Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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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

Brown & Root Industrial Services, LLC

Baton Rouge, LA

Comprehensive engineering, construction, maintenance, turnarounds, and specialty services for industrial facilities.

Website4 offices1 credentialsUpdated Jun 2026

Service detail: Plan & Design

Service: Plan & DesignService: EngineeringService: EstimatingIndustry: IndustrialIndustry: Oil & GasType: Industrial Engineering+27 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

Clear Process Engineering & Technology

Covington, LA

Boiler, combustion, thermal, and steam systems engineering.

WebsitePhone1 office4 projects9 leadersFounded 2015Updated Jun 2026

Project: BFB boiler for high-moisture biomass - South America

Service: Energy AuditsService: Boiler Efficiency EvaluationService: Loss and Opportunity RankingIndustry: Power GenerationIndustry: Biomass & BioenergyType: Process Engineering+74 more

Grand Isle Shipyard

Galliano, LA

Pioneering Energy Excellence

WebsitePhone1 office7 projects2 credentialsFounded 1948Size Estimate: 3,200 employees

Project: Hurricane Ida Recovery

Service: Engineering & SurveyService: Civil Engineering & DesignService: Surveying & GeospatialIndustry: Oil & GasIndustry: PetrochemicalType: EPC+35 more

Kemper Engineering Services, LLC

Baton Rouge, LA

World Class Design, Analysis, and Innovation

WebsitePhone2 offices1 credentialsFounded 2006Updated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Mechanical DesignService: Structural EngineeringIndustry: PetrochemicalIndustry: Oil & GasType: Mechanical Engineering+16 more

Keystone Engineering Inc.

Mandeville, LA

Engineering Excellence & Innovation in Every Design

WebsitePhone9 offices5 projects8 leaders3 credentialsFounded 1988

Project: Geothermal Water System

Service: Multi-Discipline EngineeringService: Process EngineeringService: Mechanical EngineeringIndustry: Oil & GasIndustry: PetrochemicalType: EPC+26 more

Orion Engineers & Constructors

Mobile, AL

Enabling success and building relationships.

Website4 officesFounded 2001Updated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Feasibility StudiesService: Front End Loading PackagesIndustry: Biomass & BioenergyIndustry: ChemicalsType: Architecture & Engineering+73 more

VEi Global Engineering

Fargo, ND

VEi Global Engineering is a multi-discipline engineering consultancy delivering front-end engineering design (FEED), detailed design, project management, and construction coordination for industrial processing facilities. It specializes in sugar, chemical, petrochemical, power, and food processing markets, using 3D plant-design tools to produce detailed project models from concept through start-up.

WebsitePhone5 officesUpdated Jun 2026

Service detail: Project Development

Service: Project DevelopmentService: FEED 0 / FEED 1 / FEED 2 / FEED 3 PhasesService: Feasibility and SWOT AnalysisIndustry: Food & BeverageIndustry: ChemicalsType: Process Engineering+33 more

WMD Squared Engineering, LLC

Lafayette, LA

Engineering and Drafting Services Designed to Compete on a Global Scale

WebsitePhone2 offices7 projects2 credentialsFounded 2006Updated Jun 2026

Project: Equipment Laydown Unit

Service: Engineering DesignService: Mechanical DesignService: Structural DesignIndustry: Oil & GasIndustry: DefenseType: Mechanical Engineering+23 more

Waldemar S. Nelson & Co., Inc.

New Orleans, LA

Engineering is the Foundation of Civilization

WebsitePhone2 offices2 projects2 credentials2 publicationsFounded 1945

Project: Artemis II Space Mission Engineering

Service: Civil, Structural and Architectural EngineeringService: Civil Site and Infrastructure DesignService: Structural Engineering for Complex FacilitiesIndustry: Oil & GasIndustry: PetrochemicalType: Architecture & Engineering+34 more