Public engineering firm directory

Find engineering consulting firms by capability and location.

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A & M Engineering and Environmental Services, Inc.

Tulsa, OK

Providing Quality Services for Over 30 Years

WebsitePhone4 offices5 projects2 credentialsFounded 1984Updated Jun 2026

Project: Cumberland Levee Repair at Lake Texoma

Service: Construction & Remediation ServicesService: Landfill ConstructionService: Impoundments & Water StructuresIndustry: Environmental & RemediationIndustry: FederalType: Environmental Engineering+72 more

ADDX Corporation

Alexandria, VA

Tenacious by Nature

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Readiness and Lifecycle Support

Service: Engineering Readiness and Lifecycle SupportService: Digital Engineering LaunchpadService: Engineering Readiness ReviewsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+23 more

Adley Services, LLC

Lafayette, LA

Onshore or offshore. Upstream, midstream, or downstream.

WebsitePhone1 office4 leadersSize Estimate: 10-50 employeesUpdated Jun 2026

Service detail: Facilities Engineering and Design

Service: Facilities Engineering and DesignService: Offshore and Onshore Facilities DesignService: Industrial and Refining Facility EngineeringIndustry: Oil & GasIndustry: PetrochemicalType: Process Safety Engineering+27 more

Allied Corrosion Industries, Inc.

Marietta, GA

Bringing 40+ Years of Experience to Solve Your Corrosion Challenges

WebsitePhone1 office1 leaders7 credentialsFounded 1980Updated Jun 2026

Service detail: Cathodic Protection Services

Service: Cathodic Protection ServicesService: Cathodic Protection DesignService: Cathodic Protection InstallationIndustry: Oil & GasIndustry: UtilitiesType: Electrical Engineering+23 more

Argus Consulting, Inc.

Atlanta, GA

Fuel Connects People. And Protects Them.

Website1 office6 projects13 leadersSize Estimate: 50-100 employeesUpdated Jun 2026

Project: Boise Airport New Fuel Facility

Service: Engineering and DesignService: Programming and PlanningService: Facility DesignIndustry: AviationIndustry: DefenseType: Environmental Engineering+37 more

Artin Engineering Design

Irvine, CA

Bringing Vision to Reality Since 2014

WebsitePhone3 offices25 projects2 leadersFounded 2014Updated Jun 2026

Project: The Rochester at Blue Parkway

Service: Structural EngineeringService: Building Structural DesignService: Seismic Analysis and RetrofittingIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+43 more

Asplundh Engineering Services, LLC

Horsham, PA

The name you trust for power generation, transmission and distribution infrastructure engineering services

Website1 office4 projectsUpdated Jun 2026

Project: Eversource Utilities Distribution Services

Service: Distribution EngineeringService: Greenfield Distribution DesignService: System Investigation and NESC ComplianceIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+30 more

Blade Energy Partners

Frisco, TX

Highest quality engineering solutions to complex problems in the energy industry

WebsitePhone6 officesFounded 2008Size Estimate: 25-100 employeesUpdated Jun 2026

Service detail: Well Engineering

Service: Well EngineeringService: Critical and complex well designService: Casing design and tubular selectionIndustry: Oil & GasIndustry: GeothermalType: Environmental Engineering+50 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

Brixey Engineering & Land Surveying, Inc.

Fort Smith, AR

From start to finish, we help get the job done!

WebsitePhone1 office5 leadersFounded 1984Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Commercial Development PlanningService: Subdivision Design & PlattingIndustry: CommercialIndustry: RetailType: Civil Engineering+27 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

CHA Consulting, Inc.

Albany, NY

Finding a better way.

Website1 office10 leaders3 credentialsFounded 1952Size Estimate: 2,100 employeesUpdated Jun 2026

Service detail: Transportation Solutions

Service: Transportation SolutionsService: Accelerated Bridge Construction (ABC) Design & ConsultingService: Bridge Design & AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+182 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 more

Capstone Technology Partners, Inc.

