Public engineering firm directory

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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

3Bears Technical Services

Hixson, TN

Experts in Nuclear Operations and Waste Management Solutions

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Engineering and Project Management

Service: Engineering and Project ManagementService: Mechanical EngineeringService: Electrical EngineeringIndustry: NuclearIndustry: Environmental & RemediationType: Environmental Engineering+31 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

AEED, Inc.

Chattanooga, TN

Sustainable, Innovative Engineering Solutions

WebsitePhone1 office2 credentialsFounded 2001Updated Jun 2026

Service detail: Engineering, Consulting and Design

Service: Engineering, Consulting and DesignService: Mechanical EngineeringService: Clean Room Design and CommissioningIndustry: CommercialIndustry: HospitalityType: MEP+53 more

Augusta Engineering

Nashville, TN

Augusta Engineering is a Nashville-based MEP engineering firm licensed across 31 states, specializing in mechanical, electrical, and plumbing engineering services tailored for small-scale projects. Augusta Engineering delivers agility and technical expertise for new construction and renovation projects across municipal, state, federal, industrial, healthcare, commercial, and institutional markets, with a focus on eco-conscious and sustainable engineering solutions.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical, Electrical & Plumbing Engineering

Service: Mechanical, Electrical & Plumbing EngineeringService: Mechanical engineeringService: Electrical engineeringIndustry: HospitalityIndustry: RetailType: MEP+6 more

Buchart Horn, Inc.

York, PA

Shaping the built environment with precision, creativity, and purpose since 1945

WebsitePhone9 offices6 projects4 leadersFounded 1945Size Estimate: 100-500 employees

Project: I-40/I-240 Interchange Improvements, Memphis, TN

Service: Water Resources EngineeringService: Wastewater treatment plant engineeringService: Water distribution and collection systemsIndustry: Water ResourcesIndustry: WastewaterType: Architecture & Engineering+41 more

Burns Engineering

Arlington, TN

Electrical engineering for commercial and industrial projects

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringIndustry: CommercialIndustry: IndustrialType: Electrical Engineering+3 more

CMTA

Louisville, KY

Building Science Leadership

Website49 offices2 projects3 leaders6 credentialsFounded 1969Size Estimate: 1,560 employees

Project: CMTA Corporate Headquarters Building 2

Service: Consulting EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: ManufacturingIndustry: AviationType: MEP+30 more

Campbell & Associates, Inc.

Chattanooga, TN

On Time, In Budget, Right the First Time

WebsitePhone1 office12 leaders1 credentialsFounded 1947Updated Jun 2026

Service detail: Sustainable Energy Systems

Service: Mechanical EngineeringService: Electrical EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: Environmental Engineering+16 more

Chad Stewart & Associates, Inc.

Memphis, TN

Engineering every angle

Website2 offices2 projects6 leadersUpdated Jun 2026

Project: St. Jude Children's Research Hospital Data Center

Service: Structural EngineeringService: Structural DesignService: RehabilitationIndustry: BridgesIndustry: CommercialType: Structural Engineering+22 more

Chen Moore And Associates Inc

Fort Lauderdale, FL

A History of Engineering Success

WebsitePhone15 offices8 projects3 leaders2 credentialsFounded 1986

Project: City of Fort Lauderdale Emergency Bypass 48" Forcemain

Service: Civil EngineeringService: Water Resources EngineeringService: Water and Wastewater SystemsIndustry: Water ResourcesIndustry: Water SupplyType: Civil Engineering+25 more

Engineered Building Systems LLC

Chattanooga, TN

Independent building systems engineering consultants

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Multidisciplinary Building Systems Design

Service: Multidisciplinary Building Systems DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: HealthcareType: MEP+26 more

Engineering Services Group, Inc.

