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

ATSI, Inc.

Amherst, NY

Changing the World Since 1977

WebsitePhone1 officeFounded 1977Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Front-End Engineering & Design (FEED)

Service: Front-End Engineering & Design (FEED)Service: FEL-1: Conceptual Engineering & FeasibilityService: FEL-2: Planning & Specification DevelopmentIndustry: Renewable EnergyIndustry: ChemicalsType: Process Engineering+39 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

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical System DesignService: HVAC Systems DesignIndustry: AerospaceIndustry: NuclearType: Civil Engineering+46 more

Bio-Process Group

West Lafayette, IN

Process Design and Improvement for Biorefinery Systems

Website1 office3 projects2 leadersFounded 1984Updated Jun 2026

Project: Orange Peel Waste Biorefinery

Service: Contract Research & DevelopmentService: Lab Scale ValidationService: Technology Scale-Up & PilotingIndustry: AgricultureIndustry: Biomass & BioenergyType: Process Engineering+18 more

Claymore Group LLC

Daphne, AL

Multi-Discipline Engineering, Design, and Precision Fabrication

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Road and Bridge DesignService: Water Systems EngineeringIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+52 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

Creative Engineers Inc

New Freedom, PA

Alkali metals and chemical process engineering experts

WebsitePhone1 office5 projects19 leaders1 credentialsFounded 1996

Project: SEA Wire PTFE-Coated Wire Etching System

Service: Chemical & Process EngineeringService: Conceptual and Detailed Process DesignService: Process Flow Diagrams (PFDs) & Mass and Energy Balance (M&EB)Industry: NuclearIndustry: Oil & GasType: Chemical Engineering+33 more

Element 29 LLC

Tampa, FL

Multidisciplinary engineering for industrial, energy, and mission-critical systems.

WebsitePhone1 office19 projects1 leaders2 credentialsUpdated Jun 2026

Project: 20.5 MGD Reverse Osmosis System

Service: Process and Chemical EngineeringService: Process flow diagrams and P&IDsService: Mass and energy balancesIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+108 more

Engineering & Management Solutions, Inc.

Jonesboro, AR

Industrial engineering, mechanical integrity, metrology, and project management

WebsitePhone3 offices5 projects1 credentialsUpdated Jun 2026

Project: Hazardous Waste Design

Service: Engineering DesignService: Initial Site & Production StudiesService: Construction Management & CommissioningIndustry: IndustrialIndustry: ManufacturingType: Mechanical Engineering+31 more

Engineering Design Services LLC

Corpus Christi, TX

Your Trusted Engineering Consulting Partner

WebsitePhone4 offices4 leadersFounded 2018Size Estimate: 20-100 employeesUpdated Jun 2026

Service detail: Mechanical & Piping Engineering

Service: Mechanical & Piping EngineeringService: Equipment & Piping DesignService: Balance of Plant (BoP) DesignIndustry: PetrochemicalIndustry: Oil & GasType: Process Engineering+47 more

Feldhake Consulting LLC

Helping to cut your business and energy costs

Website1 leadersSize Estimate: 1 employeesUpdated Jun 2026

Service detail: Business Development

Service: Business DevelopmentService: KPI and ROI ImprovementsService: New Project DevelopmentIndustry: ManufacturingIndustry: Food & BeverageType: Electrical Engineering+23 more

Flowmech Systems & Solutions LLC

Pearland, TX

Need-Based Engineering & Design Solutions

WebsitePhone1 office2 projectsUpdated Jun 2026

Project: API 614 Lube Oil System Design

Service: Engineering Design and DevelopmentService: Product DesignService: System DesignIndustry: Automation & ControlsIndustry: IndustrialType: Mechanical Engineering+24 more

Franklin Engineering Group Inc

Franklin, TN

Delivering trusted engineering and environmental solutions.

WebsitePhone1 office40 leadersUpdated Jun 2026

Service detail: Chemical and Process Engineering

Service: Chemical and Process EngineeringService: Chemical Process Engineering DesignService: Process EngineeringIndustry: AutomotiveIndustry: ChemicalsType: Automation & Controls+28 more

Hbw Solutions Inc

Petersburg, IN

Welcome to HBW Solutions, Inc. - Your Engineering Experts

Website1 office29 leadersFounded 2013Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Process Engineering

Service: Process EngineeringService: Plan Views & Equipment LayoutService: Process Flow Diagrams & P&ID DevelopmentIndustry: PharmaceuticalIndustry: Food & BeverageType: Automation & Controls+37 more

Isomer Project Group

Greenville, SC

Built Different. Better Results.

WebsitePhone1 office6 projects5 leadersSize Estimate: 25-45 employeesUpdated Jun 2026

Project: Anson County Landfill RNG Facility

Service: Front-End Engineering & Design (FEED)Service: FEL-1 Project FeasibilityService: FEL-2 Alternative EvaluationIndustry: Biomass & BioenergyIndustry: ChemicalsType: EPC+33 more

JBW Consulting Engineers

Duluth, MN

Removing Barriers

WebsitePhone4 offices4 projectsUpdated Jun 2026

Project: WIPP Nuclear Waste Facility

Service: Mechanical & Process EngineeringService: Process Design & ImprovementService: Industrial Ventilation & Dust CollectionIndustry: IndustrialIndustry: Oil & GasType: Civil Engineering+36 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

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

Next Rung Technology

Somerville, MA

We Help Sustainable Technology Companies Effectively Scale Their Business + Engineering Processes

Website1 officeSize Estimate: 10-30 employeesUpdated Jun 2026

Service detail: Technology Development & Commercialization

Service: Technology Development & CommercializationService: Techno-economic analysis (TEA) and modelingService: Feasibility studiesIndustry: Renewable EnergyIndustry: Biomass & BioenergyType: Process Engineering+9 more

PF Engineers LLC

Independent Engineering for Tomorrow's Energy Projects

Website1 leadersFounded 2012Updated Jun 2026

Service detail: Project Development and Technology Review

Service: Project Development and Technology ReviewService: Technical Due DiligenceService: Technology AssessmentIndustry: Biomass & BioenergyIndustry: Power GenerationType: Design-Build+37 more

Prince Engineering, Inc.

Greenville, SC

Prince Engineering, Inc. is a consulting engineering firm specializing in process, piping, and HVAC system analysis and design for industrial clients. Founded in 1998 and based in Greenville, SC, the firm serves industrial clients, construction companies, equipment manufacturers, and engineering consultants across the Southeast. Its design team carries over 140 years of combined experience in industrial process, piping, and HVAC design.

WebsitePhone1 office7 projects4 leadersFounded 1998Updated Jun 2026

Project: GE Gas Turbine Piping Relocation

Service: Process and Utility System DesignService: Jacketed Piping DesignService: Process and Utility System Modular Skid DesignIndustry: ManufacturingIndustry: AutomotiveType: Mechanical Engineering+14 more

Proficio Consultancy

Lisle, IL

Project Leadership · Engineering · Design

WebsitePhone4 officesFounded 2012Updated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Project and Program ManagementService: Front End LoadingIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+89 more

Trestles, LLC

Goodlettsville, TN

Engineering Innovative and Intellectual Solutions for the Environment

WebsitePhone1 office1 credentialsSize Estimate: 1-50 employeesUpdated Jun 2026

Service detail: Natural Gas Engineering

Service: Natural Gas EngineeringService: Compressor Station EngineeringService: Station Retrofits and ReversalsIndustry: Oil & GasIndustry: Environmental & RemediationType: Environmental Engineering+94 more