Public engineering firm directory

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Shah Smith & Associates

Houston, TX

MEP Engineering Specialists

WebsitePhone4 offices10 projects9 leadersFounded 1994Size Estimate: 50-200 employees

Project: San Antonio International Airport Expansion

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: EducationIndustry: HealthcareType: MEP+15 more

Shrout Tate Wilson Consulting Engineers, PLLC

Lexington, KY

Your Project. Our Experience. Delivered Together.

Website3 offices10 projects8 leaders5 credentials1 publicationsFounded 1981

Project: George Rogers Clark High School Athletic Facilities

Service: Integrated MEP EngineeringService: Mechanical engineeringService: Electrical engineeringIndustry: EducationIndustry: Arts & CultureType: MEP+77 more

Sixty Mountain, PLLC

Kennewick, WA

Electrical consulting services

WebsitePhone1 office3 projects1 leadersUpdated Jun 2026

Project: Substation Commissioning Support

Service: Substation ServicesService: Panel Layout and DesignService: Ground and Lightning DesignIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+43 more

Skywire Design Inc

Richardson, TX

Electrical Design for SATCOM Ground Stations

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: Radome Fire Detection and Shutdown System

Service: Electrical EngineeringService: Power Distribution and Emergency SystemsService: Control Panel EngineeringIndustry: DefenseIndustry: GovernmentType: Electrical Engineering+16 more

Specialized Engineering Services, Inc.

Morgan Hill, CA

Precision NETA electrical testing, substation maintenance, and power systems engineering

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electrical Testing Services

Service: Electrical Testing ServicesService: Circuit Breaker TestingService: SF6 Circuit Breaker TestingIndustry: Electric UtilitiesIndustry: IndustrialType: Electrical Engineering+14 more

Stoddard Power Systems, LLC

Eugene, OR

Experts in Electrical Power Systems Engineering

WebsitePhone1 office1 projects8 leaders1 credentialsSize Estimate: 1-10 employees

Project: New GSU Switchyard at RS Kerr Dam

Service: Power System DesignService: Substation and Distribution DesignService: Turnkey Design-Build ServicesIndustry: Power GenerationIndustry: Electric UtilitiesType: Electrical Engineering+24 more

Stone Solutions + Research Collective (S2RC)

Phoenix, AZ

Linking tactics, techniques, and procedures with technology for the end user.

Website1 office3 projects2 leadersUpdated Jun 2026

Project: MATRIX

Service: Human Systems EngineeringService: User Experience and Interface DesignService: Cognitive and Ecological Systems EngineeringIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+33 more

TEAMWORKnet Inc

Lakeland, FL

Electrical Power Engineering You Can Depend on

WebsitePhone1 office1 leaders5 credentialsFounded 1977Updated Jun 2026

Service detail: Power Engineering & Electrical Design

Service: Power Engineering & Electrical DesignService: Power Distribution System DesignService: Substation Design & EngineeringIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+32 more

The Electrical Testing Company, LLC

Hayward, CA

Independent electrical testing and engineering studies

WebsitePhone1 office1 credentialsFounded 2014Updated Jun 2026

Service detail: Electrical Testing and Commissioning

Service: Electrical Testing and CommissioningService: Acceptance TestingService: Cable Insulation and Over-Potential TestingIndustry: CommercialIndustry: HealthcareType: Electrical Engineering+21 more

Trestles, LLC

Goodlettsville, TN

Engineering Innovative and Intellectual Solutions for the Environment

WebsitePhone1 office1 credentialsSize Estimate: 1-50 employeesUpdated Jun 2026

Service detail: Natural Gas Engineering

Service: Natural Gas EngineeringService: Compressor Station EngineeringService: Station Retrofits and ReversalsIndustry: Oil & GasIndustry: Environmental & RemediationType: Environmental Engineering+94 more

Trotter and Associates, Inc.

St. Charles, IL

Civil Engineering and Design for Municipal and Public Projects

WebsitePhone1 office6 projects1 credentialsUpdated Jun 2026

Project: Well No. 8 Water Treatment Plant Rehabilitation

Service: Civil Engineering DesignService: Water Distribution SystemsService: Sanitary Collection SystemsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+50 more

True Power Systems

Lexington, KY

Where Power Becomes Predictable.

WebsitePhone1 office9 projects3 leaders4 credentialsFounded 2024

Project: Data Center Power Analysis

Service: Power System StudiesService: Arc Flash Hazard AnalysisService: Short-Circuit StudiesIndustry: HealthcareIndustry: IndustrialType: Electrical Engineering+20 more

Tuyan, LLC

Providing "turnkey" solutions for challenging problems in a high-tech world.

