Public engineering firm directory

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B&W Energy Services

Deer Park, TX

B&W Energy Services is an ISO 9001:2015 certified firm headquartered in Deer Park, TX, specializing in pre-commissioning and commissioning services for complex energy facilities worldwide. It delivers industrial cleaning, flushing, and inspection services including its proprietary AquaLazing process, steam blowing, chemical cleaning, and high-velocity oil flushing across the oil and gas, petrochemical, power generation, LNG, renewable energy, and data center sectors.

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Pre-Commissioning and Commissioning Services

Service: Pre-Commissioning and Commissioning ServicesService: AquaLazingService: Steam BlowingIndustry: Power GenerationIndustry: Oil & GasType: Process Engineering+15 more

Black & Veatch

Building a World of Difference®

WebsiteSize Estimate: 13,000 employeesUpdated Jun 2026

Service detail: Fuels

Service: Infrastructure AdvisoryService: ConstructionService: Power GenerationIndustry: Power GenerationIndustry: Power Transmission & DistributionType: EPC+22 more

Bristol Harbor Group, Inc.

Bristol, RI

Bristol Harbor Group is a full-service naval architecture and marine engineering firm located in Bristol, Rhode Island, with over thirty years of experience in commercial vessel design and consulting. BHGI delivers vessel design, engineering, regulatory support, and construction services for a wide range of commercial and specialty vessels, using advanced modeling tools and proven design methods to produce efficient, practical, and innovative solutions.

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Naval Architecture and Vessel Design

Service: Naval Architecture and Vessel DesignService: Marine EngineeringService: Regulatory SupportIndustry: MarineIndustry: Oil & GasType: Naval Architecture+4 more

C-Job Naval Architects

Hoofddorp, TX

Maritime innovators creating ripples of change in naval architecture

Website2 offices8 projectsFounded 2009Size Estimate: 50-200 employeesUpdated Jun 2026

Project: Anna Weber-van Bosse - Research Vessel for NIOZ

Service: Design and Engineering for New-Build VesselsService: Feasibility StudiesService: Operational Pattern AnalysisIndustry: MarineIndustry: Power GenerationType: Naval Architecture+29 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

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

Carubba Engineering, Inc.

Metairie, LA

Driving Client Success through Technical Expertise

WebsitePhone1 office12 projects2 leaders1 credentialsFounded 1994

Project: NOLA Motorsports Park

Service: Civil EngineeringService: Site Development and Master PlanningService: Comprehensive Drainage Studies and Stormwater ManagementIndustry: CommercialIndustry: RetailType: Civil Engineering+40 more

City and Sea Group LLC (CAS Group)

The Woodlands, TX

From concept to completion, CAS Group is your trusted partner for successful project delivery.

WebsitePhone2 offices3 projects3 leaders1 credentialsFounded 2010

Project: Small-Scale LNG Facility

Service: Advisory ServicesService: Investment Opportunities Advisory & Due DiligenceService: Project Development Advisory ServicesIndustry: MarineIndustry: Ports & HarborsType: Civil Engineering+44 more

Coastal Automation Services, Inc.

Beaumont, TX

Coastal Automation Services, Inc. (CAS) is a full-service engineering and automation firm located in Beaumont, Texas, specializing in engineering design, automation systems, and plant commissioning and startup for industrial, petrochemical, and manufacturing operations. CAS provides integrated deliverables spanning front-end engineering and design, instrument and electrical control systems, process engineering, mechanical and civil services, safety instrumented systems, and hot cutover execution. With over 1.6 million man-hours recorded with zero safety incidents, CAS serves major industry clients including ExxonMobil, BASF, Chevron Phillips Chemical, Dow Chemical, Valero, and TotalEnergies.

WebsitePhone1 office4 credentialsUpdated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Front End Engineering and Design (FEED)Service: Instrument, Electrical, and Control SystemsIndustry: IndustrialIndustry: PetrochemicalType: Automation & Controls+20 more

Condition Analyzing Corporation

St Johns, FL

A Global Leader in Shipboard Vibration Condition Monitoring

WebsitePhone9 offices3 credentialsUpdated Jun 2026

Service detail: Vibration Condition Monitoring Programs

Service: Vibration Condition Monitoring ProgramsService: Insource Vibration ProgramsService: Outsource Vibration ProgramsIndustry: MarineType: Acoustic Consulting+17 more

Crowley Engineering LLC

Schererville, IN

Trusted Technical Advisors

Website1 officeFounded 2011Updated Jun 2026

Service detail: Advisory, Planning & Consulting Services

Service: Advisory, Planning & Consulting ServicesService: Greenhouse Gas Emissions StudiesService: Energy AuditsIndustry: TransportationIndustry: Renewable EnergyType: MEP+27 more

Evoleap

Houston, TX

Backed by experience, enhanced by technology

WebsitePhone1 office6 leaders5 publicationsUpdated Jun 2026

Service detail: Flow Assurance

Service: Flow AssuranceService: Flow Assurance SimulationService: Hydrate & Deposition ModelingIndustry: Oil & GasIndustry: Carbon CaptureType: Process Engineering+13 more

GeoEngineers

Redmond, WA

Caring people. Quality work.

