Public engineering firm directory

Find engineering consulting firms by capability and location.

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ABP Engineering

Omaha, NE

Precision in Practice

WebsitePhone1 officeUpdated Jun 2026

Service detail: Process Engineering

Service: Process EngineeringService: Process Design and ModelingService: Process SimulationIndustry: Biomass & BioenergyIndustry: MiningType: Structural Engineering+32 more

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

Apex PetroConsultants LLC

Where Deep Ethylene Expertise Meets Strategic Decision-Making

Website7 projects1 leaders2 publicationsSize Estimate: 1-9 employeesUpdated Jun 2026

Project: 10% CAPEX Reduction for Integrated Mixed-Feed Complexes

Service: Project Development and Execution OversightService: Independent Technology SelectionService: FEED and Detailed Engineering ReviewIndustry: PetrochemicalIndustry: ChemicalsType: Chemical Engineering+20 more

G.R. Stucker & Associates, Inc.

Baton Rouge, LA

G.R. Stucker & Associates, Inc. (GRSA) is a full-service engineering and design company headquartered in Baton Rouge, Louisiana. Founded by George R. Stucker in 1972, GRSA provides experience-based, cost-effective engineering solutions to the oil and gas, chemical process, specialty chemical, and related industries. With 50+ years of history, a portfolio of 1,500+ completed projects, and 1,300+ cumulative years of industry experience, GRSA delivers process engineering, mechanical engineering, piping design, and project management services from conceptual design through commissioning.

WebsitePhone1 officeFounded 1972Updated Jun 2026

Service detail: Process Engineering

Service: Process EngineeringService: Conceptual Design & Feasibility StudiesService: Process Simulation & Heat and Material BalancesIndustry: Oil & GasIndustry: PetrochemicalType: Process Engineering+35 more

Katin Engineering Consulting

Environmental, process, and safety engineering consulting

Website6 projectsUpdated Jun 2026

Project: NuStar Selby Marine Oil Terminal Lease Renewal

Service: Environmental ConsultingService: Permitting & ComplianceService: Remediation Systems DesignIndustry: Environmental & RemediationIndustry: IndustrialType: Chemical Engineering+32 more

My Source Solution

Miramar, FL

Aligning Man and Machine

WebsitePhone1 office1 projects1 credentialsUpdated Jun 2026

Project: US Wood Pellet Mill Large-Scale Expansion

Service: Wood Pellet Plant DesignService: ProcurementService: Project PlanningIndustry: Biomass & BioenergyIndustry: Wood ProductsType: Process Engineering+17 more

R C Costello Assoc Inc

Redondo Beach, CA

Professional Chemical Engineering Design & Process Solutions

WebsitePhone1 office3 publicationsUpdated Jun 2026

Service detail: Chemical Process and Plant Design

Service: Chemical Process and Plant DesignService: Chemical Process DesignService: Biofuels Plant DesignIndustry: Biomass & BioenergyIndustry: ChemicalsType: Chemical Engineering+49 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