliency Project

Service: Mechanical EngineeringService: Heating, Ventilating, and Air Conditioning (HVAC)Service: Central Plant DesignIndustry: GovernmentIndustry: HealthcareType: MEP+45 more

Brierley Associates Corporation

Englewood, CO

Creating Space Underground

WebsitePhone20 offices4 projects6 leaders11 credentialsUpdated Jun 2026

Project: Champlain Hudson Power Express Trenchless Crossings

Service: Tunneling EngineeringService: Trenchless EngineeringService: Horizontal Directional Drilling (HDD)Industry: Water SupplyIndustry: WastewaterType: Geotechnical Engineering+20 more

Bryant Consultants

Carrollton, TX

Engineering Solutions for the Built World

WebsitePhone2 offices12 projectsFounded 1996Updated Jun 2026

Project: County Dam Slope Stability Analysis

Service: Forensic ServicesService: Building Envelope ForensicsService: Geotechnical and Foundation Engineering (GEOFORENSICS)Industry: InfrastructureIndustry: Water ResourcesType: Geotechnical Engineering+30 more

CLP Engineering

Denver, CO

Planning and design with O&M in mind

WebsitePhone1 office8 projects11 leaders1 credentialsUpdated Jun 2026

Project: APG Electrical Distribution System Infrastructure Upgrade

Service: MicrogridsService: Microgrid Systems IntegrationService: Planning and Energy AnalysisIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+38 more

Chayah Consulting Group, LLC

Loveland, CO

We handle all your civil/structural engineering & consulting needs!

WebsitePhone3 offices1 projects1 leaders1 credentialsUpdated Jun 2026

Project: Chayah Children's Home Master Plan

Service: Structural EngineeringService: Commercial & Industrial Structural PlansService: Residential Structural Plans & CalculationsIndustry: CommercialIndustry: HospitalityType: Civil Engineering+32 more