Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016
Service: Electrical EngineeringService: Power System CalculationsIndustry: UtilitiesType: Electrical Engineering+33 more

3RE Engineering LLC

Shawnee, KS

Specialized Electrical Engineering for Water & Wastewater Infrastructure

WebsitePhone1 office1 leaders
Service: Electrical Design ServiceService: Power Distribution System DesignIndustry: WastewaterType: Electrical Engineering+13 more

A.W. Schultz Inc.

Shawnee, KS

Trusted Engineering and Integration Since 1977

WebsitePhone1 office3 credentials
Service: Process Control and SCADA SystemsService: Process Visualization & HMI/OITIndustry: Water SupplyType: Automation & Controls+27 more

ABQ Engineering, Inc.

Albuquerque, NM

Cost-effective, one-stop engineering, surveying, and planning services

WebsitePhone1 office5 projects
Service: Civil EngineeringService: Drainage and Hydrology AnalysisIndustry: CommercialType: Civil Engineering+40 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects
Service: Process EngineeringService: PFD and P&ID DevelopmentIndustry: ChemicalsType: Automation & Controls+75 more

ARM EnerTech Associates, LLC

Johnstown, PA

Precise. Responsive. Solutions.

WebsitePhone4 offices4 projects
Service: Automation & Control ServicesService: Supervisory Control & Data Acquisition (SCADA)Industry: ManufacturingType: Automation & Controls+33 more

Accentz, Inc.

Engineering, Training & Technology Solutions since 2002

WebsiteFounded 2002Updated Jun 2026
Service: Power Management & Data AcquisitionService: Building Performance BenchmarkingIndustry: CommercialType: Mechanical Engineering+18 more

Aerek Llc

Owensboro, KY

Your Partner in Industrial Automation and Controls

Website1 officeUpdated Jun 2026
Service: Engineering And DesignService: RoboticsIndustry: AutomotiveType: Automation & Controls+10 more

AeroEngineering4.0

Aerospace Engineering Service Provider

Website3 projects13 leaders1 credentials
Service: Product Lifecycle ServicesService: New Product DevelopmentIndustry: AerospaceType: Aerospace Engineering+17 more

Agha Engineering, LLC

Houston, TX

Engineering Innovation Forward

WebsitePhone1 office8 projects
Service: Transportation EngineeringService: Roadway DesignIndustry: TransportationType: Civil Engineering+26 more

Allan Integrated Control Systems, Inc.

East Troy, WI

Intelligent Automation Solutions

WebsitePhone1 office2 leaders
Service: SCADA SystemsService: Conceptual and Functional DesignIndustry: Water SupplyType: Automation & Controls+26 more

Alpine Industrial Services

Winona, MN

Industrial motor, power and automation engineering services

WebsitePhone4 offices1 credentials
Service: Industrial AutomationService: Advanced Process ControlIndustry: IndustrialType: Automation & Controls+26 more

Ansync Inc

El Dorado Hills, CA

Innovation to Implementation

Website1 officeUpdated Jun 2026
Service: R&D Product DesignService: Custom Hardware DevelopmentIndustry: RoboticsType: Electrical Engineering+14 more

Applied Sciences Consulting, LLC

Tampa, FL

Engineering a sustainable future

WebsitePhone1 office5 projects
Service: Watershed PlanningService: Watershed & Master PlansIndustry: Water ResourcesType: Civil Engineering+31 more

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects
Service: Electrical EngineeringService: Lighting Design and ModelingIndustry: WastewaterType: Automation & Controls+35 more

Ardebili Engineering

Scottsdale, AZ

We deliver efficiency without ever compromising on quality.

WebsitePhone2 offices5 leaders
Service: Mechanical EngineeringService: Ventilation & Indoor Air QualityIndustry: CommercialType: MEP+33 more

Armant LLC

Data-driven aerospace engineering modeling, simulation, and testing services.

Website5 leadersSize Estimate: 1-9 employeesUpdated Jun 2026
Service: Modeling and SimulationService: Multi-Physics SimulationIndustry: AerospaceType: Aerospace Engineering+29 more

Arnold & Associates, Inc.

Roswell, GA

Arnold & Associates, Inc. (A&A) is an Operations and Maintenance (O&M) engineering consulting practice founded in 1988 and based in Roswell, Georgia. It provides professional engineering, training, technical O&M consulting, and staff support services. Its capabilities serve industrial and utility systems, steam and electric power generation, building HVAC systems, and similar facility operations. The practice specializes in the efficient management and utilization of personnel, energy, rotating equipment, boilers, steam and combustion turbines, and diesel-engine-driven components. It also offers technical recruiting, energy conservation surveys, and professional power engineering licensing preparation seminars.

Website1 office2 credentialsFounded 1988
Service: Operations & Maintenance ConsultingService: Procedures Review and UpdatingIndustry: Power GenerationType: Mechanical Engineering+31 more

Array of Engineers

Grand Rapids, MI

Designing | Automating | Testing

Website1 office7 projectsUpdated Jun 2026
Service: Automated Hardware-Software TestingService: Automated Hardware-Software Integration TestingIndustry: AerospaceType: Software Engineering+32 more

Athena Engineering & Environmental

Nashville, TN

Practical environmental and engineering solutions, delivered with precision and integrity.

WebsitePhone4 offices9 projects
Service: Geotechnical EngineeringService: Subsurface Exploration (Soil and Rock)Industry: FederalType: Environmental Engineering+95 more

Autologic LLC

North Chesterfield, VA

Electrical and Controls Engineering, Design, & Programming Services

WebsitePhone2 offices4 projects
Service: Electrical and Controls EngineeringService: Electrical DesignIndustry: MiningType: Automation & Controls+47 more

AutomatedPower

Flowood, MS

AutomatedPower is an industrial electrical engineering firm and franchised distributor of electrical equipment based in Flowood, Mississippi. Founded in 1987, AutomatedPower specializes in industrial power and controls turnkey projects, including electrical heat tracing, motor control centers, low- and medium-voltage switchgear, variable frequency drives, soft starts, and professional engineering services. The team has completed turnkey projects across Mississippi, Louisiana, Arizona, Arkansas, Oklahoma, Ohio, Tennessee, and Georgia.

WebsitePhone1 officeFounded 1987
Service: Heat TracingService: Heat tracing productsIndustry: IndustrialType: Electrical Engineering+11 more

Automation Control Service LLC

Pensacola, FL

Control System Integrator specializing in Automation & Information Systems

WebsitePhone1 office8 credentials
Service: Municipal & Industrial AutomationService: PLC & HMI ProgrammingIndustry: GovernmentType: Automation & Controls+25 more

Bayer United Engineering Consultants

Tampa, FL

Exceptional People Deliver Exceptional Results.

WebsitePhone2 offices2 projects
Service: Roadway EngineeringService: Highway DesignIndustry: Highways & RoadsType: Civil Engineering+31 more