Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects6 leaders2 credentialsUpdated Jun 2026

Project: Casper's West Belt Loop Road

Service: TransportationService: Roadway DesignService: Drainage DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+51 more

Advanced Engineering Consultants

Columbus, OH

Advanced Engineering Consultants specializes in providing mechanical, electrical, plumbing, fire protection, technology, and utilities engineering design and construction administration services for the built environment. Established in 1998, the practice works collaboratively with owners, architects, and contractors across the Midwest, the nation, and globally. It has completed nearly 2,000 projects across diverse sectors including government, healthcare, education, and commercial markets.

WebsitePhone4 offices6 projects7 leaders14 credentialsFounded 1998

Project: Columbus Division of Police Crime Laboratory Renovation

Service: Mechanical EngineeringService: HVAC Design and UpgradesService: Electrical EngineeringIndustry: FederalIndustry: GovernmentType: MEP+23 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

Applied Ground Support Technical Services, Inc.

Norman, OK

Aerospace Testing Expertise

WebsitePhone1 office1 projectsFounded 2005Size Estimate: 1-10 employeesUpdated Jun 2026

Project: Model BT1000 Electrical Test Console

Service: AFATS ExpertiseService: Aerospace Fuel and Actuator Test Stand DesignService: Hydraulic and Pneumatic Test System EngineeringIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+18 more

Aura Engineering, LLC

Pearland, TX

A Leading Innovator in Engineering and Design Services

WebsitePhone1 office5 projects2 leaders1 credentials11 publications

Project: Hayti, MO - Railcar to Marine Transfer Facility

Service: Storage Terminal EngineeringService: Storage and Transfer Facility DesignService: Project Feasibility StudiesIndustry: PetrochemicalIndustry: ChemicalsType: Automation & Controls+36 more

Beacon Engineers

Bothell, WA

Multi-discipline industrial engineering and owner's representation services

WebsitePhone1 officeFounded 1999Updated Jun 2026

Service detail: Engineering Design Services

Service: Engineering Design ServicesService: Civil and Structural DesignService: Mechanical and Piping SystemsIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+21 more

Bi-State Fire Protection Corporation

St. Charles, MO

Above & Beyond Since 1981

WebsitePhone1 office10 leaders4 credentialsFounded 1981Updated Jun 2026

Service detail: Fire Protection Engineering and Design

Service: Fire Protection Engineering and DesignService: Fire Protection Design ServicesService: Wet Pipe Sprinkler SystemsIndustry: Public SafetyIndustry: CommercialType: Fire Protection Engineering+21 more

CJ Enterprise, Inc.

Northridge, CA

We design with people in mind.

Website1 office5 projects2 leaders1 credentialsSize Estimate: 2-5 employeesUpdated Jun 2026

Project: UCSB Santa Catalina Residence Halls Fire Pump and Emergency Power

Service: HVAC System DesignService: Central plant designService: Chiller plant replacement and upgradesIndustry: EducationIndustry: CommercialType: Mechanical Engineering+38 more

CJS Conveyance, PLLC

Cary, NC

Small Firm Service - Large Firm Experience

Website2 offices6 projects5 leaders1 credentialsFounded 2016Size Estimate: 10-20 employees

Project: NW Maynard Water Main Extension and Sidewalk

Service: Water System Planning and DesignService: Water system master planning and engineering studiesService: Water main replacement and trenchless rehabilitationIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+40 more

Centek Engineering, Inc.

Branford, CT

Multidisciplinary Engineering Centered on Solutions

WebsitePhone1 office6 projects6 leaders3 credentialsUpdated Jun 2026

Project: UConn Health CT-4 NESCI/CBDC Relocation and Renovation

Service: Mechanical EngineeringService: HVAC DesignService: Mechanical Systems for HealthcareIndustry: HealthcareIndustry: EducationType: Civil Engineering+30 more

Citadel Engineering Company

Salt Lake City, UT

Where Precision Meets Reliability

WebsitePhone1 office15 credentialsFounded 2015Updated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Feasibility Studies and Project PlanningService: Detailed Design and AnalysisIndustry: Oil & GasIndustry: Power GenerationType: Process Engineering+53 more

Cleyx LLC

Gilbert, AZ

Innovation Ecosystem & Sustainable Solutions

Website1 office1 leadersUpdated Jun 2026

Service detail: Sustainable Consumer Product Engineering

Service: Sustainable Consumer Product EngineeringService: Refillable Personal-Care Device DesignService: Alcohol-Extraction Device DevelopmentIndustry: Consumer ProductsIndustry: Renewable EnergyType: Industrial Engineering+6 more

Crane Engineering

Kimberly, WI

Your Fluid Technology Experts

WebsitePhone4 offices6 leaders1 credentialsFounded 1939Size Estimate: 200+ employees

Service detail: Fluid Handling Engineering Support

Service: Fluid Handling Engineering SupportService: Pump and Valve SelectionService: Reliability ChallengesIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+22 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

Crist Engineers, Inc.

