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.

Filters1

2RW Consultants, Inc.

Charlottesville, VA

Energy by Design

WebsitePhone3 offices10 projects6 leaders32 credentialsFounded 1985

Project: JMU Carrier Library Renovation, Restoration, and Expansion

Service: MEP/FP Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: EducationIndustry: GovernmentType: MEP+37 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 D Marble Co Inc

King of Prussia, PA

Environmental, Cultural, and Water Resources Engineering

Website4 offices5 leadersUpdated Jun 2026

Service detail: Environmental Engineering

Service: Environmental EngineeringService: Environmental Clearance and PermittingService: Construction Site Environmental ServicesIndustry: FederalIndustry: Power GenerationType: Environmental Engineering+14 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

A.P. Consulting Engineers, DPC

Elmont, NY

MEP, Lighting, Energy, and Life Safety Engineering

WebsitePhone2 offices8 credentialsUpdated Jun 2026

Service detail: MEP Services

Service: MEP ServicesService: Mechanical DesignService: Electrical DesignIndustry: Arts & CultureIndustry: ResidentialType: MEP+18 more

ACT Engineers, Inc.

Robbinsville, NJ

Civil, Coastal, and Environmental Engineering and Consulting Practice

WebsitePhone3 offices5 projects8 leaders6 credentialsFounded 1991

Project: Arney's Mount West Trail

Service: Civil/Site EngineeringService: Coastal EngineeringService: Flooding and ResiliencyIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+28 more

AES Group, Inc.

Parker, CO

Providing Engineering and Architecture Services Since 2002

WebsitePhone1 office4 projects5 leaders20 credentialsFounded 1988

Project: Pikes Peak National Cemetery Master Plan & Design

Service: Civil EngineeringService: Site DesignService: GradingIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+38 more

AFVET Solutions, LLC

Warner Robins, GA

Providing responsive, innovative solutions in aviation, engineering, logistics, and program management services.

WebsitePhone2 offices1 leadersFounded 2007Updated Jun 2026

Service detail: Engineering Support

Service: Engineering SupportService: Systems Engineering and IntegrationService: Avionics ModernizationIndustry: AviationIndustry: DefenseType: Aviation Engineering+30 more

AHA Consulting Engineers

Burlington, MA

beyond engineering

WebsitePhone5 offices4 projects6 leadersFounded 1991Updated Jun 2026

Project: Assembly Innovation Park

Service: MEP/FP DesignService: Mechanical systemsService: Electrical systemsIndustry: Research FacilitiesIndustry: EducationType: MEP+25 more

AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 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

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

ATCSI LLC

Chesapeake, VA

ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.

Website1 office2 projects4 leadersFounded 2012Updated Jun 2026

Project: Naval Air Traffic Management Program Support

Service: Air Traffic Control Systems IntegrationService: Air Traffic Control Procedure and Policy DevelopmentService: Air Traffic Control SimulationIndustry: DefenseIndustry: AviationType: Aerospace Engineering+19 more

Acme Engineering, LLC

Edgewood, NM

Professional civil engineering services in New Mexico and Arizona

WebsitePhone1 office1 projects2 leadersFounded 2024Updated Jun 2026

Project: Moenkopi Wash Drainage Improvements Project

Service: Water Supply and Water ResourcesService: Water Supply and Distribution NetworksService: Flood Management and ControlIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+27 more

Advanced Cryogenics, Ltd

Tavernier, FL

Optimizing CO2 Management for Sustainability and Success

WebsitePhone1 office1 leaders6 publicationsSize Estimate: 1 employeesUpdated Jun 2026

Service detail: CO2 Source Evaluation

Service: CO2 Source EvaluationService: Technical Source AssessmentService: Business Viability AnalysisIndustry: Carbon CaptureIndustry: Oil & GasType: Process Engineering+18 more

Advanced Structural Design, Inc.

Winter Park, FL

Shaping the places where you Live, Learn, Play and more.

