Public engineering firm directory

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20/10 Engineering Group, LLC

Sustainable Designs | Better Engineering Vision

Website9 projectsUpdated Jun 2026

Project: Trinity International University - New Waybright Student Center

Service: Mechanical, Electrical, and Plumbing EngineeringService: HVAC and Climate Control SystemsService: Plumbing and Process Piping DesignIndustry: EducationIndustry: HealthcareType: MEP+26 more

28 Gorilla Engineering

Chandler, AZ

Ruggedized product engineering for the field and the future.

WebsitePhone1 office8 projects2 leaders1 credentialsFounded 2017

Project: JASC Pressure Regulating Controller

Service: Mechanical Engineering DesignService: Assembly-aware mechanical designService: CNC and machined part designIndustry: DefenseIndustry: AerospaceType: Defense Engineering+49 more

2M Associates, LLC

Dallas, TX

Best Engineering Solutions to Build Your Dreams

WebsitePhone1 office5 projects2 credentialsFounded 2009Updated Jun 2026

Project: DFW Airport Southwest End Around Taxiway - Drainage Design

Service: Water and Wastewater DesignService: Hydrologic/hydraulic AnalysisService: ModelingIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+57 more

3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power System CalculationsService: Arc Flash AnalysisIndustry: UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+31 more

3Vi, Inc.

San Ramon, CA

Engineering Excellence for a Sustainable Future

WebsitePhone3 offices1 leadersUpdated Jun 2026

Service detail: Systems Engineering & Integration

Service: Systems Engineering & IntegrationService: SCADA and Control SystemsService: Communications SystemsIndustry: TransitIndustry: RailType: Electrical Engineering+18 more

A & S Engineers, Inc.

San Francisco, CA

Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm

Website1 office6 leadersUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC & Hydronic SystemsService: Energy Modeling & AnalysisIndustry: Multifamily ResidentialIndustry: Data CentersType: MEP+18 more

A Squared Plus Engineering Support Group, LLC

Finksburg, MD

A Squared Plus Engineering Support Group, LLC (A2+ESG) is an engineering practice that specializes in mechanical, electrical, plumbing, and information transportation system design. It delivers planning, engineering support, system analysis, and inspections for commercial, residential, industrial, and institutional facilities, including specialized experience in public safety and correctional environments.

WebsitePhone1 office11 projects2 leadersUpdated Jun 2026

Project: Corola EMS Paramedic - Station 1

Service: MEP DesignService: Sustainable DesignService: HVAC DesignIndustry: ResidentialIndustry: CommercialType: MEP+25 more

A. G. Consulting Engineering, PC

New York, NY

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.

WebsitePhone5 offices8 projects7 leaders13 credentialsFounded 1994

Project: NYCT Fulton Street Transit Center

Service: MEP EngineeringService: Mechanical and HVAC Systems DesignService: Electrical Systems EngineeringIndustry: TransitIndustry: RailType: MEP+17 more

A.J. Adam Engineering, LLC

Towson, MD

Quality MEP Engineering Services You Can Trust

WebsitePhone1 officeFounded 2011Updated Jun 2026

Service detail: MEP Engineering Design

Service: MEP Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: Senior LivingType: MEP+44 more

A2H

Memphis, TN

Full service planning and design.

Website5 offices5 projects16 leaders2 credentialsFounded 2022Updated Jun 2026

Project: Pacific Industries Manufacturing Facility

Service: ArchitectureService: Interior DesignService: Master PlanningIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+60 more

ADX Research, Inc.

Schaumburg, IL

Innovative Solutions, Exceptional Performance

WebsitePhone1 office6 leaders11 publicationsFounded 2009Size Estimate: 1-10 employees

Service detail: System Design

Service: System DesignService: Power Electronics System DesignService: Communication System DesignIndustry: ElectronicsIndustry: TelecommunicationsType: Electrical Engineering+14 more

AE Design

Denver, CO

All things electrical

WebsitePhone1 office8 projects5 leadersFounded 2004Updated Jun 2026

Project: Northglenn Recreation Center

Service: Electrical EngineeringService: Electrical Engineering DesignService: Renewable Energy SystemsIndustry: CommercialIndustry: EducationType: Electrical Engineering+22 more

AEi Systems, Inc.

