Public engineering firm directory

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Advanced Automation LLC

Dover, NH

New England automation solutions and custom machinery

WebsitePhone1 office6 credentialsUpdated Jun 2026

Service detail: Automation Systems Integration

Service: Automation Systems IntegrationService: Robotic Machine TendingService: Robotic Machining SystemsIndustry: ManufacturingIndustry: DefenseType: Automation & Controls+23 more

Automation Control Service LLC

Pensacola, FL

Control System Integrator specializing in Automation & Information Systems

WebsitePhone1 office8 credentialsFounded 2003Updated Jun 2026

Service detail: Municipal & Industrial Automation

Service: Municipal & Industrial AutomationService: PLC & HMI ProgrammingService: SCADA & DCS IntegrationIndustry: GovernmentIndustry: IndustrialType: Automation & Controls+23 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

E Tech Group

West Chester Township, OH

Beyond Automation and Control

WebsitePhone2 offices7 leaders10 credentialsFounded 1993Size Estimate: 700+ employees

Service detail: Automation

Service: AutomationService: Building AutomationService: Machine AutomationIndustry: Consumer ProductsIndustry: Food & BeverageType: Automation & Controls+26 more

InControl Automation

Empowering Your Production with Intelligent Automation

Website1 credentialsUpdated Jun 2026

Service detail: Custom Machine Building

Service: Custom Machine BuildingService: Welding and FabricationService: Mechanical AssemblyIndustry: ManufacturingIndustry: IndustrialType: Automation & Controls+8 more

Innovative Construction & Design Solutions, LLC

North Branford, CT

Innovative Construction & Design Solutions, LLC is a North Branford, Connecticut-based consulting engineering practice. It provides professional design and analytical engineering services alongside comprehensive construction support, commissioning, systems integration, automation, control-panel fabrication, geo-exchange engineering, and green-building support.

WebsitePhone1 office6 projects4 credentialsUpdated Jun 2026

Project: Maine Army National Guard Army Aviation Support Facility CHP System

Service: Construction AdministrationService: Work with contractors to coordinate job meetings and review project schedule/statusService: Thorough review of shop drawings and equipment submittalsIndustry: CommercialIndustry: GovernmentType: MEP+47 more

Knapp Engineering, Inc.

Prospect, CT

Over 30 Years of System Integration

WebsitePhone1 office7 leaders5 credentialsFounded 1989Updated Jun 2026

Service detail: Control System Design

Service: Control System DesignService: Operational Strategy DevelopmentService: System Instrumentation SpecificationIndustry: Water SupplyIndustry: WastewaterType: Automation & Controls+35 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

MD Marine Electric

Tacoma, WA

Pioneering Excellence from Ship to Shore & Beyond

WebsitePhone1 office2 projects4 credentialsFounded 2000Updated Jun 2026

Project: WSF Puyallup Electrical Upgrades

Service: Marine Electrical ServicesService: Marine Electrical Installation & New ConstructionService: Emergency Marine Electrical RepairIndustry: MarineIndustry: CommercialType: Marine Engineering+22 more

Matrix Engineering

Paducah, KY

Engineering Excellence Since 1995

WebsitePhone1 office15 projects2 leaders1 credentialsFounded 1995

Project: 6000HP Twin Engine Towboat TUGMONITOR System

Service: Bulk Material Handling SystemsService: Pneumatic and Vacuum ConveyingService: Drum Packaging and FillingIndustry: ChemicalsIndustry: Pulp & PaperType: Automation & Controls+31 more

Power System Engineering, Inc.

Committed to Uniting Proven Approaches with Innovative Solutions

Website2 projects5 leaders1 publicationsFounded 1974Updated Jun 2026

Project: Fixed Tilt Solar Photovoltaic System

Service: Economics, Rates, & Business PlanningService: Business Planning and ForecastingService: Energy InnovationsIndustry: Electric UtilitiesIndustry: Power GenerationType: Automation & Controls+41 more

Sigma Design Company, LLC

Middlesex, NJ

Sigma Design Company, LLC is a product design, engineering, and contract manufacturing firm founded in 1999 and headquartered in Middlesex, New Jersey. It operates from a 20,000-square-foot Technology Commercialization and New Product Manufacturing Center and serves global manufacturing clients across industries including health and life sciences, food processing, clean energy, industrial water, marine, and defense. Core capabilities include mechanical and electrical product design, new product development, design/build manufacturing, custom machine manufacturing, build-to-print fabrication, and advanced engineering analysis and simulation. It employs licensed professional engineers in New York and New Jersey and has delivered over 1,000 design and design/build projects. A subsidiary group, Sigma Industrial Water Group, develops patented filtration and water conditioning systems for industrial water and non-hazardous wastewater applications.

WebsitePhone1 office2 leaders8 credentialsFounded 1999Updated Jun 2026

Service detail: Product Design & Development

Service: Product Design & DevelopmentService: New Product DevelopmentService: Design for Manufacturing (DFM)Industry: Life SciencesIndustry: Food & BeverageType: Mechanical Engineering+21 more

Systems Engineering, Inc.

Madison, MS

Automation, Power, and Electrical Engineers

WebsitePhone1 officeSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Industrial Automation and PLC Systems

Service: Industrial Automation and PLC SystemsService: PLC Panel Design and Turn-Key FabricationService: PLC ProgrammingIndustry: AutomotiveIndustry: WastewaterType: Automation & Controls+42 more

Valley Automation, Inc.

Luray, VA

Complex Challenges Solved with Custom Solutions

WebsitePhone4 offices3 projects4 credentialsFounded 2007Updated Jun 2026

Project: Frederick Water Pump Station

Service: Discrete ControlsService: PLC ProgrammingService: Vision Inspection SystemsIndustry: IndustrialIndustry: GovernmentType: Automation & Controls+40 more