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

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

CASE International

Lafayette, LA

Offering Real Solutions to Your Engineering Challenges

WebsitePhone1 office4 leadersFounded 2004Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Bridge Design ServicesService: Building Design ServicesIndustry: CommercialIndustry: ResidentialType: Structural Engineering+12 more

Complete Project Solutions, Inc.

Pasadena, CA

Engineering project vision into reality

WebsitePhone2 officesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading And UtilitiesIndustry: CommercialIndustry: RetailType: Civil Engineering+54 more

Domingue, Szabo & Associates, Inc.

Lafayette, LA

Surveying the Pulse of Acadiana and Engineering its Future Since 1957

Website1 office3 projects6 leadersFounded 1957Updated Jun 2026

Project: UL Marine Survival Training Center

Service: Civil EngineeringService: Comprehensive PlanningService: Civil Site DesignIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+30 more

Gregory Consulting and Controls, LLC

Lafayette, LA

Service to clients through relationships

WebsitePhone1 office9 projects13 leadersSize Estimate: 11-50 employeesUpdated Jun 2026

Project: Drilling Fluids Facility (Adelaide)

Service: Mechanical EngineeringService: Mechanical Design and AnalysisService: Specialized Product DesignIndustry: Food & BeverageIndustry: ManufacturingType: Automation & Controls+24 more

Hensgens Trahan Engineering + Consulting

Lafayette, LA

Hensgens Trahan Engineering + Consulting is a full-service civil engineering, planning, and surveying firm in Lafayette, Louisiana, serving clients throughout South Louisiana. Founded in 2010 by Ted Hensgens, HTEC brings over 20 years of experience in land development, public works, and site development across residential, commercial, industrial, and institutional sectors, pairing large-firm technical capability with small-firm accountability and personal attention.

WebsitePhone1 office9 projects1 leadersFounded 2010Updated Jun 2026

Project: Ochsner St. Martin Expansion

Service: Subdivision DesignService: Site DesignService: Drainage Impact AnalysisIndustry: Land DevelopmentIndustry: CommercialType: Civil Engineering+19 more

INNOVEX Environmental Management, Inc.

Lafayette, CA

Engineering Solutions Through Innovation and Experience

WebsitePhone4 offices1 projects1 leadersFounded 2002Updated Jun 2026

Project: ARCO Retail Compliance Monitoring

Service: Site Assessment and RemediationService: Phase I Site AssessmentsService: Preliminary Investigation and Site AssessmentIndustry: Environmental & RemediationIndustry: Oil & GasType: Environmental Engineering+54 more

Istre Engineering Services, Inc.

Lafayette, LA

From Concept to Completion

WebsitePhone1 officeFounded 2014Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural DesignService: Foundation DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+26 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

Neu Company, LLC

Lafayette, LA

Engineering With Confidence & Integrity

Website1 office5 leaders1 credentialsFounded 2021Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Overhead CranesService: Below the Hook AttachmentsIndustry: IndustrialIndustry: CommercialType: Civil Engineering+28 more

Pelican Engineering LLC

Lafayette, LA

Your Electronic Product Design and Manufacturing Specialists

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Electronic Product Design

Service: Electronic Product DesignService: Circuit Board and Hardware DesignService: Embedded and Mixed Signal SystemsIndustry: DefenseIndustry: Oil & GasType: Electrical Engineering+15 more

Petra Consultants

Lafayette, LA

Safe. Efficient. Proven.

Website1 office7 projects5 leadersFounded 1996Updated Jun 2026

Project: 4-Pile Jacket, Deck and Facilities Design

Service: Engineering ServicesService: Process ModelingService: P&ID DevelopmentIndustry: Oil & GasIndustry: MarineType: Civil Engineering+35 more

T. Baker Smith, LLC

Houma, LA

Empowering people. Enriching communities.

WebsitePhone10 offices10 projectsFounded 1913Size Estimate: 200-400 employeesUpdated Jun 2026

Project: US 190: LA 437 to US 190 Bus (Phase 1)

Service: EngineeringService: PlanningService: Civil & Structural EngineeringIndustry: Oil & GasIndustry: IndustrialType: Civil Engineering+41 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