Website4 offices5 projects3 leaders3 credentialsSize Estimate: 200-500 employeesUpdated Jun 2026

Project: 1918 Eighth Avenue Shoring Design

Service: Geotechnical EngineeringService: Foundation Design and RecommendationsService: Shoring and Support of Excavation DesignIndustry: Power GenerationIndustry: UtilitiesType: Geotechnical Engineering+65 more

Herbert Engineering Corp

Glasgow

Through design, we venture beyond current practice

Website2 offices2 projects8 leadersFounded 1963Updated Jun 2026

Project: National Security Multi-Mission Vessel (NSMV) Project

Service: Naval ArchitectureService: Conceptual DesignService: Preliminary DesignIndustry: MarineIndustry: Oil & GasType: Naval Architecture+24 more

Kelly McNutt Consulting, LLC

Vancouver, WA

Kelly McNutt Consulting (KMC) is a construction consulting and risk management firm headquartered in Vancouver, Washington. Founded by Kelly McNutt, a construction industry veteran with more than 20 years of experience, KMC provides cost estimating, construction management, project management, project financials, and risk management services for major infrastructure projects. KMC has supported high-profile heavy civil and transportation projects including the I-5 Rose Quarter Improvement Project, SoFi Stadium, LAX People Mover, and Jordan Cove LNG.

Website1 officeUpdated Jun 2026

Service detail: Construction Consulting

Service: Construction ConsultingService: Construction ManagementService: Project ManagementIndustry: BridgesIndustry: Highways & RoadsType: Owner's Engineer+11 more

Lanier & Associates Consulting Engineers, Inc.

New Orleans, LA

Excellence by Design

WebsitePhone5 officesFounded 1974Updated Jun 2026

Service detail: Civil and Structural Engineering

Service: Civil and Structural EngineeringService: Heavy Haul DesignService: Rail TerminalsIndustry: MarineIndustry: Oil & GasType: Automation & Controls+34 more

LoopCalTech LLC

Engineering Tomorrow

Website1 leaders1 credentialsSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Instrumentation and Control Systems

Service: Instrumentation and Control SystemsService: Distributed Control Systems (DCS) design and integrationService: Process automation and SCADA systemsIndustry: Oil & GasIndustry: PetrochemicalType: Automation & Controls+80 more

Maritime Design, Inc.

Atlantic Beach, FL

Linking Design with Production since 1983

WebsitePhone1 office1 projects1 leadersFounded 1983Updated Jun 2026

Project: US Army Corps of Engineers Snag Barge

Service: Naval ArchitectureService: Government and Agency Vessel DesignService: Barge and Cargo Vessel DesignIndustry: MarineIndustry: FederalType: Naval Architecture+6 more

McDermott

Building Energy's Future for Now and What's Next

Website4 projects9 leaders1 credentialsFounded 1923Size Estimate: 30,000 employeesUpdated Jun 2026

Project: Harriet Alpha Platform Decommissioning

Service: EngineeringService: ProcurementService: LocatesIndustry: Oil & GasIndustry: Power Transmission & DistributionType: EPC+25 more

McLane Consulting Inc.

Soldotna, AK

Civil Engineering Consulting and Survey Firm

WebsitePhone1 office4 leadersFounded 1960Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site developmentService: Drill pad and access road routing, survey and designIndustry: Oil & GasIndustry: GovernmentType: Civil Engineering+35 more

Moffatt & Nichol

Long Beach, CA

Creative People, Practical Solutions

WebsitePhone1 office4 projects1 credentialsFounded 1945Updated Jun 2026

Project: Charleston Water Plan

Service: PortsService: Container and Cargo FacilitiesService: Cruise Homeports and Ports-of-CallIndustry: Ports & HarborsIndustry: MarineType: Coastal Engineering+53 more

Northeast Technical Services Co., Inc. (NETSCo)

Columbia Station, OH

Creating Solutions For Complex Maritime Challenges

WebsitePhone2 offices1 projects5 leaders3 publicationsFounded 1984

Project: Engineering the Towing Skegs of a Dry-cargo Barge

Service: Naval Architecture & Marine EngineeringService: Basic and conceptual engineeringService: Detailed engineering designIndustry: MarineIndustry: Ports & HarborsType: Environmental Engineering+50 more

Orion Group Holdings, Inc.

Houston, TX

Construction with Predictable Excellence

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Vigor Harbor Island Habitat Restoration

Service: Marine ConstructionService: Pier and wharf constructionService: Coastal and waterfront structuresIndustry: MarineIndustry: DefenseType: Marine Engineering+18 more

Peridian Engineering Services, LLC

Lake Charles, LA

Peridian Engineering Services is a civil and structural engineering firm based in Lake Charles, Louisiana, serving clients across the Gulf Coast region. With over 600 projects completed, the practice provides high-quality engineering and project management across industrial, commercial, and municipal markets in Louisiana and Texas. Core capabilities include structural analysis and design, civil site development, hydraulic and drainage engineering, and owner-representative services, with deep experience in petrochemical, refinery, LNG, and port facility environments.

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structure and Foundation DesignService: Load Ratings (Cranes, Monorails, Floors)Industry: PetrochemicalIndustry: Oil & GasType: Civil Engineering+34 more