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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Burns Engineering, Inc.

Philadelphia, PA

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety

Website6 offices14 projects12 leaders15 credentials5 publicationsFounded 1960

Project: Pittsburgh International Airport Terminal Modernization Program

Service: Electrical EngineeringService: Power Infrastructure RenewalService: Campus Electrical ModernizationIndustry: AviationIndustry: RailType: Aviation Engineering+52 more

CoolSys Energy Design

Princeton, NJ

Engineering Solutions That Power Your Bottom Line.

WebsitePhone3 offices8 projects7 leaders9 credentialsSize Estimate: 100-250 employees

Project: Atrium Palace Condominiums

Service: Mechanical and HVAC EngineeringService: Heating, Ventilation, and Air Conditioning SystemsService: Chiller and Boiler Central PlantsIndustry: CommercialIndustry: RetailType: Automation & Controls+48 more

Electric Power Engineers, LLC

Austin, TX

Powering tomorrow.

WebsitePhone1 office8 projects5 leaders5 credentials2 publications

Project: SolaireHolman 1 - 50 MW Solar Array

Service: Grid Analysis & InterconnectionService: Generation Interconnection StudiesService: Transmission Planning & OperationsIndustry: Power GenerationIndustry: SolarType: Electrical Engineering+26 more

Epassa Electrical Engineering, LLC

Houston, TX

Power is our ExpErtisE

WebsitePhone1 office1 leaders13 credentialsSize Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Electrical Power Studies

Service: Electrical Power StudiesService: Arc Flash AnalysisService: Protection and Coordination StudiesIndustry: Renewable EnergyIndustry: WindType: Electrical Engineering+15 more

HMG & Associates, Inc.

Austin, TX

HMG & Associates, Inc. is a mechanical, electrical, and plumbing engineering practice based in Austin and San Antonio, Texas. Established in 1983, it specializes in MEP and fire protection engineering services for commercial, institutional, educational, and high-technology buildings across Texas and beyond.

Website2 officesFounded 1983Size Estimate: 30-50 employeesUpdated Jun 2026

Service detail: Mechanical Systems Design

Service: Mechanical Systems DesignService: HVAC DesignService: Central Utility PlantsIndustry: CommercialIndustry: EducationType: MEP+33 more

Henderson Engineers

Lenexa, KS

Henderson Engineers is a national building systems engineering design and facility consulting firm headquartered in Lenexa, Kansas, with 15 offices across the United States. Its team of more than 1,000 engineers provides mechanical, electrical, plumbing, fire and life safety, refrigeration, telecommunications, security, acoustics, and commissioning services for retail, healthcare, commercial, grocery and distribution, sports venue, and data center markets.

Website15 offices4 leaders2 credentials2 publicationsSize Estimate: 1,000 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC SystemsService: Air DistributionIndustry: CommercialIndustry: RetailType: MEP+29 more

Homco Renaissance, Inc.

Columbia, MD

Reliable. Innovative. Sustainable.

WebsitePhone3 offices9 projects15 leaders15 credentialsFounded 2015

Project: NAVFAC Indian Head Facility Design

Service: Engineering DesignService: Electrical Power EngineeringService: Mechanical EngineeringIndustry: GovernmentIndustry: FederalType: MEP+36 more

INS Engineering

Albany, NY

A-Plus Team Supporting the Renewable Industry

WebsitePhone3 officesUpdated Jun 2026

Service detail: Interconnection

Service: InterconnectionService: Interconnection Applications & Asset RegistrationService: Renewable System Design & ValidationIndustry: Renewable EnergyIndustry: Electric UtilitiesType: Automation & Controls+18 more

Keystone Engineering Inc.

Mandeville, LA

Engineering Excellence & Innovation in Every Design

WebsitePhone9 offices5 projects8 leaders3 credentialsFounded 1988

Project: Geothermal Water System

Service: Multi-Discipline EngineeringService: Process EngineeringService: Mechanical EngineeringIndustry: Oil & GasIndustry: PetrochemicalType: EPC+26 more

Molzen Corbin

Albuquerque, NM

Sustainable Infrastructure for Today and Into the Future

WebsitePhone3 offices8 projects1 leaders3 credentials1 publications

Project: I-25/Williamsburg Interchange

Service: Water & Wastewater EngineeringService: Water Resource EngineeringService: Wastewater EngineeringIndustry: GovernmentIndustry: AirportsType: Architecture & Engineering+55 more

Orion Engineers & Constructors

Mobile, AL

Enabling success and building relationships.

Website4 officesFounded 2001Updated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Feasibility StudiesService: Front End Loading PackagesIndustry: Biomass & BioenergyIndustry: ChemicalsType: Architecture & Engineering+73 more

Palmetto Engineering & Consulting

Piedmont, SC

Engineering Tomorrow's Connectivity

WebsitePhone3 offices5 projects12 leadersFounded 1982Size Estimate: 50-200 employees

Project: Tennessee Valley Network: Future Ready Project

Service: Broadband EngineeringService: Outside Plant (OSP) DesignService: Network Planning & ModelingIndustry: TelecommunicationsIndustry: Electric UtilitiesType: Architecture & Engineering+33 more

Prime Partners Engineering LLC

Washington, DC

Providing engineering and project management solutions with big goals

Website3 offices2 leaders2 credentialsFounded 2019Updated Jun 2026

Service detail: Power & Utility Engineering

Service: Power & Utility EngineeringService: Distribution EngineeringService: Transmission EngineeringIndustry: UtilitiesIndustry: Electric UtilitiesType: Owner's Engineer+16 more

Smith Engineering and Associates, LLC

Cleveland, TN

Innovative & Efficient Engineering Solutions

WebsitePhone3 offices6 projects1 leaders10 credentialsSize Estimate: 1-25 employees

Project: Jackson International Airport Aviation Project Management

Service: Traffic EngineeringService: Traffic CountsService: Traffic Analysis and ModelingIndustry: TransportationIndustry: AviationType: Civil Engineering+71 more

Sun Engineering, LLC

Phoenix, AZ

Sun Engineering, LLC offers electrical, mechanical, and plumbing consulting engineering services. Located in Phoenix, Arizona, the practice has decades of design engineering experience.

WebsitePhone2 offices8 projects4 leadersSize Estimate: 1-9 employeesUpdated Jun 2026

Project: Phoenix Light Rail Transportation System

Service: Electrical EngineeringService: Aviation and Airfield LightingService: Building Power DistributionIndustry: AirportsIndustry: AutomotiveType: Automation & Controls+47 more