Public engineering firm directory

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AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects1 leaders2 credentials2 publications

Project: Calcium Carbonate Production Plant

Service: Process EngineeringService: PFD and P&ID DevelopmentService: Material and Energy Balance SimulationIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+73 more

ASI Industrial

Billings, MT

Build On Our Experience

Website1 office1 projectsUpdated Jun 2026

Project: KSU Grain Science Project

Service: Engineering & DesignService: Process EngineeringService: Civil Engineering & DraftingIndustry: AgricultureIndustry: IndustrialType: Process Engineering+14 more

AdvanceBio LLC

Milford, OH

Biofuels and biochemical industry consultants

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Commercial Bio-Based Process Engineering

Service: Commercial Bio-Based Process EngineeringService: General Project ConsultingService: Technical Due DiligenceIndustry: Biomass & BioenergyType: Owner's Engineer+14 more

Advanced Cryogenics, Ltd

Tavernier, FL

Optimizing CO2 Management for Sustainability and Success

WebsitePhone1 office1 leaders6 publicationsSize Estimate: 1 employeesUpdated Jun 2026

Service detail: CO2 Source Evaluation

Service: CO2 Source EvaluationService: Technical Source AssessmentService: Business Viability AnalysisIndustry: Carbon CaptureIndustry: Oil & GasType: Process Engineering+18 more

BIOFerm Energy

Madison, WI

Your Renewable Energy Partner

WebsitePhone1 office4 projectsFounded 2007Updated Jun 2026

Project: Rosendale Dairy Anaerobic Digester

Service: Anaerobic Digestion SystemsService: CSTR DigesterService: Dry Fermentation SystemIndustry: AgricultureIndustry: WastewaterType: Process Engineering+12 more

BSI Engineering

Customer Centric. Industry Experts. Inspired Solutions.

Website5 projectsSize Estimate: 250+ employeesUpdated Jun 2026

Project: Transforming Aviation Testing Facilities for Enhanced Performance

Service: Process EngineeringService: Process OptimizationService: DebottleneckingIndustry: ChemicalsIndustry: PharmaceuticalType: Process Engineering+22 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

Fluid Quip Technologies

Cedar Rapids, IA

Agri-tech engineering and production technology.

Website1 officeUpdated Jun 2026

Service detail: Engineering and Process Optimization

Service: Engineering and Process OptimizationService: Engineering and DesignService: Process ImprovementIndustry: Biomass & BioenergyIndustry: Renewable EnergyType: Process Engineering+11 more

ICM, Inc.

Separation technologies and feed products for ethanol producers.

WebsiteUpdated Jun 2026

Service detail: Milling & Fiber Separation Technologies

Service: Milling & Fiber Separation TechnologiesService: Selective Milling Technology (SMT / SMT V2)Service: Fiber Separation Technology (FST / FST Next Gen)Industry: Biomass & BioenergyIndustry: Renewable EnergyType: Process Engineering+11 more

KATZEN International, Inc.

Cincinnati, OH

Technology, process design, and consulting engineering for biofuels and process industries.

Website1 office6 projectsUpdated Jun 2026

Project: Bioagra S.A. Goswinowice Ethanol Plant Expansion

Service: Process Design and Technology DevelopmentService: Process Design Package DevelopmentService: Technology Research and DevelopmentIndustry: Biomass & BioenergyIndustry: Renewable EnergyType: Process Engineering+13 more

Knobelsdorff

Goodhue, MN

Industrial Electrical, Automation & Solar Contractor

WebsitePhone3 offices1 credentialsUpdated Jun 2026

Service detail: Automation

Service: AutomationService: PLC and Controls IntegrationService: MES / IoT / ERP IntegrationIndustry: Food & BeverageIndustry: ManufacturingType: Electrical Engineering+17 more

Larson Engineering

Appleton, WI

Build on what we know.

WebsitePhone13 offices9 projects1 credentialsFounded 1979Size Estimate: 100-500 employees

Project: Sphere at the Venetian Resort

Service: Structural EngineeringService: Building StructuresService: Structural Design Review and Peer EvaluationIndustry: AgricultureIndustry: CommercialType: Civil Engineering+46 more

Nelson Baker Biotech

Innovation. Engineering. Construction.