Little Rock, AR

Quality Engineering In Water & Wastewater Management

WebsitePhone2 offices9 projects14 leadersFounded 1938Updated Jun 2026

Project: Paragould Wastewater Treatment Plant Headworks Improvements

Service: Civil EngineeringService: Water EngineeringService: Planning & Computer ModelingIndustry: GovernmentIndustry: UtilitiesType: Automation & Controls+24 more

Curtiss-Wright Nuclear

Critical technologies and engineering solutions for the global nuclear fleet

Website27 credentialsUpdated Jun 2026

Service detail: Engineering Services

Service: Engineering ServicesService: Plant Life Extension ProgramsService: Extended Power Uprate SupportIndustry: NuclearIndustry: Power GenerationType: Power & Utility Engineering+32 more

DARcor & Associates, Inc.

Phoenix, AZ

Innovation and technical precision are our core values.

Website1 office12 projects5 leaders2 credentialsFounded 1997Size Estimate: 11 employees

Project: ADOT Rest Area Rehabilitation

Service: Control Panel & IntegrationService: PLC & HMI/OIT ProgrammingService: Process & Instrumentation DiagramsIndustry: Water SupplyIndustry: WastewaterType: Electrical Engineering+21 more

Emprise Corporation

Kennesaw, GA

Custom Test Equipment, Test Stands, Technical Centers and Test Facilities

WebsitePhone1 office1 projects1 credentialsFounded 1981Size Estimate: 10-50 employees

Project: General Electric Test Stand 8

Service: Test Facility Design & IntegrationService: Front-End Planning (Proof Design)Service: Facility & Equipment IntegrationIndustry: AutomotiveIndustry: AerospaceType: Mechanical Engineering+18 more

EnTech Engineering, Inc.

St. Louis, MO

Specialists in Non-Invasive Diagnostics

WebsitePhone1 officeUpdated Jun 2026

Service detail: Subsurface Diagnostics and Non-Destructive Testing

Service: Subsurface Diagnostics and Non-Destructive TestingService: Pipeline Leak DetectionService: Pavement and Concrete InspectionIndustry: AviationIndustry: Oil & GasType: Acoustic Consulting+14 more

Equipment & Controls, Inc.

Lawrence, PA

One ECI: Single Source Accountability

WebsitePhone1 office6 leaders4 credentialsUpdated Jun 2026

Service detail: Control System Services

Service: Control System ServicesService: ConfigurationService: ImplementationIndustry: Automation & ControlsIndustry: Oil & GasType: Automation & Controls+23 more

Gasteiger Engineering LLC

Beverly Hills, CA

We are your valued project partner.

WebsitePhone2 offices2 projects3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Hollywood Hills Hillside Retaining Wall

Service: Civil EngineeringService: Rough and precise grading plansService: Drainage and hydrology studiesIndustry: ResidentialIndustry: CommercialType: Automation & Controls+53 more

HESCO Group, LLC

Novi, MI

Process technology, systems development, and professional field services for water and wastewater facilities.

WebsitePhone1 office4 leadersFounded 1972Size Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Technology Evaluation and Process Specification

Service: Technology Evaluation and Process SpecificationService: Technology EvaluationService: Equipment Selection and SpecificationIndustry: Water SupplyIndustry: WastewaterType: Environmental Engineering+19 more

Hawaii Engineering Services, Inc.

Honolulu, HI

Water & Energy Saving Solutions

WebsitePhone1 officeFounded 1994Updated Jun 2026

Service detail: Municipal & Industrial Sales

Service: Municipal & Industrial SalesService: Municipal Wastewater EquipmentService: Industrial & Commercial Wastewater EquipmentIndustry: WastewaterIndustry: Water SupplyType: Water / Wastewater Engineering+29 more