WebsitePhone1 office10 projects4 leaders1 credentialsSize Estimate: 5-30 employees

Project: Osceola County School for the Arts

Service: Structural EngineeringService: Structural Design and AnalysisService: Specialized StructuresIndustry: ResidentialIndustry: Multifamily ResidentialType: Structural Engineering+14 more

Advantus Engineers

Pittsburgh, PA

Advantus Engineers is a Pittsburgh-based engineering consulting practice founded in 2004, specializing in building commissioning, sustainability consulting, MEP assessments, construction quality assurance, and environmental compliance. It serves public, institutional, and commercial clients across the Pittsburgh region. Over more than two decades, the practice has supported LEED certifications, water quality programs, and on-call MEP engineering for clients including the Pittsburgh Water and Sewer Authority and the David L. Lawrence Convention Center.

WebsitePhone1 office7 projects9 leaders3 credentialsFounded 2004

Project: Western Butler County Authority Administration Building

Service: Building CommissioningService: Design and Submittal AnalysisService: Controls and Checklist FormulationIndustry: GovernmentIndustry: CommercialType: MEP+40 more

AlfaTech

Harmonizing Relationships, Sustainability and Innovation

Website10 projects13 leadersUpdated Jun 2026

Project: The Lucas Museum of Narrative Art

Service: MEP EngineeringService: Mechanical Engineering DesignService: Electrical Engineering DesignIndustry: CommercialIndustry: RetailType: MEP+65 more

Altieri Sebor Wieber, LLC

Wilton, CT

Making Bold Visions Work

WebsitePhone2 offices5 projects1 leaders2 credentialsUpdated Jun 2026

Project: David Rockefeller Creative Arts Center

Service: MEPF EngineeringService: Mechanical EngineeringService: Building Automation and Energy ManagementIndustry: Arts & CultureIndustry: EducationType: MEP+56 more

Apex PetroConsultants LLC

Where Deep Ethylene Expertise Meets Strategic Decision-Making

Website7 projects1 leaders2 publicationsSize Estimate: 1-9 employeesUpdated Jun 2026

Project: 10% CAPEX Reduction for Integrated Mixed-Feed Complexes

Service: Project Development and Execution OversightService: Independent Technology SelectionService: FEED and Detailed Engineering ReviewIndustry: PetrochemicalIndustry: ChemicalsType: Chemical Engineering+20 more

Applied Engineering Services

Indianapolis, IN

Applied Experience. Applied Engineering.

WebsitePhone1 office7 projects6 leaders9 credentialsFounded 1998

Project: Innovation Hall - IUPUI

Service: Mechanical EngineeringService: HVAC & VentilationService: Central Utility Plants & PipingIndustry: ManufacturingIndustry: EducationType: MEP+21 more

Architectural Design Consultants, Inc.

Lake Delton, WI

Designing Experiences. Building Relationships.

WebsitePhone3 offices6 leadersFounded 1987Size Estimate: 50+ employeesUpdated Jun 2026

Service detail: Master Planning & Site Analysis

Service: Master Planning & Site AnalysisService: Development goal setting and programmingService: Competitive site analysis and comparisonsIndustry: HospitalityIndustry: Multifamily ResidentialType: Architecture & Engineering+25 more

Asset Environments

Omaha, NE

Building+Business Solutions

WebsitePhone1 office17 projects6 leaders8 credentialsSize Estimate: 1-10 employees

Project: 730 3rd Avenue C-PACE Study

Service: Financial SolutionsService: PACE Financing StudiesService: 45L Tax Credit CertificationIndustry: CommercialIndustry: HospitalityType: Design-Build+15 more

Avid4 Engineering

Rapid City, SD

Empower your projects with common sense engineering solutions

WebsitePhone1 office4 leadersUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Water ResourcesService: Geospatial SolutionsIndustry: GovernmentIndustry: FederalType: Civil Engineering+9 more