WebsiteUpdated Jun 2026

Service detail: Electrical & Power Systems Engineering

Service: Electrical & Power Systems EngineeringService: Electrical System Design and EngineeringService: Arc Flash Hazard AnalysisIndustry: DefenseIndustry: GovernmentType: Electrical Engineering+26 more

Two Oaks Design & Consulting

Madison, WI

Design Solutions Driven by Technology

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electrical Design

Service: Electrical DesignService: Mission-Critical Systems AnalysisService: Power Distribution AnalysisIndustry: Mission Critical FacilitiesIndustry: Data CentersType: Electrical Engineering+13 more

Ulteig Engineers, Inc.

Creating Innovative Infrastructure Solutions

Website8 projects2 leadersFounded 1944Updated Jun 2026

Project: TxDOT FM 159 Roadway Realignment

Service: Power EngineeringService: Substation Engineering and DesignService: Transmission Engineering and DesignIndustry: Power GenerationIndustry: Power Transmission & DistributionType: Civil Engineering+53 more

United ECM

Sacramento, CA

United ECM specializes in the technical delivery oversight of major high-speed and electrified transit systems. The practice serves as owner's engineer, contractor's partner, construction manager, and program manager for rail electrification, traction power, and systems integration projects across the United States. Its in-house design team provides final engineering design, traction power load-flow simulations, and 3D BIM virtual reality models, drawing on experience from major programs including California High-Speed Rail and the Caltrain Peninsula Corridor Electrification Project.

WebsitePhone5 offices8 projects10 leaders2 credentialsSize Estimate: 1-25 employees

Project: Metro Purple Line Extension Section 3 Stations Design-Build

Service: Program and Project ManagementService: Comprehensive project planning and schedulingService: Budget management and cost controlIndustry: RailIndustry: TransitType: Owner's Engineer+31 more

Valley Engineering of Harrisonburg PC

Mt. Crawford, VA

Ideas. Made. Real.

WebsitePhone1 officeSize Estimate: 6-25 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: VAV Rooftop Unit Systems DesignService: Chilled Water Systems DesignIndustry: CommercialIndustry: EducationType: MEP+19 more

Van Haren Electric

Byron Center, MI

Van Haren Electric is a West Michigan electrical contracting firm founded in 1947 by Adrian Van Haren and now led by second-generation owner Brian Van Haren. Serving industrial, commercial, and institutional customers throughout West Michigan for over 75 years, the company provides electrical contracting, construction, and service from its Byron Center, Michigan facility, which includes a 10,000-square-foot warehouse for material staging and prefabrication and 8,000 square feet of engineering, CAD, and administrative space. Service vans operate on 24-hour emergency call.

WebsitePhone1 office1 leadersFounded 1947Updated Jun 2026

Service detail: Electrical Testing

Service: Electrical TestingService: Load Harmonics and AnalysisService: Hi-PottingIndustry: IndustrialIndustry: CommercialType: Electrical Engineering+24 more

Virtual Thermal Fluids, LLC

Lubbock, TX

Interpret physics using digits

WebsitePhone1 office3 projects1 leaders4 credentials3 publications

Project: VTF Ignition System Model Development

Service: Combustion CFD SimulationService: Diesel engine combustion simulationService: SI and GDI engine combustion simulationIndustry: AutomotiveIndustry: Research FacilitiesType: Combustion Engineering+25 more

Voltura Electric LLC

Bettendorf, IA

Electrical Engineering Consultants and Analysis

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Power Systems Design

Service: Power Systems DesignService: Substations and TransmissionService: Power Distribution SystemsIndustry: DefenseIndustry: GovernmentType: Electrical Engineering+15 more

WW Engineering, PLLC

New York, NY

Full-Service MEP/FP Engineering

Website1 office6 projectsUpdated Jun 2026

Project: Yahoo New York Office and Training Center

Service: Mechanical EngineeringService: Heating, Ventilation, and Air ConditioningService: Refrigeration PlantsIndustry: CommercialIndustry: ResidentialType: MEP+33 more

Waypoint Electrical Services, LLC

Kalamazoo, MI

Grounded in Experience.

WebsitePhone1 office1 leaders4 credentialsUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Design-Build PartnershipsService: Site Selection and PlanningIndustry: CommercialIndustry: IndustrialType: Electrical Engineering+16 more

Wessler Engineering

Indianapolis, IN

There is no water problem we can't solve togetherâ„¢

WebsitePhone8 offices8 projects8 leaders6 credentials3 publications

Project: Warsaw Wastewater Treatment Plant

Service: Wastewater EngineeringService: Wastewater treatment plant designService: Wastewater collection system design and rehabilitationIndustry: GovernmentType: Automation & Controls+54 more

West Plains Engineering, Inc.

Rapid City, SD

MEP and power engineering solutions for the Upper Midwest

WebsitePhone4 offices1 projects7 leadersFounded 1984Size Estimate: 30-50 employees

Project: DSU Trojan Athletics Complex

Service: Mechanical EngineeringService: Heating, Ventilating and Air ConditioningService: Heat Recovery SystemsIndustry: EducationIndustry: Sports & RecreationType: MEP+44 more