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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3D Design & Engineering

Houston, TX

Innovation, Integrity & Quality - All of your A&E, Surveying and Utility Locating needs under one roof.

WebsitePhone1 office4 projects
Service: A&E ServicesService: Site Feasibility StudiesIndustry: Oil & GasType: Architecture & Engineering+32 more

3Dent Technology, LLC

Houston, TX

Offshore Engineering and Consulting

WebsitePhone1 officeUpdated Jun 2026
Service: Offshore Engineering & ConsultingService: Concept & Basic DesignIndustry: Oil & GasType: Structural Engineering+7 more

AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders
Service: Chemical and Process DesignService: Documentation and AnalysisIndustry: Oil & GasType: Chemical Engineering+66 more

Aiken Engineering Company

Houston, TX

Aiken Engineering designs and evaluates specialized equipment and components for critical service applications.

WebsitePhone1 officeUpdated Jun 2026
Service: Engineering AnalysisService: Finite Element AnalysisIndustry: Oil & GasType: Mechanical Engineering+17 more

Allen Engineering and Science

Jackson, MS

Allen Engineering and Science is an environmental, civil, and structural engineering practice serving private and public clients across the southeastern United States. Founded in 1993 as Eco-Systems and renamed in 2013, the company combines engineering, environmental science, planning, and construction management for oil and gas, manufacturing, energy, chemical, solid waste, real estate, and public-sector programs.

WebsitePhone6 offices5 leaders
Service: EngineeringService: Civil EngineeringIndustry: Oil & GasType: Civil Engineering+28 more

Ammonite Resources

Houston, TX

Ammonite Resources provides geotechnical and economic advisory services for the petroleum and mineral industries worldwide. Established in 1982, it assists clients with investment due diligence, strategic planning, international contract negotiations, corporate finance, and acquisitions and divestitures. It is headquartered in Connecticut with a network of associate offices across the United States, Canada, and the United Kingdom.

Website9 offices25 leadersFounded 1982
Service: Investment Due DiligenceService: First-Pass Opportunity ReviewsIndustry: Oil & GasType: Geotechnical Engineering+21 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects
Service: EngineeringService: Civil EngineeringIndustry: Power GenerationType: Civil Engineering+48 more

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders
Service: Program & Development ServicesService: Program ManagementIndustry: Land DevelopmentType: Civil Engineering+40 more

Baker Marine Solutions

Covington, LA

Your trusted partner in marine assurance and consulting services.

WebsitePhone4 offices4 projects
Service: Marine Engineering SolutionsService: Vessel DesignIndustry: Oil & GasType: Marine Engineering+36 more

Blade Energy Partners

Frisco, TX

Highest quality engineering solutions to complex problems in the energy industry

WebsitePhone6 officesFounded 2008
Service: Well EngineeringService: Critical and complex well designIndustry: Oil & GasType: Environmental Engineering+52 more

Blast Resource Group

Houston, TX

Your trusted, single-source solution for all things blast

WebsitePhone1 office1 credentials
Service: Engineering ServicesService: Facility SitingIndustry: Oil & GasType: Simulation Engineering+39 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: Plan & DesignService: EngineeringIndustry: IndustrialType: Industrial Engineering+29 more

BuildEng LLC

Houston, TX

Houston's Trusted Geotechnical Engineering Company - Serving Texas & Arizona Since 2016

WebsitePhone1 office2 credentials
Service: Geotechnical EngineeringService: Soil Testing & InvestigationIndustry: ResidentialType: Geotechnical Engineering+18 more

C&I Engineering

Louisville, KY

Your Engineering Partner

Website6 offices6 projects3 leaders
Service: Multi-Discipline EngineeringService: Civil and structural engineeringIndustry: Oil & GasType: Industrial Engineering+47 more

C-Job Naval Architects

Hoofddorp, TX

Maritime innovators creating ripples of change in naval architecture

Website2 offices8 projectsFounded 2009
Service: Design and Engineering for New-Build VesselsService: Feasibility StudiesIndustry: MarineType: Naval Architecture+31 more

C. H. Fenstermaker & Associates, L.L.C.

Lafayette, LA

Surveying. Engineering. Environmental Consulting.

WebsitePhone9 offices10 projects
Service: Surveying & MappingService: Topographic & Boundary SurveysIndustry: Oil & GasType: Land Surveying+32 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects
Service: EngineeringService: Pipeline EngineeringIndustry: Oil & GasType: EPC+53 more

Civil & Environmental Consultants, Inc.

Pittsburgh, PA

We Own It.

WebsitePhone14 offices9 leaders
Service: Air QualityService: Civil EngineeringIndustry: ManufacturingType: Civil Engineering+33 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projects
Service: Civil EngineeringService: Bridge EngineeringIndustry: CommercialType: Civil Engineering+61 more

Collier Consulting, Inc.

Stephenville, TX

We Bring a World of Solutions

WebsitePhone11 offices18 leaders
Service: GeoscienceService: GroundwaterIndustry: Water ResourcesType: Environmental Engineering+32 more

D3 Engineering Solutions

Houston, TX

Listen. Collaborate. Solve.

Website1 office3 leadersFounded 2020
Service: Project ManagementService: Project PlanningIndustry: Oil & GasType: Marine Engineering+22 more

Deepwater Corrosion Services Inc.

Houston, TX

Way ahead in corrosion control

WebsitePhone4 offices5 projects
Service: Cathodic Protection EngineeringService: CP Design and EngineeringIndustry: Oil & GasType: Materials Engineering+28 more

DeepwaterQA & Engineering

Houston, TX

Zero Failures from Shop to Subsurface.

Website2 officesUpdated Jun 2026
Service: Project Planning and Procurement QAService: Strategic Tender SelectionIndustry: Oil & GasType: Owner's Engineer+8 more

Draftex Services Inc

The Woodlands, TX

Proven Reputation with Innovative Solutions

WebsitePhone2 offices3 leaders
Service: Structural EngineeringService: Commercial Structural DesignIndustry: CommercialType: Civil Engineering+18 more