Centennial, CO

Analytical HEAVY Lifting

WebsitePhone2 offices9 publicationsFounded 1995Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Worst-Case Circuit Analysis (WCCA)

Service: Worst-Case Circuit Analysis (WCCA)Service: Pre-WCCA design review and assessmentService: WCCA document reviewIndustry: ElectronicsIndustry: SpaceType: Electrical Engineering+38 more

AFuzion Inc.

Carlsbad, CA

When Safety Is Critical.

WebsitePhone1 office1 projects1 credentialsFounded 1989Size Estimate: 50-100 employees

Project: Applied Avionics DCU120 DAL A Certification Support

Service: Safety-Critical EngineeringService: Aviation Systems EngineeringService: Aviation Software EngineeringIndustry: AviationIndustry: AerospaceType: Aerospace Engineering+31 more

AK Aerospace Technology Corporation

We Help Our Customers Make History

Website8 projectsUpdated Jun 2026

Project: James Webb Space Telescope (JWST) ISIM & NIRSpec Electronics

Service: Electrical Systems EngineeringService: Avionics DesignService: Systems Engineering & Conceptual DesignIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+7 more

AKS Engineering & Forestry

Tualatin, OR

Practical Solutions. Designed to Last.

WebsitePhone1 officeFounded 1996Size Estimate: 600+ employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design & GradingService: UtilitiesIndustry: InfrastructureIndustry: Land DevelopmentType: Civil Engineering+35 more

AM Power Solutions & Services LLC

Liberty Lake, WA

AM Power Solutions & Services LLC is an engineering and consulting practice specializing in tailored power and automation solutions. It serves power generation, utility, and industrial clients with a team of field-experienced engineers. In addition to traditional utility networks, the practice possesses specialized experience in isolated power systems and microgrid applications.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Substation and Plant Installations

Service: Substation and Plant InstallationsService: Plant InstallationsService: Substation InstallationsIndustry: Power GenerationIndustry: UtilitiesType: Automation & Controls+28 more

AME Consulting Engineers

Charlotte, NC

Professional Consulting Engineers

WebsitePhone1 office3 leaders8 credentialsFounded 2006Size Estimate: 10-49 employees

Service detail: Mechanical, Electrical, and Plumbing (MEP) Design

Service: Mechanical, Electrical, and Plumbing (MEP) DesignService: Central Energy Plants (CEP)Service: Medium Voltage Electrical DistributionIndustry: FederalIndustry: DefenseType: MEP+36 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

AMS Corporation

Knoxville, TN

Innovating Nuclear Technology

WebsitePhone1 office10 leaders5 credentialsFounded 1977Size Estimate: 100 employees

Service detail: I&C Performance Testing

Service: I&C Performance TestingService: Online Monitoring (OLM)Service: Reactor Thermal Power CalculationsIndustry: NuclearIndustry: Oil & GasType: Automation & Controls+20 more

AMT Corporation

Madison, AL

Absolute accuracy. Proven reliability.

WebsitePhone1 office1 leaders3 credentialsUpdated Jun 2026

Service detail: Systems Engineering and CAD

Service: Systems Engineering and CADService: Mechanical system and component designService: Reverse engineering and analysisIndustry: DefenseIndustry: SpaceType: Defense Engineering+20 more

ANS

Scotch Plains, NJ

Engineering with integrity & purpose.

WebsitePhone1 office7 projects12 leadersSize Estimate: 100-300 employeesUpdated Jun 2026

Project: The Virginia Vanguard

Service: Civil, Site & Land DevelopmentService: Site Development & PermittingService: Regulatory Coordination & RepresentationIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+57 more

ARGO Systems, LLC

Baltimore, MD

Innovative Construction Solutions

WebsitePhone6 offices1 credentialsFounded 2004Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Project Planning and SchedulingService: Budget and Cost ControlIndustry: GovernmentIndustry: DefenseType: Electrical Engineering+26 more

ARM EnerTech Associates, LLC

Johnstown, PA

Precise. Responsive. Solutions.

WebsitePhone4 offices4 projects7 credentialsFounded 1976Updated Jun 2026

Project: Fresh Water Withdrawal Station

Service: Automation & Control ServicesService: Supervisory Control & Data Acquisition (SCADA)Service: Industrial Process ControlIndustry: ManufacturingIndustry: UtilitiesType: Automation & Controls+31 more