Knoxville, TN

Mechanical and Electrical Consulting Engineering

WebsitePhone1 office6 projects5 leaders1 credentialsFounded 1989

Project: Tennessee Air National Guard TEC Dormitory and Classroom Facility

Service: HVAC EngineeringService: Air SystemsService: Water SystemsIndustry: CommercialIndustry: IndustrialType: Mechanical Engineering+27 more

Fisher Arnold

Memphis, TN

Clients' Architecture & Engineering Vision Made Real

WebsitePhone1 office6 projects6 leaders1 credentialsSize Estimate: 200-999 employees

Project: Parkway Village Elementary

Service: EngineeringService: Electrical EngineeringService: Environmental EngineeringIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+35 more

GCC Engineers, LLC

Paducah, KY

GCC Engineers is a multidisciplinary MEP engineering consulting firm with nearly 30 years of experience offering mechanical, electrical, and fire protection engineering for commercial, industrial, religious, medical, retail, and residential projects across the southeastern United States. Operating from offices in Paducah, Kentucky and South Fulton, Tennessee in partnership with DW Collier Engineering, GCC is licensed in over 28 states and provides on-site and remote engineering consulting from initial design through construction.

WebsitePhone2 offices3 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power systems and load analysisService: Lighting analysisIndustry: CommercialIndustry: IndustrialType: MEP+34 more

Gresham Smith

Nashville, TN

We Plan, Design and Consult to Create Healthy and Thriving Communities

Website2 offices21 projects8 leaders7 credentialsUpdated Jun 2026

Project: Charlotte Douglas International Airport (CLT) - Terminal Lobby Expansion

Service: AviationService: Terminal Architecture and DesignService: Advisory ServicesIndustry: AirportsIndustry: AviationType: Architecture & Engineering+62 more

Gulf States Engineering Inc

Mobile, AL

Engineering excellence

WebsitePhone3 offices7 projects17 leaders30 credentialsFounded 1998

Project: Airbus Final Assembly Line

Service: Structural EngineeringService: Structural DesignService: Equipment FoundationsIndustry: MetalsIndustry: AerospaceType: Civil Engineering+39 more

HNA Engineering, PLLC

Arlington, TN

Mechanical, electrical, plumbing, and fire protection engineering services

WebsitePhone1 office7 projects8 leaders1 credentialsFounded 2013

Project: Eye Surgery Center of Knoxville

Service: Mechanical EngineeringService: Provides Building Climate ControlService: Plumbing EngineeringIndustry: HealthcareIndustry: IndustrialType: MEP+22 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

Hurst-Rosche, Inc.

Hillsboro, IL

Founded in 1937 and headquartered in Hillsboro, Illinois, Hurst-Rosche is a total in-house, multi-discipline architecture and engineering practice with six offices across Illinois, Missouri, and Tennessee. Bringing together architecture, civil, structural, mechanical, electrical, geotechnical, environmental, and surveying capabilities under one roof, it delivers planning, design, and construction-related services on projects ranging from school performing arts centers and water treatment plants to transportation infrastructure and institutional facilities. Projects have earned Illinois Capital Development Board Thomas Madigan Awards, AIA Design Awards, and ACEC Excellence Awards.

WebsitePhone6 offices6 projects3 leaders4 credentialsFounded 1937

Project: Murphysboro High School Performing Arts Center

Service: ArchitectureService: Educational Facility DesignService: Government & Institutional Facility DesignIndustry: EducationIndustry: GovernmentType: Architecture & Engineering+37 more

Integral Engineering Group

Knoxville, TN

Engineering Beyond the Curve

Website1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Process Engineering

Service: Process EngineeringService: Focuses On The DesignService: OptimizationIndustry: ChemicalsIndustry: PetrochemicalType: Process Engineering+49 more

Maffett Loftis Engineering

Cookeville, TN

Engineering Excellence Since 2008

WebsitePhone1 office13 leadersFounded 2008Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power Systems DesignService: Lighting SystemsIndustry: MarineIndustry: ResidentialType: Electrical Engineering+19 more

March Adams & Associates

Chattanooga, TN

Quality Engineering since 1982

WebsitePhone1 office11 projectsFounded 1982Updated Jun 2026

Project: Keller Williams Southside Office

Service: Mechanical EngineeringService: CAD and BIM Modeling and DetailingService: ManufacturingIndustry: CommercialIndustry: HealthcareType: Civil Engineering+59 more

McGill Associates, PA

Asheville, NC

Shaping Communities Together

WebsitePhone8 offices9 projects1 leaders3 credentialsFounded 1984

Project: Mission Tower North

Service: Water & WastewaterService: Water Source and TreatmentService: Water DistributionIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+74 more