Capstone Technology Services

Website1 leaders1 credentialsUpdated Jun 2026

Service detail: Systems Engineering & Integration

Service: Systems Engineering & IntegrationService: Full-Stack System Design & IntegrationService: DevSecOps ImplementationIndustry: SoftwareIndustry: GovernmentType: Software Engineering+29 more

Citadel Engineering Company

Salt Lake City, UT

Where Precision Meets Reliability

WebsitePhone1 office15 credentialsFounded 2015Updated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Feasibility Studies and Project PlanningService: Detailed Design and AnalysisIndustry: Oil & GasIndustry: Power GenerationType: Process Engineering+53 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

CorrTech, Inc.

Marlborough, MA

Corrosion engineering, infrastructure assessment, and rehabilitation technologies

WebsitePhone2 offices11 projects2 leaders4 credentialsFounded 1997

Project: Scituate Dam Water Supply Pipe Cleaning and Inspection

Service: Cathodic Protection Design & InstallationService: Impressed Current SystemsService: Sacrificial Anode SystemsIndustry: Water SupplyIndustry: WastewaterType: Materials Engineering+44 more

Cozairo LLC

The Woodlands, TX

Putting away carbon for good.

Website1 office1 leadersUpdated Jun 2026

Service detail: Carbon Capture and Sequestration

Service: Carbon Capture and SequestrationService: Pore Space AcquisitionService: PermittingIndustry: Carbon CaptureIndustry: Emissions ControlType: Emissions Control+14 more

Cyient

Delivering Intelligent Engineering

Website4 projects3 leaders4 credentialsFounded 1991Size Estimate: 1,000+ employeesUpdated Jun 2026

Project: World's Most Fuel-Efficient Aircraft Engine

Service: Product EngineeringService: Digital Twin & Digital ThreadService: Autonomous SystemsIndustry: AerospaceIndustry: DefenseType: Electrical Engineering+31 more

Dav-Lear Systems, Inc.

Diamond Bar, CA

Dav-Lear Systems, Inc. provides information technology, telecommunications, product engineering, systems engineering, and administrative support services. Founded in 1992 and headquartered in Diamond Bar, California, it serves federal, state, and local government agencies, defense contractors, and Fortune 500 corporations, with key clients including Northrop Grumman, Lockheed Martin, Raytheon, and NASA's Jet Propulsion Laboratory.

Website4 offices4 projectsFounded 1992Updated Jun 2026

Project: Desktop Network Support

Service: Software EngineeringService: Software Development and ManagementService: Software Estimating and CostingIndustry: DefenseIndustry: FederalType: Software Engineering+31 more

DeLasCasas Cathodic Protection, LLC

Cathodic protection engineering and corrosion-control design

Website3 leaders5 credentials7 publicationsUpdated Jun 2026

Service detail: Cathodic Protection Engineering and Design

Service: Cathodic Protection Engineering and DesignService: Anode Spatial Distribution SystemsService: Pipeline Protection NetworksIndustry: Oil & GasIndustry: Water SupplyType: Materials Engineering+17 more

Diviney Infrastructure Group, LLC

Real Municipal Leadership & Engineering Experience

Website2 leaders6 credentialsUpdated Jun 2026

Service detail: CCTV Inspections

Service: CCTV InspectionsService: Pipeline Condition AssessmentService: Rehabilitation & Construction VerificationIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+21 more

Dreiym Engineering

Houston, TX

Electrical, Corrosion, and Forensic Engineering

WebsitePhone1 office3 leaders3 credentialsFounded 2014Size Estimate: 1-9 employees

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power System StudiesService: Electrical Design & ComplianceIndustry: UtilitiesIndustry: TelecommunicationsType: Electrical Engineering+21 more

EDM Services, Inc.

Simi Valley, CA

Exceptional Service is all we Sell

WebsitePhone1 office4 projects3 leadersFounded 1990Updated Jun 2026

Project: SoCalGas Senate Bill 1383 Dairy Biomethane Project (South Tulare)

Service: Pipeline EngineeringService: Pipeline Engineering and DesignService: Structural EngineeringIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+39 more