Website4 projectsUpdated Jun 2026

Project: Truck to Rail Ethanol Transload Facility

Service: Greenfield Plant DesignService: Process Scale-UpService: Retrofits and UpgradesIndustry: Biomass & BioenergyIndustry: Renewable EnergyType: EPC+26 more

Oliver Little Gipson Engineering Inc

Tullahoma, TN

Full Service Mechanical, Electrical & Plumbing Engineering

WebsitePhone2 offices5 projects3 leadersFounded 1995Size Estimate: 30 employees

Project: Lincoln County Jail

Service: Mechanical & Plumbing EngineeringService: HVAC & Temperature ControlService: Plumbing & PipingIndustry: IndustrialIndustry: ManufacturingType: MEP+22 more

Pelican Energy Consultants

Covington, LA

Pelican Energy Consultants is a privately held multi-discipline consulting engineering firm headquartered in Covington, Louisiana, specializing in CCUS facility design, gas processing and storage, gas and liquid transportation systems, liquid storage terminals, and oil, gas, refining, and chemical processing. It provides engineering, design, project management, construction management, and procurement services across CCUS, upstream, midstream, and downstream sectors.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Construction Management

Service: Multi-discipline EngineeringService: Design and DraftingService: Project ManagementIndustry: Carbon CaptureIndustry: Oil & GasType: Process Engineering+5 more

Petron Scientech Inc.

Princeton, NJ

Clean technology for a greener future.

WebsitePhone1 office8 leadersUpdated Jun 2026

Service detail: Licensing and Technology Transfer

Service: Licensing and Technology TransferService: Basic Engineering Design PackageService: EPC and PMC ManagementIndustry: Renewable EnergyIndustry: Biomass & BioenergyType: Chemical Engineering+13 more

SRI Global, Inc.

Houston, TX

Professional Design Engineers and Consultants

Website1 office6 projects1 leaders1 credentialsFounded 2011Updated Jun 2026

Project: Cheniere LNG SIS Proof Testing and Risk Assessments

Service: Process EngineeringService: Front-End Engineering Design (FEED)Service: Process Hazard Analysis (PHA)Industry: Oil & GasIndustry: PetrochemicalType: Process Engineering+36 more

Saola Energy

Wichita, KS

Streamlined solutions for a sustainable future

WebsitePhone2 offices1 projects8 leadersUpdated Jun 2026

Project: Steam Turbine Integration at Mid-Missouri Energy

Service: Technology EvaluationService: Technical Engineering AnalysisService: Regulatory Compliance ReviewIndustry: Renewable EnergyIndustry: Biomass & BioenergyType: Process Engineering+27 more

Upper Consulting, Inc.

Quincy, IL

Process Mechanical Engineering Consulting

WebsitePhone1 office8 projectsUpdated Jun 2026

Project: Alexandria Company for Seed Processing - Multiseed Crush Plants

Service: Plant & Process EngineeringService: Process Development (Continuous & Batch)Service: PFD & P&ID Creation & UpdatingIndustry: AgricultureIndustry: Food & BeverageType: Process Engineering+38 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

Vogelbusch USA Inc.

Katy, TX

State-of-the-Art Process Design for Fuel Ethanol Plants

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: Tharaldson Ethanol Dry Mill Plant

Service: Process Design & EngineeringService: Continuous Fermentation DesignService: Thermal Integration & Energy SavingIndustry: Biomass & BioenergyIndustry: Food & BeverageType: Process Engineering+9 more

Zeltmacher Structural Design Engineering

Visalia, CA

Service Through Preeminence

WebsitePhone1 office16 projects12 leaders1 credentialsFounded 2010

Project: Traveler's Motel Affordable Housing Redevelopment

Service: Structural Systems Design, Analysis, and DetailingService: Wood, Steel, Concrete, and Masonry DesignService: Performance and Safety AnalysisIndustry: GovernmentIndustry: EducationType: Structural Engineering+24 more